Married Third Cousin

In 1080 Stephen Blois II Count Blois and Chartres [aged 35] and Adela Normandy Countess Blois [aged 13] were married at Chartres [Map]. She by marriage Countess Blois. The difference in their ages was 22 years. She the daughter of King William "Conqueror" I of England [aged 52] and Matilda Flanders Queen Consort England [aged 49]. He the son of Theobald Blois III Count Blois [aged 68] and Gersenda Maine Countess Blois. They were third cousins.

In 1087 Alan Canhiart IV Duke Brittany [aged 24] and Constance Normandy Duchess Brittany [aged 30] were married. She by marriage Duchess Brittany. She the daughter of King William "Conqueror" I of England [aged 59] and Matilda Flanders Queen Consort England. They were third cousins.

In 1127 William Clito Count Flanders [aged 24] and Joanna Monferrat Countess Essex and Flanders were married. She by marriage Countess Essex. She the daughter of Rainier Aleramici Marquis of Monferrat [aged 43] and Gisela Ivrea Countess Savoy [aged 57]. He the son of Robert Curthose III Duke Normandy [aged 76] and Sybilla Conversano Duchess Normandy. They were third cousins. He a grandson of King William "Conqueror" I of England.

In 1157 Almaric I King Jerusalem [aged 21] and Agnes Courtenay Queen Jerusalem [aged 21] were married. She by marriage Queen Jerusalem. She the daughter of Joscelin Courtenay II Count Edessa. He the son of Fulk "Young" King Jerusalem and Melisende Queen of Jerusalem [aged 52]. They were third cousins.

In 1160 Matthew Metz Count Boulogne and Marie Blois I Countess Boulogne [aged 24] were married. She the daughter of King Stephen I England and Matilda Flanders. He the son of Thierry Count Flanders [aged 61] and Sibylla Anjou Countess Essex [aged 48]. They were third cousins.

In 1170 Matthew Metz Count Boulogne and Marie Blois I Countess Boulogne [aged 34] were divorced.

23rd May 1200 King Louis VIII of France [aged 12] and Blanche Ivrea Queen Consort France [aged 12] were married. She the daughter of Alfonso VIII King Castile [aged 44] and Eleanor Plantagenet Queen Consort Castile [aged 38]. He the son of King Philip II of France [aged 34] and Isabelle Flanders Queen Consort France. They were third cousins. He a great x 3 grandson of King William "Conqueror" I of England. She a granddaughter of King Henry "Curtmantle" II of England.

Around December 1206 Hugh Bigod 3rd Earl Norfolk [aged 24] and Maud Marshal Countess Norfolk and Surrey [aged 12] were married. She the daughter of William Marshal 1st Earl Pembroke [aged 60] and Isabel Clare Countess Pembroke [aged 34]. He the son of Roger Bigod 2nd Earl Norfolk [aged 62] and Ida Tosny Countess Norfolk [aged 50]. They were third cousins.

Before 1209 William Mowbray 6th Baron Thirsk [aged 35] and Avice D'Aubigny Baroness Okehampton Baroness Mowbray [aged 12] were married. She by marriage Baroness Thirsk. The difference in their ages was 23 years. She the daughter of William D'Aubigny 3rd Earl Lincoln 3rd Earl of Arundel [aged 29] and Mabel Gernon Countess Lincoln and Arundel. They were third cousins. She a great x 3 granddaughter of King Henry I "Beauclerc" England.

In March 1211 Raymond Rouerge VII Count Toulouse [aged 13] and Sancha Barcelona Countess Toulouse were married. She the daughter of Alfonso II King Aragon and Sancha Ivrea Queen Consort Aragon. He the son of Raymond Count of Toulouse [aged 54] and Joan Plantagenet Queen Consort Sicily. They were third cousins. He a grandson of King Henry "Curtmantle" II of England.

In or before 1218 Gilbert Clare 5th Earl Gloucester 4th Earl Hertford [aged 37] and Isabel Marshal Countess Cornwall, Gloucester and Hertford [aged 17] were married. She by marriage Countess Gloucester, Countess Hertford. The difference in their ages was 20 years. She the daughter of William Marshal 1st Earl Pembroke [aged 71] and Isabel Clare Countess Pembroke [aged 45]. He the son of Richard Clare 3rd Earl Hertford and Amice Fitzrobert Countess Hertford. They were third cousins. He a great x 2 grandson of King Henry I "Beauclerc" England.

Before 1235 Hugh XI of Lusignan VI Count of La Marche II Count Angoulême [aged 13] and Yolande Capet Countess Lusignan, La Marche and Angoulême [aged 15] were married. She the daughter of Peter of Dreux aka Mauclerc Duke Brittany [aged 47] and Alix Thouars Duchess of Brittany. He the son of Hugh X of Lusignan V Count La Marche [aged 51] and Isabella of Angoulême Queen Consort England [aged 46]. They were third cousins. She a great x 4 granddaughter of King Henry I "Beauclerc" England.

On 1st November 1236 Hugh Ivrea Count Burgundy [aged 16] and Adelaide Andechs were married. He by marriage Count Burgundy. She the daughter of Otto Andechs I Duke Merania and Beatrice Hohenstaufen Duchess Merania. They were third cousins. He a great x 4 grandson of King William "Conqueror" I of England. She a great x 4 granddaughter of King William "Conqueror" I of England.

On 12th March 1237 William Jülich IV Count Jülich [aged 27] and Margaret Guelders Countess Jülich were married. She by marriage Countess Jülich. He would, thirteen years later, marry her sister Richardis Guelders Countess Jülich [aged 22]; an example of Married to Two Siblings. She the daughter of Gerard III Count Guelders and Margaret Reginar Countess Guelders. He the son of William Jülich III Count Jülich and Matilda Luxemburg Countess Jülich. They were third cousins. She a great x 2 granddaughter of King Stephen I England.

On 14th June 1237 Robert Capet Count of Artois [aged 20] and Matilda Reginar Countess Saint Pol [aged 13] were married. She the daughter of Henry Reginar II Duke Brabant [aged 30] and Marie Swabia Duchess Brabant. He the son of King Louis VIII of France and Blanche Ivrea Queen Consort France [aged 49]. They were third cousins. He a great grandson of King Henry "Curtmantle" II of England. She a great x 2 granddaughter of King Stephen I England.

In 1245 Theobald of Bar II Count of Bar [aged 24] and Joanna Dampierre Countess Bar were married. She by marriage Countess Bar. She the daughter of William Dampierre II Count Flanders and Margaret II Countess Flanders [aged 42]. He the son of Henry of Bar II Count of Bar and Philippa Capet Countess of Bar. They were third cousins. He a great x 4 grandson of King William "Conqueror" I of England. She a great x 4 granddaughter of King William "Conqueror" I of England.

In 1246 John of Avesnes I Count Hainaut [aged 27] and Adelaide Gerulfing Countess Hainaut [aged 16] were married. She by marriage Countess Hainaut. She the daughter of Floris Gerulfing IV Count Holland and Mathilde Reginar Countess Holland and Palatine [aged 46]. He the son of Bouchard Avesnes and Margaret II Countess Flanders [aged 43]. They were third cousins. He a great x 4 grandson of King William "Conqueror" I of England. She a great x 2 granddaughter of King Stephen I England.

Before 1250 Raoul Coucy II Lord Coucy and Philippe Dammartin Countess Eu were married. She the daughter of Simon Dammartin and Marie Montgomery Countess Ponthieu [aged 50]. They were third cousins.

Before January 1250 William Jülich IV Count Jülich [aged 40] and Richardis Guelders Countess Jülich [aged 35] were married. She by marriage Countess Jülich. He had previously married her sister Margaret Guelders Countess Jülich; an example of Married to Two Siblings. She the daughter of Gerard III Count Guelders and Margaret Reginar Countess Guelders. He the son of William Jülich III Count Jülich and Matilda Luxemburg Countess Jülich. They were third cousins. She a great x 2 granddaughter of King Stephen I England.

Around 1258 Hugh IV Duke Burgundy [aged 44] and Beatrix Blois Duchess Burgundy [aged 16] were married. She by marriage Duchess Burgundy. The difference in their ages was 28 years. She the daughter of Theobald IV King Navarre and Margaret Bourbon Queen Consort Navarre. He the son of Odo III Duke Burgundy and Alice Vergy Duchess Burgundy. They were third cousins. He a great x 4 grandson of King William "Conqueror" I of England. She a great x 4 granddaughter of King William "Conqueror" I of England.

In 1265 Robert Dampierre III Count Flanders [aged 16] and Blanche Capet Countess Flanders [aged 15] were married. She by marriage Countess Flanders. He the son of Guy Dampierre Count Flanders [aged 39] and Mathilde Bethune. They were third cousins. He a great x 5 grandson of King William "Conqueror" I of England. She a great x 2 granddaughter of King Henry "Curtmantle" II of England.

In 1271 Robert Bruce Earl Carrick [aged 27] and Marjorie Carrick 3rd Countess Carrick [aged 18] were married at Turnberry Castle. He by marriage Earl Carrick. She the daughter of Niall Carrick 2nd Earl Carrick and Margaret Stewart Countess Carrick. They were third cousins. He a great x 4 grandson of King Henry I "Beauclerc" England.

In 1272 Jean I of Chalon-Arlay [aged 14] and Margaret Burgundy were married. She the daughter of Hugh IV Duke Burgundy [aged 58]. They were third cousins. She a great x 5 granddaughter of King William "Conqueror" I of England.

In 1275 Arthur II Duke Brittany [aged 13] and Marie Limoges Duchess Brittany were married. She by marriage Duchess Brittany 1221 Dreux. He the son of John II Duke Brittany [aged 36] and Beatrice Plantagenet [aged 32]. They were third cousins. He a grandson of King Henry III of England.

In or before 1280 Richard "Red Earl" Burgh 2nd Earl of Ulster [aged 20] and Margaret Burgh Countess Ulster were married. She by marriage Countess of Ulster. He the son of Walter Burgh 1st Earl of Ulster and Aveline Fitzjohn Countess Ulster. They were third cousins.

Before 4th September 1286 Roger Mowbray 1st Baron Mowbray [aged 29] and Rohese Clare Baroness Mowbray [aged 31] were married. She by marriage Baroness Mowbray. She the daughter of Richard de Clare 6th Earl Gloucester 5th Earl Hertford and Maud Lacy Countess Gloucester and Hertford [aged 63]. They were third cousins. He a great x 2 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry I "Beauclerc" England.

In 1290 Alfonso de la Cerda [aged 20] and Mahaut Brienne were married. She the daughter of John Brienne I Count of Eu [aged 44] and Beatrice Saint Pol Countess Eu. They were third cousins. He a great x 3 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

In or before 1295 Arthur II Duke Brittany [aged 33] and Yolande of Dreux Queen of Scotland [aged 31] were married. She by marriage Duchess Brittany 1221 Dreux. She the daughter of Robert Capet IV Count Dreux and Beatrice Montfort Countess Dreux [aged 46]. He the son of John II Duke Brittany [aged 55] and Beatrice Plantagenet. They were third cousins. He a grandson of King Henry III of England. She a great x 5 granddaughter of King Henry I "Beauclerc" England.

In 1297 John III Duke Brittany [aged 10] and Isabelle Valois Duchess Brittany [aged 5] were married. She by marriage Duchess Brittany 1221 Dreux. She the daughter of Charles Valois I Count Valois [aged 26] and Margaret Capet Countess Valois [aged 24]. They were third cousins. He a great grandson of King Henry III of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

On 6th April 1301 John Cromwell [aged 29] and Idoine Vipont [aged 42] were married. They were third cousins. He a great x 5 grandson of King Henry I "Beauclerc" England. She a great x 5 granddaughter of King Henry I "Beauclerc" England.

On 14th November 1302 Humphrey Bohun 4th Earl Hereford 3rd Earl Essex [aged 26] and Princess Elizabeth of Rhuddlan Countess Essex, Hereford and Holland [aged 20] were married. She by marriage Countess Essex, Countess Hereford. Westminster Abbey [Map]. She the daughter of King Edward I of England [aged 63] and Eleanor of Castile Queen Consort England. He the son of Humphrey Bohun 3rd Earl Hereford 2nd Earl Essex and Maud Fiennes Countess Essex and Hereford. They were third cousins.

On 4th February 1316 Theobald Verdun 2nd Lord Verdun [aged 37] and Elizabeth Clare Lady Verdun [aged 20] were married. She by marriage Lord Verdun. She the daughter of Gilbert "Red Earl" Clare 7th Earl Gloucester 6th Earl Hertford and Joan of Acre Countess Gloucester and Hertford. They were third cousins. She a granddaughter of King Edward I of England.

Before 1320 Thomas Berkeley 8th and 3rd Baron Berkeley [aged 23] and Margaret Mortimer Baroness Berkeley [aged 15] were married. She the daughter of Roger Mortimer 1st Earl March [aged 32] and Joan Geneville Baroness Mortimer 2nd Baroness Geneville [aged 33]. They were third cousins. He a great x 3 grandson of King John of England. She a great x 4 granddaughter of King John of England.

In 1320 Robert III Artois [aged 33] and Joan Valois Countess Zeeland Holland Avesnes and Hainaut [aged 26] were married. She the daughter of Charles Valois I Count Valois [aged 49] and Margaret Capet Countess Valois. They were third cousins. He a great grandson of King Henry III of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

On 15th May 1346 James Butler 2nd Earl Ormonde [aged 14] and Elizabeth Darcy Countess Ormonde [aged 14] were married at Ormond, County Tipperary. She by marriage Countess Ormonde. She the daughter of John Darcy 1st Baron Darcy of Knayth [aged 66] and Joan Burgh Countess Kildare [aged 46]. He the son of James Butler 1st Earl Ormonde and Eleanor Bohun Countess Ormonde [aged 41]. They were third cousins. He a great grandson of King Edward I of England.

On 25th March 1349 John Mowbray 4th Baron Mowbray Baron Segrave [aged 8] and Elizabeth Segrave 5th Baroness Segrave Baroness Mowbray [aged 10] were married. She by marriage Baroness Mowbray. He by marriage Baron Segrave. She the daughter of John Segrave 4th Baron Segrave [aged 33] and Margaret Plantagenet 1st Duchess of Norfolk. They were third cousins. He a great x 2 grandson of King Henry III of England. She a great granddaughter of King Edward I of England.

After 6th June 1349 Ralph Ferrers [aged 20] and Joan Grey [aged 47] were married. The difference in their ages was 27 years; she, unusually, being older than him. They were third cousins. He a great x 2 grandson of King Edward I of England.

Before 24th August 1358 Henry "Fratricide" II King Castile [aged 24] and Juana Manuel Queen of Castile [aged 19] were married. He the illegitmate son of Alfonso "Avenger" XI King Castile and Eleanor Guzman. They were third cousins. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

Around 3rd July 1361 John Montfort V Duke Brittany [aged 22] and Mary Plantagenet Duchess Brittany [aged 16] were married. She the daughter of King Edward III of England [aged 48] and Philippa of Hainaut Queen Consort England [aged 51]. They were third cousins. He a great x 2 grandson of King Henry III of England.

Before 1362 John Valois 1st Duke Berry [aged 21] and Joanne Armagnac Duchess Berry [aged 15] were married. She by marriage Duchess Berry. She the daughter of John I Count Armagnac [aged 50] and Beatrice Clermont Countess Armagnac [aged 51]. He the son of King John "The Good" II of France [aged 42] and Bonne Luxemburg Queen Consort France. They were third cousins. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great x 5 granddaughter of King Henry "Curtmantle" II of England.

In December 1362 William Jülich I Duke Jülich [aged 35] and Marie Guelders Duchess Jülich were married. She by marriage Duchess Jülich. They had three children. She the daughter of Reginald "Black" I Duke Guelders and Sophia Berthout Berthout. He the son of William Jülich V Duke Jülich. They were third cousins. He a great x 5 grandson of King Stephen I England. She a great x 5 granddaughter of King Stephen I England.

On 12th April 1363 Thomas Ros 4th Baron Ros Helmsley [aged 28] and Beatrice Stafford Countess Desmond [aged 22] were married. She the daughter of Ralph Stafford 1st Earl Stafford [aged 61] and Margaret Audley Countess Stafford. They were third cousins. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great x 2 granddaughter of King Edward I of England.

In or before 1365 Robert Tiptoft 3rd Baron Tibetot [aged 23] and Margaret Deincourt Baroness Tibetot [aged 20] were married. She by marriage Baroness Tibetot. They were third cousins. He a great x 5 grandson of King Henry "Curtmantle" II of England.

In May 1366 John Montfort V Duke Brittany [aged 27] and Joan Holland Duchess Brittany [aged 16] were married. She by marriage Duchess Brittany 1221 Dreux. She the daughter of Thomas Holland 1st Earl Kent and Joan "Fair Maid of Kent" Princess Wales [aged 37]. They were third cousins. He a great x 2 grandson of King Henry III of England. She a great granddaughter of King Edward I of England.

In 1368 Reginald Cobham 2nd Baron Cobham [aged 19] and Elizabeth Stafford Baroness Cobham, Ferrers and Strange [aged 28] were married at Lingfield, Surrey. She by marriage Baroness Cobham. She the daughter of Ralph Stafford 1st Earl Stafford [aged 66] and Margaret Audley Countess Stafford. They were third cousins. He a great x 5 grandson of King John of England. She a great x 2 granddaughter of King Edward I of England.

Before 25th May 1368 William Ferrers 3rd Baron Ferrers of Groby [aged 35] and Margaret Percy Baroness Ferrers Groby [aged 38] were married. She by marriage Baroness Ferrers of Groby. They were third cousins. He a great x 2 grandson of King Edward I of England. She a great x 5 granddaughter of King Henry "Curtmantle" II of England.

Before 13th October 1370 Thomas Holland 2nd Earl Kent [aged 20] and Alice Fitzalan Countess Kent [aged 20] were married. She by marriage Countess Kent. She the daughter of Richard Fitzalan 3rd or 10th Earl of Arundel 8th Earl of Surrey [aged 64] and Eleanor Plantagenet Countess Arundel and Surrey [aged 52]. He the son of Thomas Holland 1st Earl Kent and Joan "Fair Maid of Kent" Princess Wales [aged 42]. They were third cousins. He a great grandson of King Edward I of England. She a great x 2 granddaughter of King Henry III of England.

In or before 1377 Hugh Hastings 7th Baron Hastings [aged 26] and Anne Despencer Baroness Hastings, Marshal and Morley [aged 18] were married. They were third cousins. She a great x 3 granddaughter of King Edward I of England.

In 1377 Ralph Greystoke 3rd Baron Greystoke [aged 23] and Catherine Clifford Baroness Greystoke [aged 8] were married at Brougham Castle [Map]. She by marriage Baroness Greystoke. They were third cousins. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great x 5 granddaughter of King John of England.

Before 1379 Thomas Clifford 6th Baron Clifford [aged 15] and Elizabeth Ros Baroness Clifford were married. She the daughter of Thomas Ros 4th Baron Ros Helmsley [aged 43] and Beatrice Stafford Countess Desmond [aged 37]. They were third cousins. He a great x 5 grandson of King John of England. She a great x 3 granddaughter of King Edward I of England.

In 1380 Waleran Luxemburg [aged 25] and Maud Holland [aged 21] were married. She the daughter of Thomas Holland 1st Earl Kent and Joan "Fair Maid of Kent" Princess Wales [aged 51]. He the son of Guy of Luxemburg I Count Saint Pol and Ligny and Mathilde Chatillon Countess Saint Pol. They were third cousins. He a great x 3 grandson of King Henry III of England. She a great granddaughter of King Edward I of England.

On 22nd June 1382 John Ros 5th Baron Ros Helmsley [aged 13] and Mary Percy Baroness Ros of Helmsley [aged 15] were married. She by marriage Baroness Ros Helmsley. He the son of Thomas Ros 4th Baron Ros Helmsley [aged 47] and Beatrice Stafford Countess Desmond [aged 41]. They were third cousins. He a great x 3 grandson of King Edward I of England.

Before 1383 Richard Talbot 7th Baron Strange Blackmere 4th Baron Talbot [aged 21] and Ankaret Strange 7th Baroness Strange Blackmere, Baroness Talbot [aged 21] were married. They were third cousins. He a great x 2 grandson of King Edward I of England. She a great x 5 granddaughter of King John of England.

After 3rd January 1383 William Willoughby 5th Baron Willoughby [aged 13] and Lucy Strange Baroness Willoughby Eresby were married. They were third cousins.

In or before 1384 Thomas Neville Baron Furnivall [aged 21] and Joan Furnival 5th Baroness Furnivall [aged 8] were married. He by marriage Baron Furnivall. They were third cousins. He a great x 5 grandson of King Henry "Curtmantle" II of England.

In November 1384 Henry of Bar [aged 20] and Marie de Coucy Countess Soissons [aged 18] were married. She the daughter of Enguerrand de Coucy 1st Earl Bedford 1st Count Soissons [aged 44] and Isabella Countess Bedford and Soissons. He the son of Robert of Bar 1st Duke of Bar [aged 39] and Marie Valois Duchess Bar [aged 40]. They were third cousins. He a great x 3 grandson of King Edward I of England. She a granddaughter of King Edward III of England.

In 1385 Holy Roman Emperor Sigismund [aged 16] and Mary Hungary I Queen Hungary [aged 14] were married. She the daughter of Louis I King Hungary King Poland and Elizabeth Bosnia Queen Consort Hungary. He the son of Charles IV King Bohemia Holy Roman Emperor Luxemburg and Elizabeth Pomerania Holy Roman Empress Luxemburg [aged 38]. They were third cousins.

On 29th May 1386 Louis Chatillon and Marie Valois I Duchess Auverge [aged 11] were married. She the daughter of John Valois 1st Duke Berry [aged 45] and Joanne Armagnac Duchess Berry [aged 39]. He the son of Guy Chatillon II Count Blois and Marie Dampierre Countess Blois. They were third cousins. He a great x 4 grandson of King Henry III of England.

In 1387 William "Nithsdale" Douglas [aged 23] and Princess Egidia Stewart [aged 19] were married. She the daughter of King Robert II of Scotland [aged 70] and Euphemia Ross Queen Consort Scotland. He the illegitmate son of Archibald "Grim" Douglas 3rd Earl Douglas [aged 57]. They were third cousins. She a great x 4 granddaughter of King John of England.

In or before 1390 Henry Trafford [aged 27] and Elizabeth Radclyffe [aged 9] were married. They were third cousins.

In 1390 John Valois [aged 27] and Anne Bourbon Duchess Bavaria [aged 10] were married. She the daughter of Jean Bourbon I Count La Marche [aged 46] and Catherine Vendome. He the son of John Valois 1st Duke Berry [aged 49] and Joanne Armagnac Duchess Berry. They were third cousins.

On 24th April 1390 Albert Habsburg IV Duke Austria [aged 12] and Joanna Sophia Wittelsbach Duchess Austria [aged 17] were married at Vienna [Map]. She by marriage Duchess Austria. She the daughter of Albert Wittelsbach I Duke Lower Bavaria [aged 53] and Margaret of Silesia Duchesa Lowwer Bavaria. He the son of Albert "With the Pigtail" Habsburg III Duke Austria [aged 40] and Beatrix Hohenzollern Duchess Austria [aged 28]. They were third cousins. She a great x 5 granddaughter of King Henry "Curtmantle" II of England.

Before 1st June 1402 Thomas Mowbray 4th Earl Norfolk 2nd Earl Nottingham [aged 16] and Constance Holland Countess Norfolk and Nottingham [aged 15] were married. She by marriage Countess Norfolk, Countess Nottingham. She the daughter of John Holland 1st Duke Exeter and Elizabeth Lancaster Duchess Exeter [aged 39]. He the son of Thomas Mowbray 1st Duke of Norfolk and Elizabeth Fitzalan Duchess Norfolk [aged 36]. They were third cousins. He a great x 3 grandson of King Edward I of England. She a great granddaughter of King Edward III of England.

In 1413 James "White Earl" Butler 4th Earl Ormonde [aged 19] and Joan Beauchamp Countess Ormonde were married. She by marriage Countess Ormonde. He the son of James Butler 3rd Earl Ormonde and Anne Welles Countess Ormonde. They were third cousins. He a great x 3 grandson of King Edward I of England. She a great x 3 granddaughter of King Edward I of England.

In 1413 Louis "Bearded" Wittelsbach VII Duke Bavaria [aged 45] and Catherine Valois Duchess Bavaria [aged 33] were married. She by marriage Duchess Bavaria. She the daughter of Peter Valois II Count Alençon and Marie Chamaillart Countess Alençon. He the son of Stephen "Magnificient Fop" Wittelsbach III Duke Bavaria [aged 76] and Taddea Visconti Duchess Bavaria. They were third cousins.

Before 1414 Hugh Courtenay 4th or 12th Earl Devon [aged 24] and Anne Talbot Countess Devon [aged 20] were married. He the son of Edward Courtenay 3rd or 12th Earl Devon [aged 56] and Maud Camoys Countess Devon. They were third cousins. He a great x 3 grandson of King Edward I of England. She a great x 3 granddaughter of King Edward I of England.

Before 6th September 1415 Piers Mauley 5th Baron de Mauley [aged 38] and Maud Neville Baroness Haversham [aged 32] were married. She by marriage Baroness Haversham. She the daughter of Ralph Neville 1st Earl of Westmoreland [aged 51] and Margaret Stafford Baroness Neville Raby. They were third cousins. She a great x 4 granddaughter of King Edward I of England.

In 1418 John Grey 1st Earl Tankerville [aged 33] and Joan Charleton Countess Tankerville [aged 18] were married. She by marriage Countess Tankerville. She the daughter of Edward Charleton 5th Baron Cherleton [aged 48] and Eleanor Holland Countess March and Ulster. They were third cousins. He a great x 3 grandson of King Edward I of England. She a great x 3 granddaughter of King Edward I of England.

Around 1420 Thomas Courtenay 5th or 13th Earl Devon [aged 6] and Margaret Beaufort Countess Devon [aged 11] were married. She the daughter of John Beaufort 1st Marquess Somerset and Dorset and Margaret Holland Duchess Clarence [aged 35]. He the son of Hugh Courtenay 4th or 12th Earl Devon [aged 31] and Anne Talbot Countess Devon [aged 27]. They were third cousins. He a great x 4 grandson of King Edward I of England. She a great granddaughter of King Edward III of England.

On 24th October 1420 René Valois Anjou I Duke Anjou [aged 11] and Isabella Metz Duchess Anjou I Duchess Lorraine [aged 20] were married. She the daughter of Charles Metz II Duke Lorraine [aged 56]. He the son of King Louis of Naples and Yolande Barcelona Queen Consort Naples [aged 39]. They were third cousins. He a great x 5 grandson of King Henry III of England.

Before 22nd March 1421 John Ros 7th Baron Ros Helmsley [aged 24] and Margery Despencer 3rd Baroness Despencer, Baroness Ros [aged 24] were married. She by marriage Baroness Ros Helmsley. They were third cousins. He a great x 4 grandson of King Henry III of England.

Around 1423 Humphrey Lancaster 1st Duke Gloucester [aged 32] and Jacqueline Wittelsbach Duchess Brabant and Gloucester [aged 21] were married. She the daughter of William Wittelsbach IV Count Holland VI Count Hainaut V Count Zeeland and Margaret Valois Countess Holland [aged 48]. He the son of King Henry IV of England and Mary Bohun. They were third cousins. She a great x 4 granddaughter of King Edward I of England.

On 13th May 1423 John Lancaster 1st Duke Bedford [aged 33] and Anne Valois Duchess of Bedford [aged 18] were married at Troyes, France [Map]. She by marriage Duchess Bedford She the daughter of John "Fearless" Valois Duke Burgundy and Margaret Wittelsbach Duchess Burgundy. He the son of King Henry IV of England and Mary Bohun. They were third cousins. She a great x 4 granddaughter of King Edward I of England.

After March 1424 Thomas Clifford 8th Baron Clifford [aged 9] and Joan Dacre Baroness Clifford were married. She by marriage Baroness de Clifford. He the son of John Clifford 7th Baron Clifford and Elizabeth Percy Countess of Westmoreland [aged 29]. They were third cousins. He a great x 3 grandson of King Edward III of England. She a great x 5 granddaughter of King Edward I of England.

Before 1425 Richard Beauchamp 13th Earl Warwick [aged 42] and Isabel Despencer Countess Warwick and Worcester [aged 24] were married. She by marriage Countess Warwick. She the daughter of Thomas Despencer 1st Earl Gloucester and Constance York Countess Gloucester. He the son of Thomas Beauchamp 12th Earl Warwick and Margaret Ferrers Countess Warwick. They were third cousins. He a great x 4 grandson of King Edward I of England. She a great granddaughter of King Edward III of England.

Around 1426 Philip Courtenay [aged 21] and Elizabeth Hungerford were married. They were third cousins. He a great x 3 grandson of King Edward I of England.

In 1428 John Stanley [aged 5] and Cecilia Arderne [aged 5] were married. They were third cousins.

In 1428 Humphrey Lancaster 1st Duke Gloucester [aged 37] and Jacqueline Wittelsbach Duchess Brabant and Gloucester [aged 26] marriage annulled.

On 7th January 1430 Philip "Good" Valois III Duke Burgundy [aged 33] and Isabella Aviz Duchess Burgundy [aged 32] were married. She by marriage Duchess Burgundy. She the daughter of King John I of Portugal [aged 78] and Philippa of Lancaster Queen Consort Portugal. He the son of John "Fearless" Valois Duke Burgundy and Margaret Wittelsbach Duchess Burgundy. They were third cousins. He a great x 4 grandson of King Edward I of England. She a great granddaughter of King Edward III of England.

On 1st October 1430 Guy 14th de Laval Count [aged 24] and Isabella Montfort [aged 19] were married. She the daughter of John Montfort V Duke Brittany [aged 40] and Joan Valois Duchess Brittany [aged 39]. They were third cousins. He a great x 4 grandson of King Henry III of England. She a great x 4 granddaughter of King Henry III of England.

In 1434 Henry Beauchamp 1st Duke Warwick [aged 8] and Cecily Neville Duchess Warwick [aged 10] were married at Titchfield Abbey, Hampshire [Map]. A Marriage of Two Sets of Siblings. His sister Anne Beauchamp 16th Countess Warwick [aged 7] would marry her brother Richard "Kingmaker" Neville Earl Warwick, 6th Earl Salisbury [aged 5] two years later. She the daughter of Richard Neville Earl Salisbury [aged 34] and Alice Montagu 5th Countess of Salisbury [aged 27]. He the son of Richard Beauchamp 13th Earl Warwick [aged 51] and Isabel Despencer Countess Warwick and Worcester [aged 33]. They were third cousins. He a great x 2 grandson of King Edward III of England. She a great x 2 granddaughter of King Edward III of England.

Before 1436 William Hay 1st Earl Erroll [aged 12] and Beatrice Douglas Countess Erroll were married. She the daughter of James "Gross" Douglas 7th Earl Douglas 1st Earl Avondale [aged 64] and Beatrix Sinclair Countess Douglas and Avondale [aged 37]. They were third cousins.

In 1436 Richard "Kingmaker" Neville Earl Warwick, 6th Earl Salisbury [aged 7] and Anne Beauchamp 16th Countess Warwick [aged 9] were married. A Marriage of Two Sets of Siblings. His sister Cecily Neville Duchess Warwick [aged 12] had previously married her brother Henry Beauchamp 1st Duke Warwick [aged 10]. She the daughter of Richard Beauchamp 13th Earl Warwick [aged 53] and Isabel Despencer Countess Warwick and Worcester [aged 35]. He the son of Richard Neville Earl Salisbury [aged 36] and Alice Montagu 5th Countess of Salisbury [aged 29]. They were third cousins. He a great x 2 grandson of King Edward III of England. She a great x 2 granddaughter of King Edward III of England.

Before 5th November 1436 Henry Grey 2nd Earl Tankerville [aged 18] and Antigone Lancaster Countess Tankerville [aged 14] were married. She by marriage Countess Tankerville. She the illegitmate daughter of Humphrey Lancaster 1st Duke Gloucester [aged 46]. He the son of John Grey 1st Earl Tankerville and Joan Charleton Countess Tankerville. They were third cousins. He a great x 4 grandson of King Edward I of England. She a granddaughter of King Henry IV of England.

Before 27th August 1439 John Grey [aged 52] and Margaret Mowbray Baroness Grey Ruthyn [aged 51] were married. She by marriage Baroness Grey of Ruthyn. She the daughter of Thomas Mowbray 1st Duke of Norfolk and Elizabeth Fitzalan Duchess Norfolk. They were third cousins. He a great x 4 grandson of King Edward I of England. She a great x 3 granddaughter of King Edward I of England.

On 30th September 1439 Charles "Viana" IV King Navarre [aged 18] and Agnes de la Marck Queen Consort Navarre were married at Olite. She the daughter of Adolph de la Marck I Duke Cleves [aged 66] and Marie Valois Duchess Cleves [aged 46]. He the son of John II King Aragon [aged 41] and Blanche Évreux Queen Consort Aragon [aged 51]. They were third cousins. She a great x 5 granddaughter of King Edward I of England.

On 19th May 1440 Charles "Bold" Valois Duke Burgundy [aged 6] and Catherine Valois [aged 11] were married. She the daughter of Charles "Victorious" VII King France [aged 37] and Marie Valois Anjou Queen Consort France [aged 35]. He the son of Philip "Good" Valois III Duke Burgundy [aged 43] and Isabella Aviz Duchess Burgundy [aged 43]. They were third cousins. He a great x 2 grandson of King Edward III of England.

In 1441 Ulrich V Count of Württemberg [aged 28] and Margarethe of Cleves [aged 24] were married. She the daughter of Adolph de la Marck I Duke Cleves [aged 67] and Marie Valois Duchess Cleves [aged 48]. He the son of Eberhard IV Count of Württemberg and Henriette Countess of Montbéliard [aged 54]. They were third cousins. She a great x 5 granddaughter of King Edward I of England.

Around 1441 Robert Hungerford 3rd Baron Hungerford 1st Baron Moleyns [aged 10] and Eleanor Moleyns Baroness Hungerford [aged 14] were married. They were third cousins.

Before 29th September 1442 John Howard [aged 17] and Katherine Moleyns [aged 18] were married. They were third cousins. He a great x 4 grandson of King Edward I of England. She a great x 5 granddaughter of King Henry III of England.

After 27th January 1443 Christopher Talbot [aged 24] and Joyce Charleton Baroness Tiptoft [aged 39] were married. She the daughter of Edward Charleton 5th Baron Cherleton and Eleanor Holland Countess March and Ulster. He the son of John "Old Talbot" Talbot 1st Earl of Shrewsbury [aged 60] and Maud Neville 6th Baroness Furnivall. They were third cousins. He a great x 4 grandson of King Edward I of England. She a great x 3 granddaughter of King Edward I of England.

In 1444 John Valois Anjou II Duke Lorraine [aged 19] and Marie Bourbon Duchess Anjou [aged 16] were married. She by marriage Duchess Anjou. She the daughter of Charles Bourbon I Duke Bourbon [aged 43] and Agnes Valois Duchess Bourbon [aged 37]. He the son of René Valois Anjou I Duke Anjou [aged 34] and Isabella Metz Duchess Anjou I Duchess Lorraine [aged 44]. They were third cousins. She a great x 5 granddaughter of King Edward I of England.

Before 27th October 1444 John Radclyffe Baron Fitzwalter [aged 18] and Elizabeth Fitzwalter Baroness Dinham 8th Baroness Fitzwalter [aged 14] were married. He by marriage Baron Fitzwalter. They were third cousins.

Before 1445 John Talbot 2nd Earl of Shrewsbury [aged 27] and Elizabeth Butler Countess Shrewsbury and Waterford [aged 20] were married. She the daughter of James "White Earl" Butler 4th Earl Ormonde [aged 51] and Joan Beauchamp Countess Ormonde. He the son of John "Old Talbot" Talbot 1st Earl of Shrewsbury [aged 61] and Maud Neville 6th Baroness Furnivall. They were third cousins. He a great x 4 grandson of King Edward I of England. She a great x 4 granddaughter of King Edward I of England.

In 1447 John Scrope 5th Baron Scrope of Bolton [aged 9] and Joan Fitzhugh Baroness Scrope Bolton were married. They were third cousins.

In 1447 John Bourbon II Duke Bourbon [aged 21] and Joan Valois Duchess Bourbon [aged 11] were married. She by marriage Duchess Bourbon. She the daughter of Charles "Victorious" VII King France [aged 43] and Marie Valois Anjou Queen Consort France [aged 42]. He the son of Charles Bourbon I Duke Bourbon [aged 46] and Agnes Valois Duchess Bourbon [aged 40]. They were third cousins. He a great x 5 grandson of King Edward I of England.

Before 1450 William Fitzalan 9th or 16th Earl of Arundel [aged 32] and Joan Neville Countess Arundel [aged 26] were married. She by marriage Countess Arundel. She the daughter of Richard Neville Earl Salisbury [aged 49] and Alice Montagu 5th Countess of Salisbury [aged 42]. He the son of John Fitzalan 6th or 13th Earl of Arundel and Eleanor Berkeley Countess Arundel [aged 67]. They were third cousins. He a great x 5 grandson of King Henry III of England. She a great x 2 granddaughter of King Edward III of England.

In 1451 Thomas Stanley 1st Earl of Derby [aged 16] and Eleanor Neville Baroness Stanley [aged 4] were married in the Chapel at Middleham Castle [Map]. She the daughter of Richard Neville Earl Salisbury [aged 51] and Alice Montagu 5th Countess of Salisbury [aged 44]. They were third cousins. He a great x 4 grandson of King Edward I of England. She a great x 2 granddaughter of King Edward III of England.

Before 1455 Thomas Ros 9th Baron Ros Helmsley [aged 27] and Philippa Tiptoft Baroness Ros of Helmsley [aged 31] were married. She by marriage Baroness Ros Helmsley. He the son of Thomas Ros 8th Baron Ros Helmsley and Eleanor Beauchamp Duchess Somerset [aged 46]. They were third cousins. He a great x 5 grandson of King Henry III of England. She a great x 4 granddaughter of King Edward I of England.

Before 1461 James Luttrell [aged 33] and Elizabeth Courtenay Baroness Dunster [aged 30] were married. She by marriage Baroness Mohun of Dunster. They were third cousins. He a great x 4 grandson of King Edward I of England. She a great x 4 granddaughter of King Edward I of England.

In 1462 Jacques Armagnac Duke Nemours [aged 29] and Louise Valois Anjou Duchess Nemours [aged 17] were married. She the daughter of Charles Valois Anjou Count Maine [aged 48] and Isabelle Luxemburg Countess Maine. They were third cousins.

In 1463 Henry Neville [aged 26] and Joan Bourchier [aged 21] were married. They were third cousins. He a great x 2 grandson of King Edward III of England. She a great x 2 granddaughter of King Edward III of England.

After 25th April 1464 Thomas Wingfield and Philippa Tiptoft Baroness Ros of Helmsley [aged 41] were married. They were third cousins. He a great x 4 grandson of King Edward I of England. She a great x 4 granddaughter of King Edward I of England.

In 1466 William Berkeley 1st Marquess Berkeley [aged 40] and Elizabeth West 3rd Baroness Berkeley were married. She by marriage Baroness Berkeley. They were third cousins. He a great x 4 grandson of King Edward I of England. She a great x 5 granddaughter of King Henry III of England.

Before 1467 John Hay 1st Lord Hay of Yester [aged 40] and Mary Lindsay were married. They were third cousins.

Around 12th June 1472 Thomas Stanley 1st Earl of Derby [aged 37] and Margaret Beaufort Countess Richmond [aged 29] were married. She by marriage Queen Mann, Baroness Stanley. She the daughter of John Beaufort 1st Duke of Somerset and Margaret Beauchamp Duchess Somerset [aged 62]. They were third cousins. He a great x 4 grandson of King Edward I of England. She a great x 2 granddaughter of King Edward III of England.

Before 23rd April 1475 George Seton 4th Lord Seton [aged 44] and Margaret Campbell Lady Seton [aged 7] were married. She by marriage Lord Seton. The difference in their ages was 37 years. She the daughter of Colin Campbell 1st Earl Argyll [aged 42] and Isabella Stewart Countess Argyll. They were third cousins.

In 1484 Jean III King Navarre [aged 15] and Catherine Grailly I Queen Navarre [aged 16] were married. He by marriage King Navarre. She the daughter of Gaston V Count Foix and Magdalena Valois Countess Foix [aged 40]. They were third cousins.

In December 1489 Edward Stafford 3rd Duke of Buckingham [aged 11] and Eleanor Percy Duchess Buckingham were married. She by marriage Duchess of Buckingham. The executors of her father Henry Percy 4th Earl of Northumberland, who had been hanged by rebels during the Northern Rebellion earlier in the year, having paid King Henry VII of England and Ireland [aged 32] £4000 for the privilege. His father, Henry Stafford 2nd Duke of Buckingham, had been hanged for treason in 1483. She the daughter of Henry Percy 4th Earl of Northumberland and Maud Herbert Countess Northumberland. He the son of Henry Stafford 2nd Duke of Buckingham and Catherine Woodville Duchess Buckingham and Bedford [aged 31]. They were third cousins. He a great x 4 grandson of King Edward III of England. She a great x 4 granddaughter of King Edward III of England.

Before 25th December 1489 Ralph Neville [aged 19] and Mary Paston [aged 20] were married. He the son of Ralph Neville 3rd Earl of Westmoreland [aged 33] and Isabel Booth. They were third cousins. He a great x 4 grandson of King Edward III of England. She a great x 3 granddaughter of King Edward III of England.

Before 11th October 1492 Charles VIII King France [aged 22] and Anne of Brittany Queen Consort France [aged 15] were married. She by marriage Queen Consort of France. He the son of King Louis XI of France and Queen Charlotte of Savoy. They were third cousins. She a great x 5 granddaughter of King Henry III of England.

In 1494 Maximilian Habsburg I Holy Roman Emperor [aged 34] and Bianca Maria Sforza Holy Roman Empress [aged 22] were married. She by marriage Holy Roman Empress. She the daughter of Galeazzo Maria Sforza 5th Duke Milan and Bona of Savoy [aged 44]. He the son of Frederick "Peaceful or Fat" Habsburg III Holy Roman Emperor and Eleanor Aviz Holy Roman Empress. They were third cousins. He a great x 3 grandson of King Edward III of England.

After 1494 Humphrey Vernon [aged 18] and Alice Ludlow [aged 12] were married. They were third cousins. She a great x 3 granddaughter of King Henry IV of England.

In or before 1495 Piers Power [aged 34] and Catherine Fitzgerald [aged 34] were married. They were third cousins. He a great x 5 grandson of King Edward I of England. She a great x 5 granddaughter of King Edward I of England.

Around 1497 William Pole [aged 19] and Katherine Stourton Baroness Grey Codnor [aged 42] were married. Her brother William Stourton 5th Baron Stourton [aged 40] would later marry his sister Catherine Pole [aged 20]; Marriage of Two Sets of Siblings. The difference in their ages was 23 years; she, unusually, being older than him. He the son of John de la Pole 2nd Duke of Suffolk and Elizabeth York Duchess Suffolk [aged 52]. They were third cousins. He a great x 3 grandson of King Edward III of England.

Before 1504 John Grey 2nd Viscount Lisle [aged 22] and Muriel Howard Viscountess Lisle [aged 18] were married. She by marriage Viscountess Lisle. She the daughter of Thomas Howard 2nd Duke of Norfolk [aged 60] and Elizabeth Tilney Countess of Surrey. They were third cousins.

Around 1504 Philip Calthorpe [aged 40] and Mary Saye [aged 39] were married. They were third cousins.

Before 1506 William Brereton [aged 32] and Alice Savage [aged 33] were married. They were third cousins.

Around December 1509 George Hastings 1st Earl Huntingdon [aged 22] and Anne Stafford Countess Huntingdon [aged 26] were married. She by marriage Baroness Hastings. She the daughter of Henry Stafford 2nd Duke of Buckingham and Catherine Woodville Duchess Buckingham and Bedford. They were third cousins. He a great x 4 grandson of King Edward III of England. She a great x 4 granddaughter of King Edward III of England.

In May 1510 Henry Pole 1st Baron Montagu [aged 18] and Jane Neville Baroness Montagu [aged 29] were married. She by marriage Baroness Montagu. He the son of Richard Pole and Margaret York aka Pole Countess of Salisbury [aged 36]. They were third cousins. He a great x 4 grandson of King Edward III of England. She a great x 4 granddaughter of King Edward III of England.

Before 10th September 1510 Henry Ughtred 6th Baron Ughtred and Agnes Constable Baroness Ughtred were married. She by marriage Baroness Ughtred. They were third cousins. She a great x 4 granddaughter of King Edward III of England.

After 27th July 1511 Alexander Gordon 3rd Earl Huntley and Elizabeth Gray Countess Huntley and Rothes [aged 46] were married. She by marriage Countess Huntley. He the son of George Gordon 2nd Earl Huntley. They were third cousins.

Before 1513 William Stourton 5th Baron Stourton [aged 55] and Catherine Pole [aged 35] were married. A Marriage of Two Sets of Siblings; his sister Katherine Stourton Baroness Grey Codnor [aged 57] had previously married her brother William Pole [aged 34]. The difference in their ages was 20 years. She the daughter of John de la Pole 2nd Duke of Suffolk and Elizabeth York Duchess Suffolk. They were third cousins. She a great x 3 granddaughter of King Edward III of England.

In 1515 Christian II King of Denmark II King Norway [aged 33] and Isabella of Austria Queen Consort Denmark and Norway [aged 13] were married. She by marriage Queen Consort Denmark, Queen Consort Norway. The difference in their ages was 20 years. She the daughter of Philip "Handsome Fair" King Castile and Joanna "The Mad" Trastámara Queen Castile [aged 36]. He the son of John King of Denmark Norway and Sweden and Christina Queen Consort Denmark Norway and Sweden [aged 53]. They were third cousins. She a great x 4 granddaughter of King Edward III of England.

After November 1517 William Gascoigne [aged 50] and Margaret Neville [aged 22] were married. The difference in their ages was 28 years. They were third cousins. He a great x 4 grandson of King Edward III of England. She a great x 4 granddaughter of King Edward III of England.

On 11th December 1523 Landgrave Philip I of Hesse [aged 19] and Christine of Saxony [aged 17] were married. He the son of William II Landgrave of Hesse. They were third cousins.

Before 1526 Edmund Trafford [aged 17] and Anne Radclyffe [aged 15] were married. They were third cousins.

In 1526 Thomas Berkeley 6th Baron Berkeley [aged 21] and Mary Hastings [aged 12] were married. She the daughter of George Hastings 1st Earl Huntingdon [aged 39] and Anne Stafford Countess Huntingdon [aged 43]. They were third cousins. He a great x 5 grandson of King Edward III of England. She a great x 5 granddaughter of King Edward III of England.

In or before 1528 Thomas Percy [aged 23] and Eleanor Harbottle [aged 23] were married. He the son of Henry Percy 5th Earl of Northumberland and Katherine Spencer Countess Northumberland [aged 50]. They were third cousins. He a great x 4 grandson of King Edward III of England. She a great x 5 granddaughter of King Edward III of England.

In or before 1529 Christopher Barnewell of Crickstown [aged 28] and Catherine Fleming were married. They were third cousins.

In or before 1530 Edward Stanley 3rd Earl of Derby [aged 20] and Katherine Howard Countess Derby [aged 14] were married without the King's permission. She the daughter of Thomas Howard 3rd Duke of Norfolk [aged 56] and Elizabeth Stafford Duchess Norfolk [aged 32]. He the son of Thomas Stanley 2nd Earl of Derby and Anne Hastings Countess Derby [aged 44]. They were third cousins. He a great x 5 grandson of King Edward III of England.

Before 1535 Richard Grosvenor [aged 54] and Catherine Cotton [aged 44] were married. They were third cousins.

On 18th June 1538 King James V of Scotland [aged 26] and Mary of Guise Queen Consort Scotland [aged 22] were married at St Andrew's Cathedral Priory, St Andrew's. She by marriage Queen Consort Scotland. She the daughter of Claude Lorraine 1st Duke Guise [aged 41] and Antoinette Bourbon Duchess of Guise [aged 45]. He the son of King James IV of Scotland and Margaret Tudor Queen Scotland [aged 48]. They were third cousins. He a grandson of King Henry VII of England and Ireland.

After 3rd December 1542 John Plunkett 4th Baron Killeen [aged 32] and Ellen Barnewall Baroness Killeen [aged 29] were married. She by marriage Baroness Killeen. They were third cousins.

Before 1543 Francis Lorraine I Duke Lorraine [aged 25] and Christina Oldenburg Duchess Lorraine [aged 21] were married. She the daughter of Christian II King of Denmark II King Norway [aged 61] and Isabella of Austria Queen Consort Denmark and Norway. He the son of Antoine Lorraine II Duke Lorraine [aged 53] and Renée Bourbon Duchess Lorraine. They were third cousins. She a great x 5 granddaughter of King Edward III of England.

Around June 1547 William Sinclair 5th Lord Sinclair [aged 20] and Janet Lindsay were married. They were third cousins. She a great x 5 granddaughter of King Edward III of England.

On 20th October 1548 Antoine King Navarre [aged 30] and Jeanne Albret III Queen Navarre [aged 19] were married. She by marriage Duchess Vendôme. She the daughter of King Henry II of Navarre [aged 45] and Marguerite Valois Orléans Queen Consort Navarre [aged 56]. He the son of Charles Bourbon Duke Vendôme and Françoise Valois Countess Vendôme [aged 58]. They were third cousins.

In 1549 John Stewart 4th Earl Atholl and Margaret Fleming Countess Atholl [aged 20] were married. She by marriage Countess Atholl. He the son of John Stewart 3rd Earl Atholl and Grizzell Ratray Countess Atholl. They were third cousins. He a great x 5 grandson of King Edward III of England. She a great x 5 granddaughter of King Edward III of England.

Before 2nd April 1550 Brian Stapleton [aged 73] and Elizabeth Scrope were married. They were third cousins. He a great x 4 grandson of King Edward III of England. She a great x 4 granddaughter of King Edward III of England.

In or before 1553 Matthew Campbell of Loudon [aged 21] and Isabel Drummond of Innerpaffrey [aged 19] were married. They were third cousins.

In 1553 Archibald Campbell 5th Earl Argyll [aged 19] and Jean Stewart Countess Argyll [aged 20] were married. She by marriage Countess Argyll. She the illegitmate daughter of King James V of Scotland and Elizabeth Bethune. He the son of Archibald Campbell 4th Earl Argyll [aged 46] and Helen Hamilton Countess Argyll. They were third cousins. She a great granddaughter of King Henry VII of England and Ireland.

Before 10th December 1553 Anthony Browne 1st Viscount Montagu [aged 25] and Magdalen Dacre Viscountess Montague [aged 15] were married. They were third cousins. He a great x 5 grandson of King Edward III of England. She a great x 5 granddaughter of King Edward III of England.

In 1554 Hugh Montgomerie 3rd Earl Eglinton [aged 23] and Jean Hamilton Countess Eglinton were married. She by marriage Countess Eglinton. She the daughter of James Hamilton 2nd Earl Arran [aged 38] and Margaret Douglas Duchess Châtellerault. He the son of Hugh Montgomerie 2nd Earl Eglinton and Marion Seton Countess Eglinton [aged 59]. They were third cousins.

On 28th May 1554 Gerald "Wizard Earl" Fitzgerald 11th Earl of Kildare [aged 29] and Mabel Browne Countess Kildare [aged 18] were married at the Chapel Royal, St James's Palace. She by marriage Countess Kildare. He the son of Gerald Fitzgerald 9th Earl of Kildare and Elizabeth Grey Countess Kildare. They were third cousins. He a great x 5 grandson of King Edward III of England. She a great x 5 granddaughter of King Edward III of England.

After 1558 Henry Scrope 9th Baron Scrope of Bolton [aged 24] and Margaret Howard Baroness Scrope Bolton [aged 14] were married. She by marriage Baroness Scrope of Bolton. They were third cousins.

On 22nd June 1558 Thomas Percy 7th Earl of Northumberland [aged 30] and Anne Somerset Countess Northumberland [aged 20] were married. She by marriage Countess of Northumberland. She the daughter of Henry Somerset 2nd Earl of Worcester and Elizabeth Browne Countess of Worcester [aged 56]. They were third cousins. He a great x 5 grandson of King Edward III of England. She a great x 5 granddaughter of King Edward III of England.

Before 1561 William Hay 5th Lord Hay [aged 22] and Margaret Kerr [aged 21] were married. They were third cousins.

On 25th June 1562 Hugh Montgomerie 3rd Earl Eglinton [aged 31] and Jean Hamilton Countess Eglinton were divorced. See Memorials of the Montgomeries Pages 183-185.

In February 1566 James "Lord Bothwell" Hepburn 1st Duke Orkney [aged 32] and Jean Gordon Countess Bothwell and Sutherland [aged 20] were married. She by marriage Countess Bothwell. She the daughter of George Gordon 4th Earl Huntley. He the son of Patrick Hepburn 3rd Earl Bothwell and Agnes Sinclair Countess Bothwell. They were third cousins. He a great x 5 grandson of King Edward III of England.

On 7th May 1567 James "Lord Bothwell" Hepburn 1st Duke Orkney [aged 33] and Jean Gordon Countess Bothwell and Sutherland [aged 21] were divorced.

In or before 1568 Thomas Wentworth [aged 45] and Margaret Gascoigne [aged 18] were married. The difference in their ages was 27 years. They were third cousins.

In 1570 Archibald Stewart 11th of Castlemilk and Janet Stewart were married. They were third cousins.

After 1572 Arthur Grey 14th Baron Grey of Wilton [aged 36] and Jane Sibella Morrison Baroness Grey Wilton [aged 22] were married. She by marriage Baroness Grey of Wilton. She the daughter of Richard Morrison [aged 59] and Bridget Hussey Countess Bedford [aged 46]. They were third cousins. He a great x 5 grandson of King Edward III of England.

In or before 1573 German Poole and Dorothy Cockayne were married. They were third cousins.

On 27th September 1574 Philipp Ludwig Count Palatine of Neuburg [aged 26] and Anna of Cleves [aged 22] were married. She the daughter of William de la Marck Duke of Jülich Cleves Berg [aged 58] and Maria Habsburg Spain Duchess Cleves [aged 43]. They were third cousins.

Around 1575 Henry Cholmley [aged 19] and Margaret Babthorpe [aged 17] were married. They were third cousins.

In 1577 George Clifford 3rd Earl of Cumberland [aged 18] and Margaret Russell Countess Cumberland [aged 16] were married. She being the daughter of Francis Russell 2nd Earl Bedford [aged 50] who had been given George's wardship by Queen Elizabeth I of England and Ireland [aged 43]. She by marriage Countess of Cumberland. She the daughter of Francis Russell 2nd Earl Bedford and Margaret St John Countess Bedford. He the son of Henry Clifford 2nd Earl of Cumberland and Anne Dacre Countess Cumberland [aged 56]. They were third cousins.

On 23rd January 1581 James "The Bonnie Earl" Stewart 2nd Earl of Moray [aged 16] and Elizabeth Stewart 2nd Countess Moray [aged 15] were married. She by marriage Lord Doune. He by marriage 2nd Earl Moray. She the daughter of James Stewart 1st Earl of Moray Regent and Agnes Keith Countess Moray and Mar [aged 50]. They were third cousins. She a great x 2 granddaughter of King Henry VII of England and Ireland.

Before 1582 Thomas Howard 1st Earl Suffolk [aged 20] and Catherine Knyvet Countess Suffolk [aged 17] were married. She by marriage Baroness Audley Walden in Essex. He the son of Thomas Howard 4th Duke of Norfolk and Margaret Audley Duchess Norfolk. They were third cousins.

On 25th April 1582 Christian Wettin I Elector Saxony [aged 21] and Sophie of Brandenburg [aged 13] were married. He the son of Augustus Wettin Elector of Saxony [aged 55] and Anna Oldenburg [aged 49]. They were third cousins.

In 1584 Thomas Scrope 10th Baron Scrope of Bolton [aged 17] and Philadelphia Carey Baroness Scrope Bolton were married. They were third cousins.

Before 26th September 1586 Christopher Plunkett 8th Baron Killeen [aged 22] and Genet Dillon Baroness Killeen were married. They were third cousins.

Before June 1590 Ludovic Stewart 2nd Duke Lennox 1st Duke Richmond [aged 15] and Sophia Ruthven Duchess Lennox were married. She by marriage Duchess Lennox. She the daughter of William Ruthven 1st Earl Gowrie and Dorothea Stewart Countess Gowrie [aged 49]. He the son of Esme Stewart 1st Duke Lennox and Catherine Balsac Duchess Lennox. They were third cousins.

Before 25th February 1591 William Brereton 1st Baron Brereton [aged 41] and Margaret Savage [aged 42] were married. They were third cousins.

On 24th July 1592 Archibald Campbell 7th Earl Argyll [aged 17] and Agnes Douglas Countess Argyll [aged 18] were married. She the daughter of William Douglas 6th Earl Morton [aged 52] and Agnes Leslie Countess Morton [aged 50]. He the son of Colin Campbell 6th Earl Argyll and Agnes Keith Countess Moray and Mar. They were third cousins.

In 1593 Robert Catesby [aged 20] and Catherine Leigh [aged 20] were married. They were third cousins.

Before October 1593 David Barry 5th Viscount Buttevant [aged 43] and Ellen Roche Viscountess Buttivant were married. She by marriage Viscountess Buttevant. They were third cousins.

Before 1594 Thomas Egerton [aged 16] and Isabella Venables [aged 17] were married. They were third cousins.

On 7th February 1597 William Howard 3rd Baron Howard of Effingham [aged 19] and Anne St John Lady Effingham [aged 22] were married. He the son of Charles Howard 1st Earl Nottingham [aged 61] and Katherine Carey Countess Nottingham [aged 47]. They were third cousins.

On 4th November 1597 John Kennedy 5th Earl Cassilis [aged 22] and Jean Fleming Countess Cassilis [aged 43] were married. She by marriage Countess Cassilis. The difference in their ages was 21 years; she, unusually, being older than him. He the son of Gilbert Kennedy 4th Earl Cassilis and Margaret Lyon Marchioness Hamilton. They were third cousins.

On 23rd July 1605 Edward Vernon [aged 25] and Margaret Vernon [aged 13] were married. They were third cousins.

On 26th December 1605 Charles Blount 1st Earl Devonshire [aged 42] and Penelope Devereux Countess Devonshire [aged 42] were married at Wansted House, Essex during a service conducted by Archbishop William Laud [aged 32] (future). The marriage was regarded as uncanonical and resulted in the disgrace of both parties, who were banished from King James I's court circles. She by marriage Countess Devonshire. She the daughter of Walter Devereux 1st Earl Essex and Lettice Knollys Countess Essex and Leicester [aged 62]. They were third cousins.

On 24th April 1606 Henry Lorraine II Duke Lorraine [aged 43] and Margherita Gonzaga Duchess Lorraine [aged 14] were married. The difference in their ages was 28 years. She the daughter of Vincenzo Gonzaga III Duke Mantua [aged 43] and Eleanor de Medici Duchess Mantua [aged 39]. He the son of Charles "The Great" Lorraine III Duke Lorraine [aged 63] and Claude Valois Duchess Lorraine. They were third cousins.

Before 13th December 1606 Brian Stapleton [aged 64] and Eleanor Neville [aged 89] were married. The difference in their ages was 25 years; she, unusually, being older than him. She the daughter of Ralph Neville 4th Earl of Westmoreland and Katherine Stafford Countess of Westmoreland. They were third cousins.

Before 1607 Thomas Howard 14th or 21st Earl of Arundel 4th Earl of Surrey 1st Earl Norfolk [aged 21] and Alethea Talbot Countess Arundel, Surrey and Norfolk [aged 21] were married. She by marriage Countess Arundel, Countess Surrey. She the daughter of Gilbert Talbot 7th Earl of Shrewsbury [aged 54] and Mary Cavendish Countess Shrewsbury and Waterford [aged 50]. He the son of Philip Howard 13th or 20th Earl of Arundel and Anne Dacre Countess Arundel [aged 49]. They were third cousins.

On 19th February 1608 Francesco IV Gonzaga Duke of Mantua [aged 21] and Margaret of Savoy Vicereine Portugal [aged 18] were married. She the daughter of Charles Emmanuel Savoy I Duke Savoy [aged 46] and Catherine Habsburg Spain Duchess Savoy. He the son of Vincenzo Gonzaga III Duke Mantua [aged 45] and Eleanor de Medici Duchess Mantua [aged 40]. They were third cousins.

Before 1609 John Vavasour [aged 70] and Eleanor Fairfax [aged 70] were married. They were third cousins.

On 4th May 1611 Alexander Livingston 2nd Earl Linlithgow and Elizabeth Gordon [aged 15] were married. She the daughter of George Gordon 1st Marquess Huntly [aged 49] and Henrietta Stewart Marchioness Huntly [aged 38]. He the son of Alexander Livingston 1st Earl Linlithgow and Helen Hay. They were third cousins.

Before 1616 Edward Seymour [aged 29] and Anne Sackville were married. She the daughter of Robert Sackville 2nd Earl Dorset and Margaret Howard. They were third cousins. He a great x 3 grandson of King Henry VII of England and Ireland.

In 1619 Victor Amadeus I Duke of Savoy [aged 31] and Christine Marie Bourbon Duchess Savoy [aged 12] were married. She the daughter of Henry IV King France and Marie de Medici Queen Consort France [aged 43]. He the son of Charles Emmanuel Savoy I Duke Savoy [aged 56] and Catherine Habsburg Spain Duchess Savoy. They were third cousins.

Before 1623 Thomas Tempest [aged 28] and Eleanor Tempest were married. They were third cousins.

On 25th March 1623 Anthony Irby [aged 18] and Frances Wray [aged 12] were married. They were third cousins.

On 5th April 1624 John Hay 1st Earl Tweeddale [aged 31] and Jean Seton [aged 18] were married. She by marriage Lord Hay of Yester. She the daughter of Alexander Seton 1st Earl Dunfermline and Grizel Leslie Countess Dunfermline. They were third cousins.

Around 1626 John Darcy 3rd Baron Darcy Aston [aged 54] and Elizabeth West Baroness Darcy [aged 45] were married. She by marriage Baroness Darcy of Aston. They were third cousins.

Before 1630 Nicholas Preston 6th Viscount Gormanston [aged 21] and Mary Barnewall [aged 11] were married. He the son of Jenico Preston 5th Viscount Gormanston [aged 45] and Margaret St Lawrence Countess Fingall. They were third cousins.

Before 1st February 1634 John Fleming 3rd Earl Wigtown and Jean Drummond Countess Wigtown were married. She the daughter of John Drummond 2nd Earl Perth [aged 46] and Jean Ker Countess Perth. He the son of John Fleming 2nd Earl Wigtown [aged 45] and Margaret Livingston Countess Wigtown. They were third cousins.

In 1637 William Keith 7th Earl Marischal and Elizabeth Seton Countess Marischal [aged 16] were married. She by marriage Countess Marischal. She the daughter of George Seton 3rd Earl Winton [aged 52] and Anne Hay Countess Winton. He the son of William Keith 6th Earl Marischal and Mary Erskine. They were third cousins.

Around 1650 Heneage Finch 3rd Earl Winchilsea [aged 22] and Mary Seymour Countess Winchelsea [aged 13] were married. She by marriage Countess Winchilsea. She the daughter of William Seymour 2nd Duke of Somerset [aged 62] and Frances Devereux Duchess of Somerset [aged 50]. He the son of Thomas Finch 2nd Earl Winchilsea and Cecily Wentworth Countess Winchelsea. They were third cousins. She a great x 4 granddaughter of King Henry VII of England and Ireland.

On 28th December 1654 Duke Gustav Adolph of Mecklenburg-Güstrow [aged 21] and Magdalena Sibylla of Holstein Gottorp [aged 23] were married. They were third cousins.

In or before 1655 Patrick Chaworth 3rd Viscount Chaworth [aged 19] and Grace Manners Viscountess Chaworth were married. She by marriage Viscountess Chaworth in County Armagh. She the daughter of John Manners 8th Earl of Rutland [aged 50] and Frances Montagu Countess Rutland [aged 40]. They were third cousins.

On 29th April 1656 William Hamilton 1st Duke Hamilton [aged 21] and Anne Hamilton 3rd Duchess Hamilton [aged 24] were married. She by marriage Countess Selkirk. He by marriage Duke Hamilton. She the daughter of James Hamilton 1st Duke Hamilton and Margaret aka Mary Feilding. He the son of William Douglas 1st Marquess Douglas [aged 67] and Mary Gordon Marchioness Douglas [aged 56]. They were third cousins.

Before 6th November 1656 Robert Harley [aged 77] and Mary Newport were married. They were third cousins.

On 23rd December 1662 Josceline Percy 11th Earl of Northumberland [aged 18] and Elizabeth Wriothesley Countess Northumberland [aged 16] were married. She by marriage Countess of Northumberland. She the daughter of Thomas Wriothesley 4th Earl of Southampton 2nd Earl Chichester [aged 55] and Elizabeth Leigh Countess Southampton. He the son of Algernon Percy 10th Earl of Northumberland [aged 60] and Elizabeth Howard Countess Northumberland [aged 39]. They were third cousins.

On 11th April 1664 Nicholas Tufton 3rd Earl of Thanet [aged 32] and Elizabeth Boyle Countess Isle Thanet were married. She by marriage Countess of Thanet. She the daughter of Richard Boyle 2nd Earl Cork 1st Earl Burlington [aged 51] and Elizabeth Clifford Countess Burlington [aged 50]. He the son of John Tufton 2nd Earl of Thanet [aged 55] and Margaret Sackville Countess Isle Thanet [aged 49]. They were third cousins.

In 1665 Roger Boyle 2nd Earl Orrery [aged 18] and Mary Sackville Countess Orrery [aged 16] were married. She the daughter of Richard Sackville 5th Earl Dorset [aged 42] and Frances Cranfield Countess Dorset [aged 43]. He the son of Roger Boyle 1st Earl Orrery [aged 43] and Margaret Howard Countess Orrery [aged 42]. They were third cousins.

On 25th October 1671 Johann Adolph I Duke Saxe Weissenfels [aged 21] and Johanna Magdalena of Saxe-Altenburg [aged 15] were married. She the daughter of Friedrich Wilhelm Wettin II Duke Saxe Altenburg. They were third cousins.

In 1672 George Savile 1st Marquess Halifax [aged 38] and Gertrude Pierrepont Marchioness Halifax were married. She by marriage Lady Savile of Thornhill. They were third cousins.

In October 1676 George Gordon 1st Duke Gordon [aged 33] and Elizabeth Howard Duchess Gordon were married. She by marriage Marchioness Huntly. She the daughter of Henry Howard 6th Duke of Norfolk [aged 48] and Jane Bickerton Duchess Norfolk [aged 33]. He the son of Lewis Gordon 3rd Marquess Huntly. They were third cousins.

On 5th October 1676 James Drummond 1st Duke Perth [aged 28] and Lilias Drummond Countess Tullibardine and Perth were married. He the son of James Drummond 3rd Earl Perth and Anne Gordon. They were third cousins.

On 6th February 1677 Edward Lee 1st Earl Lichfield [aged 14] and Charlotte Fitzroy Countess Lichfield [aged 12] were married. She by marriage Countess Lichfield. She the illegitmate daughter of King Charles II of England Scotland and Ireland [aged 46] and Barbara Villiers 1st Duchess of Cleveland [aged 36]. He the son of Francis Lee 4th Baronet and Elizabeth Pope Countess Lindsey. They were third cousins.

On 10th July 1679 Charles Paulet 2nd Duke Bolton [aged 18] and Margaret Coventry [aged 22] were married. He the son of Charles Paulet 1st Duke Bolton [aged 49] and Mary Scrope 6th Marchioness Winchester. They were third cousins.

On 7th March 1680 Louis "Le Grand Dauphin" Bourbon Duke Burgundy [aged 18] and Maria Anna Victoria Wittelsbach Duchess Burgundy [aged 19] were married. She by marriage Duchess Burgundy. He the son of Louis "Sun King" XIV King France [aged 41] and Maria Theresa of Spain Queen Consort France [aged 41]. They were third cousins.

Before 1681 Alexander Home 7th Earl of Home and Anne Kerr Countess Home were married. She the daughter of William Kerr 2nd Marquess Lothian [aged 19]. He the son of Charles Home 6th Earl of Home. They were third cousins.

Around 6th July 1682 James Seton 4th Earl Dunfermline [aged 39] and Jean Gordon Countess Dunfermline were married. She by marriage Countess Dunfermline. She the daughter of Lewis Gordon 3rd Marquess Huntly. He the son of Charles Seton 2nd Earl Dunfermline and Mary Douglas Countess Dunfermline. They were third cousins.

In 1683 Charles Howard 3rd Earl Carlisle [aged 14] and Anne Capell Countess Carlisle [aged 9] were married. She the daughter of Arthur Capell 1st Earl Essex [aged 50] and Elizabeth Percy Countess Essex [aged 47]. He the son of Edward Howard 2nd Earl Carlisle [aged 36] and Elizabeth Uvedale Countess Carlisle. They were third cousins.

On 21st June 1688 William Cavendish 2nd Duke Devonshire [aged 16] and Rachel Russell Duchess Devonshire [aged 14] were married. He the son of William Cavendish 1st Duke Devonshire [aged 48] and Mary Butler Duchess Devonshire [aged 42]. They were third cousins.

On 25th December 1688 Edmund Bacon 4th Baronet [aged 16] and Philippa Bacon Lady Bacon were married. She by marriage Lady Bacon of Mildenhall in Suffolk. They were third cousins.

Around 1690 William Keith 9th Earl Marischal [aged 26] and Mary Drummond Countess Marischal [aged 15] were married. She the daughter of James Drummond 1st Duke Perth [aged 42] and Jean Douglas. He the son of George Keith 8th Earl Marischal [aged 75] and Mary Hay. They were third cousins.

On 28th February 1692 Algernon Capell 2nd Earl Essex [aged 21] and Mary Bentinck Countess Essex [aged 12] were married. She by marriage Countess Essex. She the daughter of William Bentinck 1st Earl of Portland [aged 42] and Anne Villiers Countess Portland. He the son of Arthur Capell 1st Earl Essex and Elizabeth Percy Countess Essex [aged 56]. They were third cousins.

Around 1695 William Herbert 2nd Marquess Powis [aged 35] and Mary Preston Marchioness Powis were married. He the son of William Herbert 1st Marquess Powis [aged 69] and Elizabeth Somerset Marchioness Powis. They were third cousins.

Around 1696 Edward Coke [aged 17] and Carey Newton [aged 15] were married. They were third cousins.

On 17th October 1701 Henry Legh [aged 21] and Letitia Brooke were married. They were third cousins.

In 1705 John Montagu 2nd Duke Montagu [aged 15] and Mary Churchill Duchess of Montagu [aged 15] were married. She the daughter of John Churchill 1st Duke of Marlborough [aged 54] and Sarah Jennings Duchess of Marlborough [aged 44]. He the son of Ralph Montagu 1st Duke Montagu [aged 66] and Elizabeth Wriothesley Countess Northumberland. They were third cousins.

After May 1707 James Livingston 5th Earl Linlithgow 4th Earl Callendar and Margaret Hay Countess Linlithgow were married. She by marriage Countess Linlithgow. She the daughter of John Hay 12th Earl Erroll and Anne Drummond Countess Erroll. He the son of Alexander Livingstone 3rd Earl Callendar and Anne Graham. They were third cousins.

In 1709 Anthony Ashley-Cooper 3rd Earl Shaftesbury [aged 37] and Jane Ewer Countess Shafetsbury [aged 29] were married. She by marriage Countess Shaftesbury. He the son of Anthony Ashley-Cooper 2nd Earl Shaftesbury and Dorothy Manners Countess Shaftesbury. They were third cousins.

On 9th September 1713 Clotworthy Skeffington 4th Viscount Massereene and Catherine Chichester Visountess Massereene were married. She the daughter of Arthur Chichester 3rd Earl Donegal and Catherine Forbes [aged 23]. They were third cousins.

In 1718 William Widdrington 4th Baron Widdrington [aged 40] and Catherine Graham were married. They were third cousins.

In 1727 Edward Moore 5th Earl Drogheda [aged 26] and Sarah Ponsonby were married. She the daughter of Brabazon Ponsonby 1st Earl Bessborough [aged 48] and Sarah Margetson [aged 48]. They were third cousins.

On 11th October 1731 John Russell 4th Duke Bedford [aged 21] and Diana Spencer Duchess Bedford [aged 21] were married. She the daughter of Charles Spencer 3rd Earl of Sunderland and Anne Churchill Countess Sunderland. He the son of Wriothesley Russell 2nd Duke Bedford and Elizabeth Howland Duchess Bedford. They were third cousins.

On 14th February 1736 Francis I Holy Roman Emperor [aged 27] and Maria Theresa Habsburg Spain Holy Roman Empress [aged 18] were married. She the daughter of Charles Habsburg Spain VI Holy Roman Emperor [aged 50] and Elisabeth of Brunswick-Wolfenbüttel Holy Roman Empress [aged 44]. He the son of Leopold Duke of Lorraine and Élisabeth Charlotte Bourbon Duchess Lorraine [aged 59]. They were third cousins. He a great x 3 grandson of King James I of England and Ireland and VI of Scotland.

On 8th June 1738 James Barry 5th Earl Barrymore [aged 21] and Margaret Davys Countess Barrymore were married. He the son of James Barry 4th Earl Barrymore [aged 71] and Anne Chichester Countess Barrymore. They were third cousins.

On 8th November 1742 Wilhelm Saxe Coburg Altenburg [aged 41] and Anna Holstein Gottorp [aged 33] were married in Hamburg. He the son of Frederick Saxe Coburg Altenburg II Duke Saxe Gotha Altenburg and Magdalena Augusta Anhalt-Zerbst Duchess Saxe Gotha Altenburg. They were third cousins.

On 11th November 1749 James Radclyffe 4th Earl of Newburgh [aged 24] and Barbara Kemp Countess Newburgh were married. He the son of Charles Radclyffe Earl Newburgh and Charlotte Livingstone 3rd Countess Newburgh [aged 55]. They were third cousins. He a great grandson of King Charles II of England Scotland and Ireland.

On 31st May 1750 Victor Amadeus III King Sardinia [aged 24] and Infanta Maria Antonia Spain [aged 20] were married. She the daughter of Philippe V King Spain and Elisabeth Farnese Queen Consort Spain [aged 57]. He the son of Charles Emmanuel III King Sardinia [aged 49] and Polyxena Hesse Rotenburg Queen Consort Sardinia. They were third cousins. He a great x 2 grandson of King Charles I of England, Scotland and Ireland.

Before 27th October 1757 John Drummond 5th Duke Perth [aged 77] and Mary Stewart [aged 55] were married. The difference in their ages was 22 years. She the daughter of Charles Stewart 4th Earl Traquair and Mary Maxwell Countess Traquair [aged 86]. He the son of James Drummond 1st Duke Perth. They were third cousins.

In 1759 Thomas Thynne 1st Marquess of Bath [aged 24] and Elizabeth Bentinck Marchioness Bath [aged 23] were married. She by marriage Viscountess Weymouth. She the daughter of William Bentinck 2nd Duke Portland [aged 49] and Margaret Cavendish Harley 2nd Duchess Portland [aged 43]. They were third cousins.

On 8th September 1761 King George III of Great Britain and Ireland [aged 23] and Charlotte Mecklenburg Strelitz Queen Consort England [aged 17] were married at Chapel Royal, St James's Palace. She by marriage Queen Consort England. He the son of Frederick Louis Hanover Prince of Wales and Augusta Saxe Coburg Altenburg [aged 41]. They were third cousins. He a grandson of King George II of Great Britain and Ireland.

On 10th January 1773 Frederick Hesse-Kassel [aged 52] and Princess Philippine Hohenzollern [aged 27] were married. No issue. The difference in their ages was 25 years. He the son of William Hesse-Kassel. They were third cousins. She a great x 4 granddaughter of King James I of England and Ireland and VI of Scotland.

On 14th December 1774 Hungerford Hoskyns 6th Baronet and Catherine Stanhope Lady Hoskyns were married. She by marriage Lady Hoskyns of Harewood in Herefordshire. They were third cousins.

On 7th March 1775 Thomas Frankland 6th Baronet [aged 24] and Dorothy Smelt Lady Thirkleby [aged 25] were married. They were third cousins.

On 15th October 1780 King Frederick Wilhelm Karl Württemberg [aged 25] and Augusta Caroline Brunswick Bevern [aged 15] were married. They were third cousins. He a great x 5 grandson of King James I of England and Ireland and VI of Scotland. She a great granddaughter of King George II of Great Britain and Ireland.

On 4th September 1781 John Wood of Beadnell in Northumberland [aged 38] and Ann Craster [aged 21] were married. She the eventual heir of her father inherited Craster Tower, Northumberland. Her son adopted the surname Craster. They were third cousins.

On 29th September 1791 Prince Frederick Hanover Duke of York [aged 28] and Frederica Charlotte Hohenzollern [aged 24] were married at Charlottenburg, Berlin. She the daughter of Frederick William II King Prussia [aged 47] and Crown Princess Elisabeth Christine of Prussia [aged 44]. He the son of King George III of Great Britain and Ireland [aged 53] and Charlotte Mecklenburg Strelitz Queen Consort England [aged 47]. They were third cousins. She a great x 5 granddaughter of King James I of England and Ireland and VI of Scotland.

On 13th February 1797 Wilhelm Hesse-Kassel [aged 19] and Princess Augusta of Prussia [aged 16] were married. She the daughter of Frederick William II King Prussia [aged 52] and Queen Frederica Louisa of Prussia [aged 45]. He the son of William Elector of Hesse [aged 53] and Electress Wilhelmina Caroline Oldenburg [aged 49]. They were third cousins. He a great grandson of King George II of Great Britain and Ireland. She a great x 5 granddaughter of King James I of England and Ireland and VI of Scotland.

On 18th May 1797 King Frederick Wilhelm Karl Württemberg [aged 42] and Princess Charlotte Hanover [aged 30] were married. She the daughter of King George III of Great Britain and Ireland [aged 58] and Charlotte Mecklenburg Strelitz Queen Consort England [aged 52]. They were third cousins. He a great x 5 grandson of King James I of England and Ireland and VI of Scotland.

On 4th February 1807 Daniel Fleming 5th Baronet [aged 22] and Ann Frederica Elizabeth Fleming Lady Fleming [aged 23] were married. She by marriage Lady Fleming of Rydal in Cumbria. They were third cousins.

On 13th July 1817 Tsar Nicholas I of Russia [aged 21] and Charlotte Hohenzollern [aged 19] were married. She the daughter of Frederick William III King Prussia [aged 46] and Queen Louise of Prussia. They were third cousins.

Before 1818 George Vansittart [aged 72] and Sarah Stonhouse [aged 72] were married. They were third cousins.

Before 14th July 1819 John Somers-Cocks 2nd Earl Somers [aged 31] and Caroline Yorke Countess Somers [aged 24] were married. She the daughter of Philip Yorke 3rd Earl of Hardwicke [aged 62] and Elizabeth Lindsay Countess Hardwicke [aged 55]. He the son of John Cocks 1st Earl Somers [aged 59]. They were third cousins.

On 7th March 1822 George James Welbore Agar 1st Baron Dover [aged 25] and Georgiana Howard Lady Dover [aged 18] were married. She the daughter of George Howard 6th Earl Carlisle [aged 48] and Georgiana Cavendish Countess Carlisle [aged 38]. They were third cousins.

In 1823 Admiral Maurice Berkeley 1st Baron FitzHardinge [aged 34] and Charlotte Lennox [aged 19] were married. She the daughter of Charles Lennox 4th Duke Richmond and Charlotte Gordon Duchess Richmond [aged 54]. He the illegitmate son of Frederick Augustus Berkeley 5th Earl Berkeley and Mary Cole. They were third cousins. He a great x 3 grandson of King Charles II of England Scotland and Ireland. She a great x 3 granddaughter of King Charles II of England Scotland and Ireland.

In 1823 Dudley Ryder 2nd Earl of Harrowby [aged 24] and Frances Stuart Countess Harrowby Lincolnshire were married. She the daughter of John Stuart 1st Marquis of the Isle of Bute and Frances Coutts Marchioness Bute. He the son of Dudley Ryder 1st Earl of Harrowby [aged 60] and Susanna Leveson-Gower Countess Harrowby Lincolnshire [aged 50]. They were third cousins.

In July 1835 Horace Beauchamp Seymour-Conway [aged 43] and Frances Isabella Selina Poyntz Marchioness of Exeter [aged 32] were married. They were third cousins. He a great x 3 grandson of King James II of England Scotland and Ireland.

In 1837 Edward St Vincent Digby 9th and 3rd Baron Digby [aged 30] and Theresa Anna Maria Fox-Strangways Baroness Digby [aged 22] were married. She the daughter of Henry Fox-Strangways 3rd Earl of Ilchester [aged 49] and Caroline Leonora Murray Countess Ilchester. They were third cousins.

On 12th August 1840 Francis Richard Grey [aged 27] and Elizabeth Dorothy Anne Howard [aged 23] were married. She the daughter of George Howard 6th Earl Carlisle [aged 66] and Georgiana Cavendish Countess Carlisle [aged 57]. He the son of Charles Grey 2nd Earl Grey [aged 76] and Mary Elizabeth Ponsonby Countess Grey [aged 64]. They were third cousins.

In 1842 Admiral Edward Howard 1st Baron Lanerton [aged 32] and Diana Ponsonby Baroness Lanerton were married. He the son of George Howard 6th Earl Carlisle [aged 68] and Georgiana Cavendish Countess Carlisle [aged 58]. They were third cousins.

On 25th August 1847 Henry Seymour Moore 3rd Marquess Drogheda [aged 22] and Mary Caroline Stuart-Wortley-Mackenzie Marchioness Drogheda [aged 20] were married. She by marriage Marchioness Drogheda. They were third cousins. He a great x 4 grandson of King Charles II of England Scotland and Ireland.

On 30th April 1850 Thomas Lyon Bowes 12th Earl Strathmore and Kinghorne [aged 27] and Charlotte Maria Barrington Countess of Strathmore [aged 24] were married. She by marriage Countess Strathmore and Kinghorne. They were third cousins. She a great x 4 granddaughter of King Charles II of England Scotland and Ireland.

On 7th June 1851 Augustus Henry Vernon 6th Baron Vernon [aged 22] and Harriet Frances Maria Anson Baroness Vernon [aged 23] were married. She the daughter of Thomas William Anson 1st Earl Lichfield [aged 55] and Louisa Barbara Catherine Phillips Countess Lichfield [aged 51]. They were third cousins.

In 1857 William Fox-Strangways 4th Earl of Ilchester [aged 61] and Sophia Penelope Sheffield Countess Ilchester [aged 15] were married. The difference in their ages was 46 years. He the son of Henry Thomas Fox-Strangways 2nd Earl of Ilchester and Maria Digby Countess Ilchester. They were third cousins.

On 5th February 1857 Alfred Spencer-Churchill [aged 33] and Harriett Louisa Hester Gough [aged 25] were married. He the son of George Spencer-Churchill 6th Duke of Marlborough [aged 63] and Jane Stewart Duchess of Marlborough. They were third cousins.

In 1863 William Henry Forester Denison 1st Earl Londesborough [aged 28] and Edith Somerset Countess Londesborough [aged 24] were married. She by marriage Baroness Londesborough of Londesborough in the East Riding of Yorkshire. She the daughter of Henry Somerset 7th Duke Beaufort and Emily Frances Smith Duchess Beaufort [aged 62]. They were third cousins.

In 1863 Algernon Fulke Leveson-Gower aka Egerton [aged 37] and Alice Louisa Cavendish [aged 25] were married. He the son of Francis Leveson Gower aka Egerton 1st Earl Ellesmere and Harriet Greville Countess Ellesmere [aged 60]. They were third cousins.

On 7th June 1864 Frederick Charles Cavendish [aged 27] and Lucy Caroline Lyttelton [aged 22] were married. No issue. He the son of William Cavendish 7th Duke Devonshire [aged 56] and Blanche Georgiana Howard. They were third cousins.

Before 14th April 1867 Prince Frederick Christian Oldenburg [aged 36] and Helena Windsor [aged 20] were married. She the daughter of Prince Albert Saxe Coburg Gotha and Queen Victoria of the United Kingdom [aged 47]. He the son of Christian August Oldenburg II Duke Schleswig Holstein Sonderburg Augustenburg [aged 68] and Louise Sophie Danneskiold Samsøe Duchess Schleswig Holstein Sonderburg Augustenburg. They were third cousins. He a great x 3 grandson of King George II of Great Britain and Ireland.

On 10th August 1867 William Wentworth-Fitzwilliam [aged 28] and Laura Maria Theresa Beauclerk [aged 18] were married. He the son of William Thomas Wentworth-Fitzwilliam 6th and 4th Earl Fitzwilliam [aged 51] and Frances Harriet Douglas Countess Fitzwilliam [aged 47]. They were third cousins. She a great x 4 granddaughter of King Charles II of England Scotland and Ireland.

On 4th February 1869 Arthur Rice 6th Baron Dynevor [aged 33] and Selina Lascelles [aged 28] were married. They were third cousins.

Before 19th March 1879 Victor Alexander Grosvenor [aged 25] and Sibell Mary Lumley [aged 23] were married. She the daughter of Richard Lumley 9th Earl Scarborough [aged 65] and Adeliza Drummond Countess Scarborough. He the son of Hugh Lupus Grosvenor 1st Duke Westminster [aged 53] and Constance Leveson-Gower Duchess Westminster [aged 44]. They were third cousins.

On 29th November 1879 Alfonso XII King Spain [aged 22] and Maria Christina of Austria Queen Consort Spain [aged 21] were married at Madrid [Map]. She by marriage Queen Consort Spain. He the son of Francisco de Asís King Consort Spain [aged 57] and Isabella II Queen Spain [aged 49]. They were third cousins. She a great x 4 granddaughter of King George II of Great Britain and Ireland.

On 5th November 1881 Henry Ulrick Lascelles 5th Earl Harewood [aged 35] and Florence Katharine Bridgeman Countess Harewood [aged 22] were married. She the daughter of Orlando Bridgeman 3rd Earl Bradford [aged 62] and Selina Weld-Forester Countess Bradford. He the son of Henry Thynne Lascelles 4th Earl Harewood [aged 57] and Elizabeth Joanna Burgh. They were third cousins.

On 13th April 1882 Lyonel Plantagenet Tollemache [aged 21] and Blanche Sybil King [aged 20] were married. They were third cousins.

On 11th August 1887 William Henry Francis Denison 2nd Earl Londesborough [aged 23] and Grace Adelaide Fane Countess Londesborough [aged 26] were married. She the daughter of Francis William Henry Fane 12th Earl of Westmoreland [aged 61] and Adelaide Ida Curzon Howe Countess of Westmoreland [aged 52]. He the son of William Henry Forester Denison 1st Earl Londesborough [aged 53] and Edith Somerset Countess Londesborough [aged 49]. They were third cousins.

On 15th October 1891 Lieutenant-Colonel Gilbert Redvers Heathcote 8th Baronet [aged 36] and Pauline Trevelyan were married. They were third cousins.

On 26th June 1894 Hugh Molesworth-St Aubyn 13th Baronet [aged 29] and Emma Sybil Wake Lady Morice [aged 29] were married at St George's Church, Hanover Square. They were third cousins.

On 1st November 1894 James Albert Edward Hamilton 3rd Duke of Abercorn [aged 24] and Rosalind Cecilia Caroline Bingham Duchess Abercorn [aged 25] were married at St Paul's Church, Knightsbridge. She the daughter of Charles George Bingham 4th Earl Lucan [aged 64] and Cecilia Catherine Gordon-Lennox Countess Lucan [aged 56]. He the son of James Hamilton 2nd Duke of Abercorn [aged 56] and Mary Anna Curzon Howe Duchess Abercorn [aged 46]. They were third cousins. He a great x 5 grandson of King Charles II of England Scotland and Ireland. She a great x 5 granddaughter of King Charles II of England Scotland and Ireland.

On 24th June 1896 William Charles de Meuron "Billy" Wentworth-Fitzwilliam 7th and 5th Earl Fitzwilliam [aged 23] and Maud Frederica Elizabeth Dundas Countess Fitzwilliam [aged 18] were married at St Paul's Cathedral [Map]. She the daughter of Lawrence Dundas 1st Marquess Zetland [aged 51] and Lilian Selina Elizabeth Lumley Marchioness Zetland [aged 44]. They were third cousins. He a great x 5 grandson of King Charles II of England Scotland and Ireland.

Before 27th July 1896 Osbert Victor George Atheling Lumley [aged 38] and Constance Ellinor Wilson-Patten [aged 24] were married. He the son of Richard Lumley 9th Earl Scarborough and Adeliza Drummond Countess Scarborough. They were third cousins.

On 21st December 1896 Rupert Evelyn Beckett [aged 26] and Muriel Helen Florence Paget [aged 18] were married. They were third cousins.

On 15th September 1904 Josceline Reginald Heber-Percy [aged 24] and Katharine Louisa Victoria Percy [aged 22] were married at St Mary's Church, Warwick [Map]. They were third cousins.

On 14th December 1905 Henry Arthur Mornington Wellesley 3rd Earl Cowley [aged 39] and Millicent Florence Eleanor Wilson Countess Cowley [aged 33] were married at Colombo, Sri Lanka. She by marriage Countess Cowley. He the son of William Henry Wellesley 2nd Earl Cowley and Emily Gwendoline Williams Countess Cowley [aged 66]. They were third cousins.

In or before 1906 Wilhelm Hohenzollern [aged 23] and Princess Cecilie Mecklenburg Schwerin [aged 19] were married. He the son of Wilhelm Hohenzollern [aged 46] and Empress Auguste Viktoria Oldenburg [aged 47]. They were third cousins. He a great grandson of Queen Victoria of the United Kingdom.

In 1913 Henry Arthur Mornington Wellesley 3rd Earl Cowley [aged 46] and Millicent Florence Eleanor Wilson Countess Cowley [aged 40] were divorced. She cited "his desertion and misconduct with Mrs. Geoffrey Charles Buxton". Henry Arthur Mornington Wellesley 3rd Earl Cowley had been named as a correspondent in the divorce suite of Geoffrey Charles Buxton against his wife.

In 1917 Edward Montagu Cavendish Stanley [aged 22] and Sibyl Louise Beatrix Cadogan [aged 24] were married. He the son of Edward George Villiers Stanley 17th Earl of Derby [aged 51] and Alice Maude Olivia Montagu Countess Derby [aged 54]. They were third cousins.

On 11th December 1920 Charles William Sholto Douglas [aged 39] and Alice Agnes Fox-Pitt [aged 21] were married. He the son of Sholto Douglas 19th Earl of Morton [aged 76] and Helen Geraldine Ponsonby Countess of Morton [aged 68]. They were third cousins.

On 16th February 1926 John Fremantle 4th Baron Cottesloe [aged 25] and Elizabeth Harris Baroness Cottesloe [aged 20] were married. She the daughter of James Edward Harris 5th Earl Malmesbury [aged 53] and Dorothy Gough-Calthorpe Countess of Malmesbury [aged 40]. They were third cousins.

On 22nd April 1933 Francis Anthony Baring [aged 23] and Rose Gwendolen Louisa McDonnell [aged 23] were married. She the daughter of Randall McDonnell 7th Earl of Antrim and Margaret Isabel Talbot Countess of Antrim. They were third cousins.

In 1936 David Brand 5th Viscount Hampden [aged 33] and Imogen Alice Rice Viscountess Hampden [aged 32] were married. They were third cousins.

On 22nd November 1938 Ivor Grosvenor Guest 2nd Viscount Wimborne [aged 35] and Mabel Edith Fox-Strangways Viscountess Wimborne [aged 20] were married. She the daughter of Giles Fox-Strangways 6th Earl of Ilchester [aged 64] and Helen Vane-Tempest-Stewart Countess Ilchester [aged 62]. They were third cousins.

In 1944 George Hardinge 3rd Baron Hardinge [aged 22] and Janet Balfour Baroness Hardinge [aged 21] were married. They were third cousins.

In 1944 John Fremantle 4th Baron Cottesloe [aged 43] and Elizabeth Harris Baroness Cottesloe [aged 37] were divorced.

On 26th July 1951 William Douglas-Home Baron Dacre [aged 39] and Rachel Leila Brand 27th Baroness Dacre [aged 21] were married. He the son of Charles Cospatrick Douglas-Home 13th Earl of Home [deceased] and Lilian Lambton Countess of Home [aged 69]. They were third cousins.

On 9th September 1954 James Lowther 7th Earl Londsdale [aged 31] and Jennifer Lowther Countess Lonsdale [aged 22] were married. She by marriage Countess Lonsdale. They were third cousins.

On 15th October 1955 John Parker 6th Earl Morley [aged 32] and Katherine Molesworth-St Aubyn Countess Morley were married. They were third cousins.

On 7th January 1956 Henry Herbert 7th Earl of Carnarvon [aged 31] and Jean Margaret Wallop Countess of Carnarvon [aged 20] were married at St James' Episcopal Church, New York. He the son of Henry Herbert 6th Earl Carnarvon [aged 57] and Anne Catherine Tredick Wendell Countess Carnarvon [aged 55]. They were third cousins.

In 1962 James Lowther 7th Earl Londsdale [aged 39] and Jennifer Lowther Countess Lonsdale [aged 29] were divorced.

In 1962 Juan Carlos I King Spain [aged 23] and Sophia Glücksburg Queen Consort Spain [aged 24] were married. She by marriage Queen Consort Spain. She the daughter of Paul I King Greece [aged 60] and Frederica Hanover Queen Consort Greece [aged 44]. They were third cousins. He a great x 2 grandson of Queen Victoria of the United Kingdom. She a great x 2 granddaughter of Queen Victoria of the United Kingdom.

On 16th July 1983 James Charteris 13th Earl of Wemyss [aged 35] and Catherine Ingrid Guinness [aged 31] were married. He the son of David Charteris 12th Earl of Wemyss [aged 71]. They were third cousins.

In 1988 James Charteris 13th Earl of Wemyss [aged 39] and Catherine Ingrid Guinness [aged 35] were divorced.

On 19th July 1988 Alastair Morrison 3rd Baron Margadale [aged 30] and Sophia Cavendish Baroness Margdale [aged 31] were married. She the daughter of Andrew Cavendish 11th Duke Devonshire [aged 68] and Deborah Vivien Mitford Duchess Devonshire [aged 68]. They were third cousins.

Before 2nd September 1999 Alastair Morrison 3rd Baron Margadale [aged 41] and Sophia Cavendish Baroness Margdale [aged 42] were divorced.

William Dampierre III Count Flanders and Beatrix Reginar Countess Flanders were married. She by marriage Countess Flanders. She the daughter of Henry Reginar II Duke Brabant and Marie Swabia Duchess Brabant. He the son of William Dampierre II Count Flanders and Margaret II Countess Flanders. They were third cousins. He a great x 4 grandson of King William "Conqueror" I of England. She a great x 2 granddaughter of King Stephen I England.

Robert Ferrers 5th Baron Ferrers of Chartley and Margaret Despencer Baroness Ferrers of Chartley were married. They were third cousins. He a great x 3 grandson of King Edward I of England. She a great x 3 granddaughter of King Edward I of England.

William Douglas 3rd Duke Touraine and Janet Lindsay Countess Wigtown were married. She the daughter of David Lindsay 3rd Earl Crawford. He the son of Archibald Douglas 2nd Duke Touraine and Euphemia Graham Lady Hamilton. They were third cousins.

Francis Hay 9th Earl Erroll and Mary Stewart Countess Erroll were married. She by marriage Countess Erroll. She the daughter of John Stewart 4th Earl Atholl and Elizabeth Gordon Countess Atholl. He the son of Andrew Hay 8th Earl Erroll and Jean Hay. They were third cousins.

William Douglas 7th Earl Morton and Anne Keith Countess Morton were married. She the daughter of George Keith 5th Earl Marischal and Margaret Home Countess Marischal. He the son of Robert Douglas Master of Morton and Jean Lyon Countess Angus and Morton. They were third cousins.

Henry Poole and Beatrix Brydges were married. They were third cousins.

Robert Dampierre Count Marle and Joan Montfort were married. She the daughter of Arthur II Duke Brittany and Yolande of Dreux Queen of Scotland. He the son of Robert Dampierre III Count Flanders and Yolande Burgundy II Countess Nevers and Flanders. They were third cousins. She a great granddaughter of King Henry III of England.

Lewis Clifford and Eleanor Mowbray were married. They were third cousins. He a great x 5 grandson of King John of England. She a great x 2 granddaughter of King Henry III of England.

Louis "Blind" Bivinids and Adelaide Welf were married. She the daughter of Rudolph I King Burgundy. They were third cousins.

Louis François Bourbon Condé Conti and Louise Diane Bourbon were married. She the daughter of Philippe Bourbon II Duke Orléans and Françoise Marie Bourbon Duchess Orléans. They were third cousins. He a great x 3 grandson of King James I of England and Ireland and VI of Scotland. She a great x 3 granddaughter of King James I of England and Ireland and VI of Scotland.

Charles Gerard and Penelope Fitton were married. They were third cousins.

Before 1611 Robert Strode and Mary Luttrell were married. They were third cousins.

John Grey and Mary Browne were married. He the son of Thomas Grey 2nd Marquess Dorset and Margaret Wotton Marchioness Dorset. They were third cousins. He a great x 5 grandson of King Edward III of England. She a great x 5 granddaughter of King Edward III of England.

Robert Rich 2nd Baronet and Mary Rich were married. They were third cousins.

Raoul Coucy and Alix II Dreux were married. The difference in their ages was 21 years. She the daughter of Robert "Great" Capet I Count Dreux and Agnes Baudemont Countess Dreux. They were third cousins.

Henry Arthur Lascelles and Caroline Maria Gore were married. They were third cousins.

Prince Eitel Friedrich Hohenzollern and Sophia Charlotte Oldenburg were married. He the son of Wilhelm Hohenzollern and Empress Auguste Viktoria Oldenburg. They were third cousins. He a great grandson of Queen Victoria of the United Kingdom.

John Gordon and Sophia Hay were married. She the daughter of Francis Hay 9th Earl Erroll and Elizabeth Douglas Countess Erroll. He the son of George Gordon 1st Marquess Huntly and Henrietta Stewart Marchioness Huntly. They were third cousins.

Charles Boyle 4th Earl Cork 4th Earl Orrery and Elizabeth Cecil Countess Cork were married. She by marriage Countess Cork. She the daughter of John Cecil 5th Earl Exeter and Anne Cavendish Countess Exeter. He the son of Roger Boyle 2nd Earl Orrery and Mary Sackville Countess Orrery. They were third cousins.

Godfrey "Bearded" Ardennes III Duke Lower Lorraine and Beatrice Ardennes were married. She the daughter of Frederick Ardennes II Duke Lower Lorraine and Matilda Swabia Duchess Lower Lorraine. He the son of Gothelo Ardennes Duke Lower Lorraine Duke Upper Lorraine. They were third cousins.

Alfonso Este II Duke Ferrara and Barbara Habsburg Spain Duchess Ferrara were married. She by marriage Duchess Ferrara. She the daughter of Ferdinand I Holy Roman Emperor and Anne Jagiellon. He the son of Ercole Este II Duke Ferrara and Renée of France Duchess of Ferrara. They were third cousins. She a great x 5 granddaughter of King Edward III of England.

Thomas Vernon and Anne Ludlow were married. They were third cousins. She a great x 3 granddaughter of King Henry IV of England.

Baldwin Flanders V Count Hainaut and Margaret Metz Countess Hainaut and Flanders were married. She by marriage Countess Hainaut. She the daughter of Thierry Count Flanders and Sibylla Anjou Countess Essex. He the son of Baldwin Flanders IV Count Hainaut and Alice Namur Countess Hainaut. They were third cousins.

Richard Musgrave and Joan Clifford were married. They were third cousins. She a great x 4 granddaughter of King Edward III of England.

Baldwin Flanders II Count Boulogne and Adelina Gerulfing Countess Boulogne and Ponthieu were married. She by marriage Countess Boulogne. She the daughter of Arnulf Gerulfing Count Holland and Luitgarde Luxemburg Countess Holland. He the son of Arnulf Flanders III Count Boulogne. They were third cousins.

John Segrave and Blanche Mowbray Baroness Poynings were married. He the son of John Segrave 4th Baron Segrave and Margaret Plantagenet 1st Duchess of Norfolk. They were third cousins. He a great grandson of King Edward I of England. She a great x 2 granddaughter of King Henry III of England.

Philip Capet Count Boulogne and Matilda Dammartin Queen Consort Portugal were married. She the daughter of Renaud Dammartin I Count Boulogne, Dammartin and Aumale and Ida Metz Countess Boulogne. He the son of King Philip II of France and Agnes of Merania Queen Consort France. They were third cousins. He a great x 3 grandson of King William "Conqueror" I of England. She a great granddaughter of King Stephen I England.

Louis X King France I Navarre and Clementia Hungary Queen Consort France were married. She by marriage Queen Consort of France. She the daughter of Charles Martel King Hungary and Clementia Habsburg. He the son of King Philip IV of France and Joan Blois I Queen Navarre. They were third cousins. He a great x 4 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

John Hastings 11th Baron Hastings and Catherine Aske Baroness Hastings were married. They were third cousins. She a great x 4 granddaughter of King Edward III of England.

Henry Herbert 4th Baron Herbert of Cherbury and Catherine Newport Baroness Herbert Chirbury were married. She the daughter of Francis Newport 1st Earl Bradford and Diana Russell Countess Bradford. They were third cousins. He a great x 5 grandson of King Henry VII of England and Ireland.

Rhys ap Tewdwr King Deheubarth and Gwladys ferch Rhiwallon Mathrafal Queen Consort Deheubarth were married. They were third cousins.

Andrew William Kerr and Marie Constance Kerr were married. The difference in their ages was 22 years. They were third cousins.