Before 1051 King William "Conqueror" I of England (age 23) and Matilda Flanders Queen Consort England (age 19) were married. She the daughter of Baldwin "The Good" V Count Flanders (age 38) and Adela Capet Duchess Normandy (age 41). He the illegitmate son of Robert "Magnificent" Normandy I Duke Normandy and Herleva Falaise. They were third cousin once removed.

In 1093 Alan Canhiart IV Duke Brittany (age 30) and Ermengarde Anjou Duchess Brittany and Aquitaine (age 25) were married. She by marriage Duchess Brittany. She the daughter of Fulk "Réchin" Anjou 4th Count Anjou (age 50) and Hildegarde Beaugency Countess Anjou (age 49). They were third cousin once removed.

In Nov 1128 Alfonso VII King Castile VII King Leon (age 23) and Berenguela Barcelona Queen Consort Castile and Leon (age 12) were married. She by marriage Queen Consort Castile, Queen Consort Leon. She the daughter of Raymond Berenguer Barcelona III Count Barcelona (age 45) and Douce Gevaudan Countess Barcelona. He the son of Raymond Ivrea and Urracca "Reckless" Jiménez Queen Consort Aragon and Pamplona. They were third cousin once removed.

In 1136 Raymond Poitiers (age 21) and Princess Constance of Antioch (age 8) were married. He by marriage Prince Antioch. He the son of William "Troubadour" Poitiers IX Duke Aquitaine and Philippa Rouerge Duchess Aquitaine. They were third cousin once removed.

Around Mar 1136 Waleran Beaumont 1st Earl of Worcester Count Meulan (age 32) and Matilda Blois Countess of Worcester (age 3) were married. She by marriage Countess Worcester. The difference in their ages was 29 years. He the son of Robert Beaumont 1st Earl of Leicester Count Meulan and Elizabeth Capet Countess Leicester, Meulan and Surrey. They were third cousin once removed. She a great granddaughter of King William "Conqueror" I of England.

Before 1137 William Warenne 3rd Earl Surrey (age 18) and Adela Montgomery Countess of Salisbury and Surrey were married. She the daughter of William "Talvas" Montgomery III Count Ponthieu (age 43) and Helie Burgundy Countess Ponthieu (age 56). He the son of William Warenne 2nd Earl Surrey and Elizabeth Capet Countess Leicester, Meulan and Surrey. They were third cousin once removed.

In 1148 Eustace Blois IV Count Boulogne (age 18) and Constance Capet Countess Boulogne and Toulose (age 20) were married. She by marriage Countess Boulogne. She the daughter of Louis "Fat" VI King France and Adelaide Savoy Queen Consort France. They were third cousin once removed. He a great grandson of King William "Conqueror" I of England.

After 1181 Robert Capet II Count Dreux (age 27) and Yolande Coucy Countess Dreux (age 17) were married. She by marriage Countess Dreux. He the son of Robert "Great" Capet I Count Dreux (age 58) and Agnes Baudemont Countess Dreux (age 51). They were third cousin once removed.

In 1189 Geoffrey Chateaudun III Count Perche and Matilda Welf Countess Perche (age 17) were married at Rouen, France [Map]. She by marriage Countess Perche. She the daughter of Henry "Lion" Welf XII Duke Saxony III Duke Bavaria (age 60) and Matilda Plantagenet Duchess Saxony (age 32). He the son of Routrou Chateaudun IV Count Perche (age 54) and Matilda Blois Countess Perche. They were third cousin once removed. He a great x 2 grandson of King William "Conqueror" I of England. She a granddaughter of King Henry "Curtmantle" II of England.

In 1192 Otto Hohenstaufen I Count Burgundy (age 21) and Margaret Blois were married. She the daughter of Theobald "Good" Blois V Count Blois and Alix Capet Countess Blois (age 41). He the son of Frederick "Barbarossa" Hohenstaufen I Holy Roman Emperor and Beatrice Ivrea Holy Roman Empress. They were third cousin once removed. She a great x 2 granddaughter of King William "Conqueror" I of England.

On 20 Aug 1195 William Montgomery IV Count Ponthieu (age 16) and Alys Capet Countess Ponthieu (age 34) were married. She by marriage Countess Ponthieu. She the daughter of Louis VII King Franks and Constance of Castile. He the son of John Montgomery I Count Ponthieu and Beatrice St Pol Countess Ponthieu (age 50). They were third cousin once removed.

In Oct 1196 Raymond Rouerge Marquess Provence (age 39) and Joan Plantagenet Queen Consort Sicily (age 31) were married at Rouen, France [Map]. She by marriage Countess Toulose. She the daughter of King Henry "Curtmantle" II of England and Eleanor of Aquitaine Queen Consort Franks and England (age 74). He the son of Raymond Rouerge V Count Toulose and Constance Capet Countess Boulogne and Toulose. They were third cousin once removed.

On 01 Jul 1199 Theobald Blois III Count Champagne (age 20) and Blanche Ramirez were married at Chartres [Map]. She the daughter of Sancho "Wise" King Navarre and Sancha Ivrea. He the son of Henry Blois I Count Champagne and Marie Capet Countess Champagne. They were third cousin once removed. He a great x 2 grandson of King William "Conqueror" I of England.

On 15 Aug 1209 Frederick I King Jerusalem II Holy Roman Emperor (age 14) and Constance Barcelona (age 30) were married at Messina. She the daughter of Alfonso II King Aragon and Sancha Ivrea Queen Consort Aragon. He the son of Henry Hohenstaufen VI Holy Roman Emperor. They were third cousin once removed.

In 1212 Henry Welf VI Count Palatine of the Rhine (age 15) and Mathilde Reginar Countess Holland and Palatine (age 12) were married. She by marriage Countess Palatine of the Rhine. She the daughter of Henry Reginar VIII Duke Lower Lorraine I Duke Brabant (age 47) and Maud Metz. They were third cousin once removed. He a great grandson of King Henry "Curtmantle" II of England. She a great x 3 granddaughter of King William "Conqueror" I of England.

In Jan 1212 Ferdinand Burgundy (age 23) and Joan I Countess Flanders (age 13) were married in Paris [Map]. She the daughter of Baldwin IX Count Flanders VI Count Hainault and Marie Blois Countess Flanders. He the son of Sancho "Populator" I King Portugal and Dulce Barcelona Queen Consort Portugal. They were third cousin once removed. She a great x 3 granddaughter of King William "Conqueror" I of England.

Before 1230 Gilbert Lacy (age 23) and Isabel Bigod (age 17) were married. She the daughter of Hugh Bigod 3rd Earl Norfolk and Maud Marshal Countess Norfolk and Surrey (age 35). They were third cousin once removed.

In 1236 John "The Red" Capet I Duke Brittany (age 18) and Blanche "Navarre" Blois Duchess Brittany (age 10) were married. She the daughter of Theobald IV King Navarre (age 34) and Agnes of Beaujeu Countess Savoy. He the son of Peter of Dreux aka Mauclerc Duke Brittany (age 49) and Alix Thouars Duchess of Brittany. They were third cousin once removed. He a great x 4 grandson of King Henry I "Beauclerc" England. She a great x 4 granddaughter of King William "Conqueror" I of England.

On 01 Nov 1236 Hugh Ivrea Count Burgundy (age 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 cousin once removed. She a great x 4 granddaughter of King William "Conqueror" I of England.

After Nov 1237 Richard de Clare 6th Earl Gloucester 5th Earl Hertford (age 15) and Maud Lacy Countess Gloucester and Hertford (age 14) were married. She by marriage Countess Gloucester, Countess Hertford. She the daughter of John Lacy Earl Lincoln (age 45) and Margaret Quincy 3rd Countess Lincoln and Pembroke (age 31). He the son of Gilbert Clare 5th Earl Gloucester 4th Earl Hertford and Isabel Marshal Countess Cornwall, Gloucester and Hertford (age 37). They were third cousin once removed. He a great x 3 grandson of King Henry I "Beauclerc" England. She a great x 4 granddaughter of King Henry I "Beauclerc" England.

Before 1238 John Fitzgeoffrey (age 33) and Isabel Bigod (age 25) were married. She the daughter of Hugh Bigod 3rd Earl Norfolk and Maud Marshal Countess Norfolk and Surrey (age 43). He the son of Geoffrey Fitzpeter 1st Earl Essex and Aveline Clare Countess Essex. They were third cousin once removed.

In 1239 Alexander II King Scotland (age 40) and Marie Coucy (age 21) were married. She by marriage Queen Consort Scotland. He the son of William "Lion" I King Scotland and Ermengarde Beaumont Sarthe Queen Consort Scotland. They were third cousin once removed. He a great x 2 grandson of King Henry I "Beauclerc" England.

In 1239 Alfonso III King Portugal (age 28) and Matilda Dammartin Queen Consort Portugal (age 37) were married. She by marriage Queen Consort Portugal. She the daughter of Renaud Dammartin I Count Boulogne, Dammartin and Aumale and Ida Metz Countess Boulogne. He the son of Alfonso "Fat" II King Portugal and Urraca Ivrea Queen Consort Portugal. They were third cousin once removed. He a great grandson of King Henry "Curtmantle" II of England. She a great x 3 granddaughter of King William "Conqueror" I of England.

On 12 May 1240 Robert Bruce 5th Lord Annandale (age 25) and Isabel Clare Lady Annandale (age 13) were married. She by marriage Lord Annandale. She the daughter of Gilbert Clare 5th Earl Gloucester 4th Earl Hertford and Isabel Marshal Countess Cornwall, Gloucester and Hertford. They were third cousin once removed. He a great x 4 grandson of King Henry I "Beauclerc" England. She a great x 3 granddaughter of King Henry I "Beauclerc" England.

On 06 Jan 1242 Walter Marshal 5th Earl Pembroke (age 43) and Margaret Quincy 3rd Countess Lincoln and Pembroke (age 36) were married. She by marriage Countess Pembroke. He by marriage Earl Lincoln. A dynastic marriage that brought together the Earldom's of Pembroke and Lincoln. She the daughter of Robert Quincy Earl Lincoln and Hawise Gernon 2nd Countess Lincoln. He the son of William Marshal 1st Earl Pembroke and Isabel Clare Countess Pembroke. They were third cousin once removed. She a great x 3 granddaughter of King Henry I "Beauclerc" England.

In 1252 Roger de Quincy 2nd Earl Winchester (age 57) and Eleanor Ferrers Countess Winchester (age 16) were married. She by marriage Earl Winchester. The difference in their ages was 41 years. She the daughter of William Ferrers 5th Earl of Derby (age 59) and Sibyl Marshal (age 51). He the son of Saer Quincy 1st Earl Winchester and Margaret Beaumont Countess Winchester. They were third cousin once removed. She a great x 4 granddaughter of King Henry I "Beauclerc" England.

In 1253 Alfonso III King Portugal (age 42) and Matilda Dammartin Queen Consort Portugal (age 51) were divorced.

In 1255 Frederick Metz III Duke Lorraine (age 15) and Margaret Blois Duchess Lorraine were married. She the daughter of Theobald IV King Navarre and Margaret Bourbon Queen Consort Navarre (age 38). He the son of Matthias Metz II Duke Lorraine and Catherine Luxemburg Duchess Lorraine (age 40). They were third cousin once removed. He a great x 5 grandson of King William "Conqueror" I of England. She a great x 4 granddaughter of King William "Conqueror" I of England.

In 1262 Robert Artois II Count Artois (age 11) and Amice Countenay Countess Artois were married at Paris [Map]. She by marriage Countess Artois. He the son of Robert Capet Count of Artois and Matilda Reginar Countess Saint Pol (age 38). They were third cousin once removed. 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 Mar 1265 Guy Dampierre Count Flanders (age 39) and Isabelle Luxemburg Countess Flanders (age 18) were married. She by marriage Countess Flanders. The difference in their ages was 21 years. She the daughter of Henry "Great" Luxemburg V Count Luxemburg III Count Namur (age 49) and Margaret of Bar Countess Luxemburg and Namur (age 45). He the son of William Dampierre II Count Flanders and Margaret II Countess Flanders (age 62). They were third cousin once removed. He a great x 4 grandson of King William "Conqueror" I of England. She a great x 5 granddaughter of King William "Conqueror" I of England.

On 26 Jun 1269 Robert Ferrers 6th Earl of Derby (age 30) and Eleanor Bohun Countess Derby (age 26) were married. She by marriage Countess Derby. He the son of William Ferrers 5th Earl of Derby and Margaret Quincy Countess Derby. They were third cousin once removed. He a great x 4 grandson of King Henry I "Beauclerc" England.

In 1274 Manuel Ivrea (age 40) and Beatrice Savoy (age 24) were married. She the daughter of Amedeo Savoy IV Count Savoy and Cecilia Baux Countess Savoy (age 44). He the son of Ferdinand III King Castile III King Leon and Elisabeth Hohenstaufen Queen Consort Castile Queen Consort Leon. They were third cousin once removed. He a great x 2 grandson of King Henry "Curtmantle" II of England.

Before 1283 Walter Beauchamp (age 40) and Alice Tosny (age 44) were married. They were third cousin once removed. She a great x 3 granddaughter of King Henry I "Beauclerc" England.

Before 24 Oct 1283 John Beauchamp 1st Baron Beauchamp (age 35) and Cicely Vivonne Forz Baroness Beauchamp were married. She the daughter of William Forz 4th Earl Albemarle aka Aumale and Isabella Redvers 8th Countess Devon and Albemarle aka Aumale (age 46). They were third cousin once removed. She a great x 5 granddaughter of King Henry I "Beauclerc" England.

In 1293 Henry Percy 9th and 1st Baron Percy (age 19) and Eleanor Fitzalan Baroness Percy (age 9) were married. She the daughter of Richard Fitzalan 8th Earl Arundel (age 25) and Alice Saluzzo Countess Arundel. They were third cousin once removed. She a great x 4 granddaughter of King John "Lackland" of England.

In 1294 Thomas Plantagenet 2nd Earl of Leicester, 2nd Earl Lancaster, Earl of Salisbury and Lincoln (age 16) and Alice Lacy Countess Leicester, and Lancaster 5th Countess of Salisbury 5th Countess Lincoln (age 12) were married. She the daughter of Henry Lacy 4th Earl Lincoln, Earl Salisbury (age 43) and Margaret Longespée 4th Countess of Salisbury and Lincoln. He the son of Edmund "Crouchback" Plantagenet 1st Earl of Leicester 1st Earl Lancaster (age 48) and Blanche Capet Queen Navarre (age 46). They were third cousin once removed. He a grandson of King Henry III of England. She a great x 3 granddaughter of King Henry "Curtmantle" II of England.

On 03 Nov 1295 Robert Clifford 1st Baron Clifford (age 21) and Maud Clare Baroness Clifford Baroness Welles (age 19) were married at Clifford Castle, Herefordshire [Map]. They were third cousin once removed. She a great x 3 granddaughter of King Henry "Curtmantle" II of England.

On 20 Sep 1301 Roger Mortimer 1st Earl March (age 14) and Joan Geneville Baroness Mortimer 2nd Baroness Geneville (age 15) were married. They were third cousin once removed. He a great x 3 grandson of King John "Lackland" of England.

In 1302 Charles Valois I Count Valois (age 31) and Catherine Courtenay Countess Valois (age 27) were married. She by marriage Countess Valois. He the son of Philip "Bold" III King France and Isabella Barcelona Queen Consort France. They were third cousin once removed. He a great x 3 grandson of King Henry "Curtmantle" II of England.

Around 1302 Maurice Berkeley (age 4) and Margery de Vere were married. They were third cousin once removed. He a great x 3 grandson of King John "Lackland" of England.

In 1303 Gilbert Umfraville and Margaret Clare Baroness Badlesmere (age 15) were married. He the son of Gilbert Umfraville 7th Earl Angus (age 58) and Elisabetha Comyn. They were third cousin once removed. She a great x 3 granddaughter of King Henry "Curtmantle" II of England.

Before 1306 Edmund Fitzalan 9th Earl Arundel (age 20) and Alice Warenne Countess Arundel were married. She by marriage Countess Arundel Sussex. He the son of Richard Fitzalan 8th Earl Arundel and Alice Saluzzo Countess Arundel. They were third cousin once removed. He a great x 4 grandson of King John "Lackland" of England.

After 14 Jul 1306 Hugh "Younger" Despencer 1st Baron Despencer (age 20) and Eleanor Clare Baroness Zouche Mortimer (age 13) were married. She the daughter of Gilbert "Red Earl" Clare 7th Earl Gloucester 6th Earl Hertford and Joan of Acre Countess Gloucester and Hertford (age 34). He the son of Hugh "Elder" Despencer 1st Earl Winchester (age 45) and Isabella Beauchamp Baroness Monthermer. They were third cousin once removed. He a great x 5 grandson of King Henry I "Beauclerc" England. She a granddaughter of King Edward "Longshanks" I of England.

In 1308 John Dampierre I Marquis Namur (age 41) and Margaret Bourbon (age 19) were married. The difference in their ages was 22 years. She the daughter of Robert Bourbon 1st Count Clermont (age 52) and Beatrice Burgundy (age 51). He the son of Guy Dampierre Count Flanders and Isabelle Luxemburg Countess Flanders. They were third cousin once removed. He a great x 5 grandson of King William "Conqueror" I of England. She a great x 3 granddaughter of King Henry "Curtmantle" II of England.

Before 1310 John Hastings 13th Baron Bergavenny 1st Baron Hastings (age 47) and Isabel Despencer Baroness Hastings and Bergavenny were married. She by marriage Baroness Hastings, Baroness Bergavenny Feudal Creation. She the daughter of Hugh "Elder" Despencer 1st Earl Winchester (age 48) and Isabella Beauchamp Baroness Monthermer. They were third cousin once removed. He a great x 5 grandson of King Henry I "Beauclerc" England. She a great x 5 granddaughter of King Henry I "Beauclerc" England.

Before 29 Nov 1310 John Mowbray 2nd Baron Mowbray (age 24) and Aline de Braose Baroness Mowbray were married. She by marriage Baroness Mowbray. They were third cousin once removed. He a great x 3 grandson of King Henry "Curtmantle" II of England. She a great x 3 granddaughter of King John "Lackland" of England.

In 1316 Maurice Berkeley 7th and 2nd Baron Berkeley (age 44) and Isabella Clare Baroness Berkeley (age 53) were married. She the daughter of Gilbert "Red Earl" Clare 7th Earl Gloucester 6th Earl Hertford and Alice or Alix Lusignan Countess Gloucester and Hertford. They were third cousin once removed. He a great x 2 grandson of King John "Lackland" of England. She a great x 5 granddaughter of King Henry I "Beauclerc" England.

In 1318 Thomas Plantagenet 2nd Earl of Leicester, 2nd Earl Lancaster, Earl of Salisbury and Lincoln (age 40) and Alice Lacy Countess Leicester, and Lancaster 5th Countess of Salisbury 5th Countess Lincoln (age 36) were divorced.

Before 1329 Robert Clifford 3rd Baron Clifford (age 23) and Isabel Berkeley Baroness Clifford Baroness Musgrave (age 21) were married. She by marriage Baroness de Clifford. They were third cousin once removed. He a great x 4 grandson of King Henry "Curtmantle" II of England. She a great x 3 granddaughter of King John "Lackland" of England.

In 1329 John Montfort IV Duke Brittany (age 34) and Joanna Dampierre Duchess Brittany (age 34) were married at Chartres [Map]. She the daughter of Louis Dampierre I Count Nevers and Joan Rethel Countess Nevers and Rethel. They were third cousin once removed. He a great grandson of King Henry III of England.

On 23 Jul 1338 Peter IV King Aragon (age 18) and Maria Évreux Queen Consort Aragon (age 9) were married. She by marriage Queen Consort Aragon. She the daughter of Philip "Noble" III King Navarre (age 32) and Joan Capet II Queen Navarre (age 26). He the son of Alfonso IV King Aragon and Teresa Enteca Queen Consort Aragon. They were third cousin once removed. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great x 3 granddaughter of King Henry III of England.

On 03 Sep 1341 Hugh Courtenay (age 14) and Elizabeth de Vere were married. She the daughter of John de Vere 7th Earl of Oxford (age 29) and Maud Badlesmere Countess of Oxford (age 33). He the son of Hugh Courtenay 10th Earl Devon (age 38) and Margaret Bohun Countess Devon (age 30). They were third cousin once removed. He a great grandson of King Edward "Longshanks" I of England. She a great x 5 granddaughter of King Henry "Curtmantle" II of England.

In 1344 Ralph Stafford and Maud Plantagenet Duchess Lower Bavaria (age 4) were married. She the daughter of Henry of Grosmont 1st Duke Lancaster (age 34) and Isabel Beaumont Duchess Lancaster (age 24). He the son of Ralph Stafford 1st Earl Stafford (age 42) and Margaret Audley Countess Stafford (age 26). They were third cousin once removed. He a great x 2 grandson of King Edward "Longshanks" I of England. She a great x 2 granddaughter of King Henry III of England.

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

Before 1350 John de Vere and Elizabeth Courtenay were married. She the daughter of Hugh Courtenay 10th Earl Devon (age 46) and Margaret Bohun Countess Devon (age 38). He the son of John de Vere 7th Earl of Oxford (age 37) and Maud Badlesmere Countess of Oxford (age 41). They were third cousin once removed. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great granddaughter of King Edward "Longshanks" I of England.

Around Jul 1353 Peter "Cruel" I King Castile (age 18) and Blanche Bourbon Queen Consort Castile (age 14) were married. She by marriage Queen Consort Castile. She the daughter of Peter Bourbon Duke Bourbon (age 42) and Isabella Valois Duchess Bourbon (age 40). He the son of Alfonso "Avenger" XI King Castile and Maria Burgundy Queen Consort Castile (age 40). They were third cousin once removed. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great x 3 granddaughter of King Henry III of England.

In 1354 Engelbert La Marck III Count La Marck (age 20) and Richardis Jülich Countess Mark were married. She by marriage Countess Mark. She the daughter of William Jülich V Duke Jülich (age 55) and Joanna Hainault Duchess Guelders (age 39). He the son of Adolph La Marck II Count La Marck and Margaret Cleves Countess Mark. They were third cousin once removed.

Before 01 Jun 1358 Thomas Berkeley 3rd Baron Berkeley (age 26) and Katherine Botetort (age 18) were married. They were third cousin once removed. He a great x 4 grandson of King John "Lackland" of England.

Before 1363 Roger Clifford 5th Baron Clifford (age 29) and Maud Beauchamp Baroness Clifford (age 27) were married. She by marriage Baroness de Clifford. She the daughter of Thomas Beauchamp 11th Earl Warwick (age 49) and Katherine Mortimer Countess Warwick (age 48). They were third cousin once removed. He a great x 4 grandson of King John "Lackland" of England. She a great x 5 granddaughter of King John "Lackland" of England.

In 1374 Louis Valois Duke Touraine I Duke Orléans (age 1) and Catherine Hungary (age 4) were married. She the daughter of Louis I King Hungary King Poland (age 47) and Elizabeth Bosnia Queen Consort Hungary. He the son of King Charles V of France (age 35) and Joanna Bourbon Queen Consort France (age 35). They were third cousin once removed. He a great x 4 grandson of King Henry III of England.

Before 15 Dec 1376 Stephen Scrope 2nd Baron Scrope Masham (age 31) and Margery Welles Baroness Scrope Masham (age 26) were married. She by marriage Baroness Scrope Masham. They were third cousin once removed.

Before 04 Oct 1379 John I King Castile (age 21) and Eleanor Barcelona Queen Consort Castile (age 21) were married. She by marriage Queen Consort Castile. She the daughter of Peter IV King Aragon (age 60) and Eleanor Barcelona Queen Consort Aragon. He the son of Henry "Fratricide" II King Castile and Juana Manuel Queen of Castile (age 40). They were third cousin once removed. He a great x 5 grandson of King Henry "Curtmantle" II of England.

Before 07 Nov 1379 Thomas Despencer 1st Earl Gloucester (age 6) and Constance York Countess Gloucester (age 5) were married. She the daughter of Edmund of Langley 1st Duke York (age 38) and Isabella of Castile Duchess York (age 24). They were third cousin once removed. He a great x 3 grandson of King Edward "Longshanks" I of England. She a granddaughter of King Edward III of England.

On 02 Feb 1380 King John I of Aragon (age 29) and Yolande of Bar Queen Consort Aragon (age 15) were married. She by marriage Queen Consort Aragon. She the daughter of Robert of Bar 1st Duke of Bar (age 35) and Marie Valois Duchess Bar (age 35). He the son of Peter IV King Aragon (age 60) and Eleanor Barcelona Queen Consort Aragon. They were third cousin once removed. She a great x 3 granddaughter of King Edward "Longshanks" I of England.

In or before 1382 John Strange 5th Baron Strange Blackmere (age 29) and Isabella Beauchamp Countess Suffolk were married. She by marriage Baroness Strange Blackmere. She the daughter of Thomas Beauchamp 11th Earl Warwick (age 68) and Katherine Mortimer Countess Warwick. They were third cousin once removed. He a great x 5 grandson of King John "Lackland" of England. She a great x 5 granddaughter of King John "Lackland" of England.

In or before 1383 William Montagu and Elizabeth Fitzalan Duchess Norfolk (age 16) were married. She the daughter of Richard Fitzalan 9th Earl Surrey 11th Earl Arundel (age 36) and Elizabeth Bohun Countess Arundel and Surrey (age 32). He the son of William Montagu 2nd Earl Salisbury (age 54) and Elizabeth Mohun Countess of Salisbury. They were third cousin once removed. She a great x 2 granddaughter of King Edward "Longshanks" I of England.

On 17 Jul 1385 Charles "Beloved Mad" VI King France (age 16) and Isabeau Wittelsbach Queen Consort France (age 15) were married. She by marriage Queen Consort of France. She the daughter of Stephen "Magnificient Fop" Wittelsbach III Duke Bavaria (age 48) and Taddea Visconti Duchess Bavaria. He the son of King Charles V of France and Joanna Bourbon Queen Consort France. They were third cousin once removed. He a great x 4 grandson of King Henry III of England.

Before 1387 Henry Beaumont 5th Baron Beaumont (age 7) and Elizabeth Willoughby Baroness Beaumont (age 2) were married. She by marriage Baroness Beaumont. They were third cousin once removed. He a great x 4 grandson of King Henry III of England.

In or before 1387 Reginald Grey 3rd Baron Grey Ruthyn (age 25) and Margaret Ros Baroness Grey Ruthyn were married. She by marriage Baroness Grey of Ruthyn. She the daughter of Thomas Ros 4th Baron Ros Helmsley and Beatrice Stafford Countess Desmond (age 45). They were third cousin once removed. He a great x 5 grandson of King John "Lackland" of England. She a great x 3 granddaughter of King Edward "Longshanks" I of England.

Around 1390 Thomas Stafford 3rd Earl Stafford (age 22) and Anne of Gloucester Plantagenet Countess Eu and Stafford (age 7) were married. She by marriage Countess Stafford. She would, eight years later marry his younger brother Edmund Stafford 5th Earl Stafford (age 11); an example of a Married to Two Siblings. She the daughter of Thomas of Woodstock 1st Duke of Gloucester (age 34) and Eleanor Bohun Duchess Gloucester (age 24). He the son of Hugh Stafford 2nd Earl Stafford and Philippa Beauchamp Countess Stafford (age 56). They were third cousin once removed. He a great x 3 grandson of King Edward "Longshanks" I of England. She a granddaughter of King Edward III of England.

Before 20 Oct 1392 Thomas Holland 1st Duke Surrey (age 18) and Joan Stafford Countess Kent (age 14) were married. She the daughter of Hugh Stafford 2nd Earl Stafford and Philippa Beauchamp Countess Stafford (age 58). He the son of Thomas Holland 2nd Earl Kent (age 42) and Alice Fitzalan Countess Kent (age 42). They were third cousin once removed. He a great x 2 grandson of King Edward "Longshanks" I of England. She a great x 3 granddaughter of King Edward "Longshanks" I of England.

On 15 Aug 1393 Leopold "The Fat" Habsburg IV Duke Austria (age 22) and Catherine Valois Duchess Austria (age 15) were married. She the daughter of Philip "Bold" Valois II Duke Burgundy (age 51) and Margaret Dampierre Duchess Burgundy (age 45). He the son of Leopold "The Just" Habsburg III Duke Austria and Viridis Visconti Duchess Austria (age 41). They were third cousin once removed. She a great x 3 granddaughter of King Edward "Longshanks" I of England.

Before 04 May 1396 William Zouche 3rd Baron Zouche Harringworth (age 44) and Elizabeth Despencer Baroness Zouche, Harringworth, Maltravers and Arundel were married. She by marriage Baroness Zouche Harringworth. They were third cousin once removed. She a great x 3 granddaughter of King Edward "Longshanks" I of England.

On 28 Jun 1398 Edmund Stafford 5th Earl Stafford (age 20) and Anne of Gloucester Plantagenet Countess Eu and Stafford (age 15) were married. She by marriage Countess Stafford. She had, around eight years previously, married his brother Thomas Stafford 3rd Earl Stafford who had died in 1392; an example of Married to Two Siblings. She the daughter of Thomas of Woodstock 1st Duke of Gloucester and Eleanor Bohun Duchess Gloucester (age 32). He the son of Hugh Stafford 2nd Earl Stafford and Philippa Beauchamp Countess Stafford (age 64). They were third cousin once removed. He a great x 3 grandson of King Edward "Longshanks" I of England. She a granddaughter of King Edward III of England.

Before 11 Jul 1398 Henry Scrope 3rd Baron Scrope Masham (age 25) and Phillipe Bryan Baroness Scrope Masham Baroness Devereux were married. She by marriage Baroness Scrope Masham. They were third cousin once removed.

Before 19 Oct 1401 John Charleton 4th Baron Cherleton (age 39) and Alice Fitzalan Baroness Cherleton were married. She by marriage Baroness Cherleton. She the daughter of Richard Fitzalan 9th Earl Surrey 11th Earl Arundel and Elizabeth Bohun Countess Arundel and Surrey. They were third cousin once removed. He a great x 3 grandson of King Edward "Longshanks" I of England. She a great x 2 granddaughter of King Edward "Longshanks" I of England.

Around 1404 John Clifford 7th Baron Clifford (age 15) and Elizabeth Percy Countess of Westmoreland (age 9) were married. She by marriage Baroness de Clifford. They were third cousin once removed. He a great x 4 grandson of King Edward "Longshanks" I of England. She a great x 2 granddaughter of King Edward III of England.

Before 04 Apr 1406 John Neville (age 19) and Elizabeth Holland were married. She the daughter of Thomas Holland 2nd Earl Kent and Alice Fitzalan Countess Kent (age 56). He the son of Ralph Neville 1st Earl of Westmoreland (age 42) and Margaret Stafford Baroness Neville Raby. They were third cousin once removed. He a great x 4 grandson of King Edward "Longshanks" I of England. She a great x 2 granddaughter of King Edward "Longshanks" I of England.

Before 12 Mar 1407 John "Old Talbot" Talbot 1st Earl of Shrewsbury (age 24) and Maud Neville 6th Baroness Furnivall (age 14) were married. He by marriage Baron Furnivall. They were third cousin once removed. He a great x 3 grandson of King Edward "Longshanks" I of England.

Around 1408 Robert Hungerford 2nd Baron Hungerford (age 8) and Margaret Botreaux 4th Baroness Botreaux Baroness Hungerford were married. They were third cousin once removed. She a great x 5 granddaughter of King Henry III of England.

On 09 Apr 1409 Philip Valois II Count Nevers (age 19) and Isabelle Coucy Countess Nevers (age 23) were married at Soissons. She by marriage Countess Nevers. She the daughter of Enguerrand de Coucy 1st Earl Bedford 1st Count Soissons and Isabelle of Lorraine. He the son of Philip "Bold" Valois II Duke Burgundy and Margaret Dampierre Duchess Burgundy. They were third cousin once removed. He a great x 3 grandson of King Edward "Longshanks" I of England.

Before 1427 John Fitzalan 14th Earl Arundel (age 18) and Constance Cornwall Countess of Arundel were married. There is some uncertainty as to whether they did marry; they were betrothed as children. She the daughter of John Cornwall 1st Baron Fanhope 1st Baron Milbroke (age 62) and Elizabeth Lancaster Duchess Exeter. He the son of John Fitzalan 13th Earl Arundel and Eleanor Berkeley Countess Arundel (age 44). They were third cousin once removed. He a great x 5 grandson of King Henry III of England. She a great granddaughter of King Edward III of England.

Before 30 Nov 1429 Lewis Clifford (age 23) and Anne Moleyns (age 21) were married. They were third cousin once removed. He a great x 4 grandson of King Henry III of England. She a great x 5 granddaughter of King Henry III of England.

In or before 1432 Edmund Beaufort 1st or 2nd Duke Somerset (age 26) and Eleanor Beauchamp Duchess Somerset (age 23) were married. She the daughter of Richard Beauchamp 13th Earl Warwick (age 49) and Elizabeth Berkeley Countess Warwick. He the son of John Beaufort 1st Marquess Somerset and Dorset and Margaret Holland Duchess Clarence (age 46). They were third cousin once removed. He a great grandson of King Edward III of England. She a great x 4 granddaughter of King Edward "Longshanks" I of England.

Before 1443 Richard Darcy (age 18) and Eleanor Scrope (age 18) were married. They were third cousin once removed. He a great x 3 grandson of King Edward III of England.

Around 1445 Archibald Douglas Earl Moray (age 19) and Elizabeth Dunbar 5th Countess Moray (age 20) were married. He by marriage Earl Moray. She the daughter of James Dunbar 4th Earl Moray. He the son of James "Gross" Douglas 7th Earl Douglas 1st Earl Avondale and Beatrix Sinclair Countess Douglas and Avondale (age 47). They were third cousin once removed.

In or before 1448 Henry Fitzhugh 5th Baron Fitzhugh (age 19) and Alice Neville Baroness Fitzhugh (age 17) were married. She by marriage Baroness Fitzhugh. She the daughter of Richard Neville Earl Salisbury (age 47) and Alice Montagu 5th Countess of Salisbury (age 40). They were third cousin once removed. She a great x 2 granddaughter of King Edward III of England.

In 1452 William Tyrrell (age 44) and Margaret Darcy (age 27) were married. They were third cousin once removed.

On 29 Aug 1454 Henry Grey 4th or 7th Baron Grey of Codnor (age 19) and Katherine Strangeways Baroness Grey Codnor were married. She by marriage Baroness Grey of Codnor. She the daughter of Thomas Strangeways and Katherine Neville Duchess Norfolk (age 54). They were third cousin once removed. She a great x 2 granddaughter of King Edward III of England.

On 07 Mar 1461 Gaston V Count Foix (age 18) and Magdalena Valois Countess Foix (age 17) were married. She by marriage Countess Foix. She the daughter of Charles "Victorious" VII King France (age 58) and Marie Valois Anjou Queen Consort France (age 56). He the son of Gaston IV Count Foix (age 38) and Eleanor Trastámara Queen Consort Navarre (age 35). They were third cousin once removed.

Before 20 Feb 1462 Aubrey de Vere (age 21) and Anne Stafford Baroness Cobham Sternborough (age 16) were married. She the daughter of Humphrey Stafford 1st Duke of Buckingham and Anne Neville Duchess Buckingham (age 54). He the son of John de Vere 12th Earl of Oxford (age 53) and Elizabeth Howard Countess of Oxford (age 52). They were third cousin once removed. She a great x 2 granddaughter of King Edward III of England.

Before 02 May 1462 John Bourchier 6th Baron Ferrers of Groby (age 24) and Elizabeth Ferrers 6th Baroness Ferrers Groby (age 43) were married. He by marriage Baron Ferrers of Groby. He the son of Henry Bourchier 2nd Count Eu 1st Earl Essex (age 58) and Isabel York Countess Eu and Essex (age 53). They were third cousin once removed. He a great x 2 grandson of King Edward III of England. She a great x 4 granddaughter of King Edward "Longshanks" I of England.

After 29 Aug 1464 Peter Luxemburg II Count Saint Pol and Soissons (age 24) and Margaret Savoy Countess Saint Pol (age 25) were married. She the daughter of Louis Savoy I Count Savoy (age 51) and Anne Cyprus Countess Savoy. He the son of Louis Luxemburg I Count Saint Pol (age 46) and Jeanne of Bar Countess Soissons. They were third cousin once removed. He a great x 3 grandson of King Edward III of England. She a great x 5 granddaughter of King Edward "Longshanks" I of England.

On 19 Jan 1465 William VIII Marquis of Montferrat (age 44) and Marie Foix Marquis Montferrat (age 13) were married. She by marriage Marchioness Montferrat. The difference in their ages was 31 years. She the daughter of Gaston IV Count Foix (age 42) and Eleanor Trastámara Queen Consort Navarre (age 38). They were third cousin once removed.

In or before 1475 Edward Courtenay 1st Earl Devon (age 16) and Elizabeth Courtenay were married. They were third cousin once removed. He a great x 4 grandson of King Edward "Longshanks" I of England. She a great x 5 granddaughter of King Edward "Longshanks" I of England.

In or before 1476 William Lovell Baron Marshal, Baron Morley (age 49) and Alianore Morley 8th Baroness Marshal 7th Baroness Morley (age 33) were married. He by marriage Baron Marshal, Baron Morley. They were third cousin once removed. She a great x 5 granddaughter of King Henry III of England.

On 08 Sep 1476 Jean Foix Count Étampes (age 30) and Marie Valois Viscountess Narbonne (age 18) were married. She the daughter of Charles Valois Duke Orléans and Mary La Marck Duchess Orléans. He the son of Gaston IV Count Foix and Eleanor Trastámara Queen Consort Navarre (age 50). They were third cousin once removed.

In or before 1480 François Valois II Duke Longueville (age 2) and Agnes Savoy Duchess Longueville (age 34) were married. The difference in their ages was 32 years; she, unusually, being older than him. She the daughter of Louis Savoy I Count Savoy and Anne Cyprus Countess Savoy. He the son of François Valois Duke Longueville (age 32) and Agnès de Savoy Duchess Longueville. They were third cousin once removed. She a great x 5 granddaughter of King Edward "Longshanks" I of England.

Before 1481 Edward Grey 1st Viscount Lisle (age 49) and Elizabeth Talbot Viscountess Lisle were married. He by marriage Baron Lisle. They were third cousin once removed. He a great x 5 grandson of King Edward "Longshanks" I of England. She a great x 5 granddaughter of King Edward "Longshanks" I of England.

Before 06 Jan 1485 Ralph Harbottle (age 21) and Margaret Percy (age 23) were married. They were third cousin once removed. She a great x 3 granddaughter of King Edward III of England.

Before 14 Oct 1485 William Hay 3rd Earl Erroll (age 36) and Isabel Gordon Countess Erroll were married. She by marriage Countess Erroll. She the daughter of George Gordon 2nd Earl Huntley (age 30) and Anabella Stewart (age 49). He the son of William Hay 1st Earl Erroll and Beatrice Douglas Countess Erroll. They were third cousin once removed. She a great x 3 granddaughter of King Edward III of England.

Around 1487 Thomas Burgh and Elizabeth Percy were married. They were third cousin once removed. He a great x 4 grandson of King Henry III of England. She a great x 5 granddaughter of King Henry III of England.

Before 1488 John Mainwaring of Over Peover (age 18) and Katherine Honford (age 16) were married. They were third cousin once removed.

On 16 Feb 1488 Charles Valois Orléans Count Angoulême (age 29) and Louise of Savoy Countess Angoulême (age 11) were married. She by marriage Countess Angoulême. She the daughter of Philip "Landless" Savoy II Duke Savoy (age 50) and Margaret Bourbon. They were third cousin once removed.

In or before 1490 George Tailboys 9th Baron Kyme (age 23) and Elizabeth Gascoigne Baroness Kyme (age 18) were married. She by marriage Baroness Kyme. They were third cousin once removed. She a great x 4 granddaughter of King Edward III of England.

Before 1502 Henry Percy 5th Earl of Northumberland (age 23) and Katherine Spencer Countess Northumberland (age 24) were married. She by marriage Countess of Northumberland. She the daughter of Robert Spencer of Spencer Combe (age 66) and Eleanor Beaufort Countess Ormonde. He the son of Henry Percy 4th Earl of Northumberland and Maud Herbert Countess Northumberland. They were third cousin once removed. He a great x 4 grandson of King Edward III of England. She a great x 3 granddaughter of King Edward III of England.

In or before 1502 Alexander Radclyffe of Ordsall (age 29) and Alice Booth (age 24) were married. They were third cousin once removed.

Before 1506 John de Vere 13th Earl of Oxford (age 63) and Margaret Neville Countess of Oxford (age 61) were married. She by marriage Countess of Oxford. She the daughter of Richard Neville Earl Salisbury and Alice Montagu 5th Countess of Salisbury. He the son of John de Vere 12th Earl of Oxford and Elizabeth Howard Countess of Oxford. They were third cousin once removed. She a great x 2 granddaughter of King Edward III of England.

In or before 1513 Robert Ogle 4th Baron Ogle (age 23) and Anne Lumley Baroness Ogle were married. She by marriage Baroness Ogle. They were third cousin once removed. He a great x 5 grandson of King Edward III of England. She a granddaughter of King Edward IV of England.

In Nov 1513 William Fitzwilliam 1st Earl of Southampton (age 23) and Mabel Clifford Countess Southampton (age 31) were married. They were third cousin once removed. He a great x 4 grandson of King Edward III of England. She a great x 5 granddaughter of King Edward "Longshanks" I of England.

In 1515 Charles Somerset 1st Earl of Worcester (age 55) and Eleanor Dudley Countess Somerset (age 28) were married. She by marriage Countess Worcester. The difference in their ages was 27 years. He the illegitmate son of Henry Beaufort 2nd or 3rd Duke Somerset and Joan Hill. They were third cousin once removed. He a great x 3 grandson of King Edward III of England.

On 16 Feb 1519 Henry Stafford 1st Baron Stafford (age 17) and Ursula Pole (age 15) were married. He the son of Edward Stafford 3rd Duke of Buckingham (age 41) and Eleanor Percy Duchess Buckingham. They were third cousin once removed. He a great x 5 grandson of King Edward III of England. She a great x 4 granddaughter of King Edward III of England.

Around 1520 Robert Constable (age 26) and Katherine Manners (age 10) were married. They were third cousin once removed. He a great x 5 grandson of King Edward III of England. She a great x 4 granddaughter of King Edward III of England.

Before 1522 John Plunkett 4th Baron Killeen (age 12) and Margaret Preston Baroness Killeen were married. She by marriage Baroness Killeen. They were third cousin once removed.

Before 1524 Henry Norreys (age 42) and Mary Fiennes (age 28) were married. They were third cousin once removed. 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 Jan 1524 Henry Percy 6th Earl of Northumberland (age 22) and Mary Talbot Countess Northumberland were married. She the daughter of George Talbot 4th Earl of Shrewsbury (age 56) and Anne Hastings Countess Shrewsbury and Waterford. He the son of Henry Percy 5th Earl of Northumberland (age 45) and Katherine Spencer Countess Northumberland (age 47). They were third cousin once removed. 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 1526 King Henry II of Navarre (age 22) and Marguerite Valois Orléans Queen Consort Navarre (age 33) were married. She by marriage Queen Consort Navarre. She the daughter of Charles Valois Orléans Count Angoulême and Louise of Savoy Countess Angoulême (age 49). He the son of Jean III King Navarre and Catherine Grailly I Queen Navarre. They were third cousin once removed.

Before 1527 Thomas Stanley 2nd Baron Monteagle (age 19) and Mary Brandon Baroness Monteagle (age 16) were married. She by marriage Baroness Monteagle. She the daughter of Charles Brandon 1st Duke of Suffolk (age 42) and Anne Browne. They were third cousin once removed. He a great x 4 grandson of King Edward III of England.

After 1527 Thomas Dacre 4th Baron Dacre Gilsland 8th Baron Greystoke and Elizabeth Neville were married. She the daughter of Ralph Neville 4th Earl of Westmoreland (age 28) and Katherine Stafford Countess of Westmoreland (age 28). They were third cousin once removed. He a great x 5 grandson of King Edward III of England.

On 09 Feb 1527 William Parr 1st Marquess Northampton (age 15) and Anne Bourchier 7th Baroness Bourchier (age 10) were married. They lived apart for the first twelve years of their marriage. She the daughter of Henry Bourchier 2nd Earl Essex 3rd Count Eu and Mary Saye Countess Essex and Eu (age 53). They were third cousin once removed. He a great x 5 grandson of King Edward III of England. She a great x 4 granddaughter of King Edward III of England.

Before 1528 Anthony Wingfield (age 41) and Elizabeth Vere were married. They were third cousin once removed.

On 20 Jun 1528 John Neville 3rd Baron Latimer (age 34) and Elizabeth Musgrave Baroness Latimer Snape (age 30) were married. They were third cousin once removed. He a great x 4 grandson of King Edward III of England.

Around Jul 1534 John Neville 3rd Baron Latimer (age 40) and Catherine Parr Queen Consort England (age 21) were married. She by marriage Baroness Latimer of Snape. They were third cousin once removed. 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 1535 William Grey 13th Baron Grey of Wilton (age 26) and Mary Somerset Baroness Grey Wilton (age 38) were married. She by marriage Baroness Grey of Wilton. She the daughter of Charles Somerset 1st Earl of Worcester and Elizabeth West. They were third cousin once removed. He a great x 5 grandson of King Edward III of England. She a great x 4 granddaughter of King Edward III of England.

Before Dec 1536 John Bulmer and Margaret Stafford (age 25) were married. The date and circumstances of their marriage somewhat confusing - see Hall's Chronicle and Chronicle of Greyfriars. She the daughter of Edward Stafford 3rd Duke of Buckingham and Eleanor Percy Duchess Buckingham. They were third cousin once removed. He a great x 4 grandson of King Edward III of England. She a great x 5 granddaughter of King Edward III of England.

Before 1537 John Lumley 4th Baron Lumley (age 45) and Joan Scrope Baroness Lumley were married. She by marriage Baroness Lumley. They were third cousin once removed. He a great grandson of King Edward IV of England. She a great x 5 granddaughter of King Edward III of England.

On 01 Jan 1537 King James V of Scotland (age 24) and Madeleine Valois (age 16) were married at Notre Dame de Paris Cathedral [Map]. She the daughter of King Francis I of France (age 42) and Claude Valois Orléans Queen Consort France. He the son of King James IV of Scotland and Margaret Tudor Queen Scotland (age 47). They were third cousin once removed. He a grandson of King Henry VII of England and Ireland.

Before 28 Oct 1539 John Conyers 3rd Baron Conyers (age 15) and Maud Clifford Baroness Conyers (age 16) were married. She by marriage Baroness Conyers. She the daughter of Henry Clifford 1st Earl of Cumberland (age 46) and Margaret Percy Baroness Clifford (age 39). They were third cousin once removed. 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 1541 Christopher Wyvill (age 23) and Margaret Scrope (age 20) were married. They were third cousin once removed. She a great x 5 granddaughter of King Edward III of England.

On 17 Apr 1543 William Parr 1st Marquess Northampton (age 31) and Anne Bourchier 7th Baroness Bourchier (age 26) were divorced by an Act of Parliament and their children declared illegitimate.

On 06 Jul 1544 Matthew Stewart 4th Earl Lennox (age 27) and Margaret Douglas Countess Lennox (age 28) were married. She by marriage Countess Lennox. She the daughter of Archibald Douglas 6th Earl Angus (age 55) and Margaret Tudor Queen Scotland. He the son of John Stewart 3rd Earl Lennox and Isabel or Elizabeth Stewart Countess Lennox (age 49). They were third cousin once removed. He a great x 4 grandson of King Edward III of England. She a granddaughter of King Henry VII of England and Ireland.

In or before 1545 Clement Throckmorton (age 33) and Katherine Neville (age 22) were married. They were third cousin once removed. He a great x 5 grandson of King Edward III of England. She a great x 4 granddaughter of King Edward III of England.

In 1545 William Stafford (age 37) and Dorothy Stafford (age 18) were married. They were third cousin once removed. She a great x 5 granddaughter of King Edward III of England.

Around 1545 Edmund Trafford (age 18) and Mary Howard (age 26) were married. They were third cousin once removed.

On 09 Feb 1546 Thomas Wentworth 2nd Baron Wentworth (age 21) and Mary Wentworth Baroness Wentworth (age 21) were married. They were third cousin once removed.

After 1547 Henry Clifford 2nd Earl of Cumberland (age 30) and Anne Dacre Countess Cumberland (age 26) were married. She by marriage Countess of Cumberland. He the son of Henry Clifford 1st Earl of Cumberland and Margaret Percy Baroness Clifford. They were third cousin once removed. He a great x 5 grandson of King Edward III of England. She a great x 5 granddaughter of King Edward III of England.

On 29 Apr 1548 Francis II Duke Guise (age 29) and Anna d'Este (age 16) were married in Saint-Germain-en-Laye. They had seven children. He the son of Claude Lorraine 1st Duke Guise (age 51) and Antoinette Bourbon Duchess of Guise (age 55). They were third cousin once removed.

On 07 Oct 1548 Augustus Wettin Elector of Saxony (age 22) and Anna Oldenburg (age 15) were married at Torgau. She the daughter of Christian III King Denmark (age 45) and Dorothea of Saxe Lauenburg Queen Consort Denmark and Norway (age 37). They were third cousin once removed.

On 01 May 1549 Nicholas of Lorraine Duke of Mercœur (age 24) and Marguerite Egmont (age 32) were married in Brussels [Map]. He the son of Antoine Lorraine II Duke Lorraine. They were third cousin once removed.

Around 1552 John Lumley 1st Baron Lumley (age 19) and Jane Fitzalan Baroness Lumley (age 15) were married. She by marriage Baroness Lumley. She the daughter of Henry Fitzalan 19th Earl Arundel (age 39) and Katherine Grey. They were third cousin once removed. He a great x 3 grandson of King Edward IV of England.

Before 22 Jul 1552 Anthony Browne 1st Viscount Montagu (age 23) and Jane Radclyffe were married. She the daughter of Robert Radclyffe 1st Earl of Sussex and Margaret Stanley Countess Sussex. They were third cousin once removed. He a great x 5 grandson of King Edward III of England.

Before 22 Aug 1553 Henry Dudley (age 22) and Margaret Audley Duchess Norfolk (age 13) were married. He the son of John Dudley 1st Duke Northumberland (age 49) and Jane Guildford Duchess Northumberland (age 44). They were third cousin once removed.

On 13 Nov 1553 Thomas Venables (age 9) and Elizabeth Brereton (age 13) were married. They were third cousin once removed.

In or before 1554 Henry Neville 6th and 4th Baron Bergavenny (age 24) and Frances Manners Baroness Bergavenny (age 23) were married. She by marriage Baroness Bergavenny. She the daughter of Thomas Manners 1st Earl of Rutland and Eleanor Paston Countess Rutland. They were third cousin once removed. 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 1556 Thomas Wentworth 2nd Baron Wentworth (age 31) and Anne Wentworth Baroness Wentworth were married. She by marriage Baroness Wentworth. They were third cousin once removed.

Before 1558 William Eure 2nd Baron Eure (age 28) and Margaret Dymoke were married. They were third cousin once removed.

On 01 May 1561 Thomas Darcy (age 19) and Elizabeth Conyers (age 16) were married. They were third cousin once removed.

In Jan 1562 Henry Percy 8th Earl of Northumberland (age 30) and Katherine Neville Countess Northumberland (age 17) were married. She by marriage Countess of Northumberland. They were third cousin once removed. He a great x 5 grandson of King Edward III of England.

In or before 1563 Thomas Stanley and Margaret Vernon (age 22) were married. He the son of Edward Stanley 3rd Earl of Derby (age 53) and Dorothy Howard Countess Derby (age 51). They were third cousin once removed.

Before 17 Dec 1563 John Lindsay 5th Lord Lindsay of the Byres (age 81) and Helen Stewart were married. She the daughter of John Stewart 2nd Earl Atholl and Janet Campbell Countess Atholl. They were third cousin once removed. She a great x 4 granddaughter of King Edward III of England.

In or before 1566 Maurice Roche 6th Viscount Fermoy and Eleanor Fitzgerald were married. They were third cousin once removed.

On 29 Apr 1566 Jacques of Savoy 2nd Duke of Nemours (age 34) and Anna d'Este (age 34) were married. They were third cousin once removed.

In or before 1572 Edward Stafford 3rd Baron Stafford (age 36) and Mary Stanley Baroness Stafford were married. She by marriage Baroness Stafford. She the daughter of Edward Stanley 3rd Earl of Derby (age 62) and Dorothy Howard Countess Derby (age 60). They were third cousin once removed. He a great x 5 grandson of King Edward III of England.

Before 1574 Henry Compton 1st Baron Compton (age 29) and Frances Hastings Baroness Compton (age 40) were married. She by marriage Baroness Compton of Compton in Warwickshire. She the daughter of Francis Hastings 2nd Earl Huntingdon and Catherine Pole Countess Huntingdon (age 62). He the son of Peter Compton and Anne Talbot Countess Pembroke (age 50). They were third cousin once removed. He a great x 5 grandson of King Edward III of England.

After 16 Jun 1574 Claud Hamilton 1st Lord Paisley (age 28) and Margaret Seton Lady Paisley (age 17) were married. He the son of James Hamilton 2nd Earl Arran (age 58) and Margaret Douglas Duchess Châtellerault. They were third cousin once removed.

Before 1575 Henry or Edward Parker 13th Baron Marshal 12th Baron Morley (age 25) and Elizabeth Stanley Baroness Marshal Morley (age 16) were married. They were third cousin once removed.

On 12 Jul 1579 Philippe Emmanuel Duke of Mercœur (age 20) and Marie de Luxembourg (age 17) were married. They were third cousin once removed.

On 21 Jul 1581 George Gordon 1st Marquess Huntly (age 19) and Henrietta Stewart Marchioness Huntly (age 8) were married. She by marriage Countess Huntley. She the daughter of Esme Stewart 1st Duke Lennox (age 39) and Catherine Balsac Duchess Lennox. He the son of George Gordon 5th Earl Huntley and Anne Hamilton Countess Huntley. They were third cousin once removed.

In or before 1583 William Roper (age 26) and Catherine Browne (age 25) were married. They were third cousin once removed.

In 1584 Arthur Gorges (age 15) and Douglas Howard were married. They were third cousin once removed.

Before 29 Mar 1584 Thomas Fairfax 1st Lord Fairfax of Cameron (age 24) and Ellen Aske (age 20) were married. They were third cousin once removed.

In 1589 Francis Fortescue (age 26) and Grace Manners were married. They were third cousin once removed.

On 23 Nov 1589 King James I of England and Ireland and VI of Scotland (age 23) and Anne of Denmark Queen Consort Scotland England and Ireland (age 14) were married at Bishop's Palace. She by marriage Queen Consort Scotland. She the daughter of Frederick II King Denmark and Sophie Mecklenburg-Schwerin Queen Consort Denmark (age 32). He the son of Henry "Lord Darnley" Stewart and Mary Queen of Scots. They were third cousin once removed. He a great x 2 grandson of King Henry VII of England and Ireland.

After 1591 William Cecil 2nd Earl Exeter (age 25) and Elizabeth Drury Countess Exeter (age 12) were married. He the son of Thomas Cecil 1st Earl Exeter (age 48) and Dorothy Neville Countess Exeter (age 43). They were third cousin once removed.

In Dec 1592 John Erskine 19th Earl Mar (age 30) and Mary Stewart Countess Mar (age 10) were married. She by marriage Countess Mar. The difference in their ages was 20 years. She the daughter of Esme Stewart 1st Duke Lennox and Catherine Balsac Duchess Lennox. He the son of John Erskine 18th Earl Mar. They were third cousin once removed.

Before 10 Aug 1593 John Wentworth (age 29) and Cicely Unton (age 32) were married. They were third cousin once removed.

In 1594 Henry "Wizard Earl" Percy 9th Earl of Northumberland (age 29) and Dorothy Devereux Countess Northumberland (age 30) were married. She the daughter of Walter Devereux 1st Earl Essex and Lettice Knollys Countess Essex (age 50). He the son of Henry Percy 8th Earl of Northumberland and Katherine Neville Countess Northumberland (age 49). They were third cousin once removed.

Before 1601 Thomas Berkeley (age 25) and Elizabeth Carey (age 24) were married. They were third cousin once removed.

On 23 Dec 1605 William Knollys 1st Earl Banbury (age 61) and Elizabeth Howard Countess Banbury (age 22) were married. She by marriage Baroness Knollys. The difference in their ages was 39 years. She the daughter of Thomas Howard 1st Earl Suffolk (age 44) and Catherine Knyvet Countess Suffolk (age 41). They were third cousin once removed.

On 11 May 1607 Thomas Arundell 2nd Baron Arundel (age 21) and Blanche Somerset Baroness Arundel (age 24) were married. She by marriage Baroness Arundel of Wardour in Wiltshire. She the daughter of Edward Somerset 4th Earl of Worcester (age 57) and Elizabeth Hastings Countess of Worcester (age 61). They were third cousin once removed.

Before 1608 Henry Carey 1st Earl Dover (age 28) and Judith Pelham Countess Dover (age 17) were married. They were third cousin once removed.

In 1609 William Kettler Duke Courland (age 34) and Sophie Hohenzollern (age 26) were married. She the daughter of Albert Frederick Hohenzollern Duke Prussia (age 55). They were third cousin once removed.

On 22 Jun 1610 William Seymour 2nd Duke Somerset (age 22) and Arabella Stewart (age 35) were married in secret at Palace of Placentia, Greenwich [Map]. For having married without permission King James I of England and Ireland and VI of Scotland (age 44) had Arabella Stewart (age 35) imprisoned in Sir Thomas Perry's House Lambeth, Surrey and he in the Tower of London [Map]. She the daughter of Charles Stewart 5th Earl Lennox and Elizabeth Cavendish Countess Lennox. They were third cousin once removed. He a great x 3 grandson of King Henry VII of England and Ireland. She a great x 2 granddaughter of King Henry VII of England and Ireland.

Before 23 Jul 1611 Ferdinando Dudley (age 23) and Honora Seymour (age 18) were married. They were third cousin once removed. She a great x 3 granddaughter of King Henry VII of England and Ireland.

In Feb 1618 Edward Cecil 1st Viscount Wimbledon (age 45) and Diana Drury Viscountess Wimbledon were married. He the son of Thomas Cecil 1st Earl Exeter (age 75) and Dorothy Neville Countess Exeter. They were third cousin once removed.

Around 1622 Peter Venables Baron Kinderton (age 17) and Mary Wilbraham (age 17) were married. They were third cousin once removed.

In 1626 Gaston Bourbon (age 17) and Marie Bourbon Duchess Montpensier (age 20) were married. He the son of Henry IV King France and Marie de Medici Queen Consort France (age 50). They were third cousin once removed.

In 1631 Henry Slingsby 1st Baronet (age 28) and Barbara Belasyse (age 21) were married. They were third cousin once removed.

In 1632 Gaston Bourbon (age 23) and Marguerite Lorraine Duchess Montpensier (age 16) were married. She the daughter of Francis Lorraine II Duke Lorraine (age 59). He the son of Henry IV King France and Marie de Medici Queen Consort France (age 56). They were third cousin once removed.

In 1635 Duke Adolphus Frederick I of Mecklenburg-Schwerin (age 46) and Maria Katharina (age 18) were married. The difference in their ages was 27 years. They were third cousin once removed.

On 26 Mar 1635 James Douglas 2nd Earl Queensberry (age 13) and Margaret Stewart Countess Queensberry were married. She the daughter of John Stewart 1st Earl Traquair (age 35) and Catherine Carnegie Countess Traquair (age 35). He the son of William Douglas 1st Earl Queensberry (age 53) and Isabel Kerr Countess Queensberry. They were third cousin once removed.

On 10 Apr 1637 Charles Howard 2nd Earl Berkshire (age 22) and Dorothy Savage Countess Berkshire were married. She the daughter of Thomas Savage 1st Viscount Savage and Elizabeth Darcy 1st Countess Rivers (age 56). He the son of Thomas Howard 1st Earl Berkshire (age 49) and Elizabeth Cecil Countess Berkshire (age 41). They were third cousin once removed.

In 1642 Henri Valois II Duke Longueville (age 46) and Anne Geneviève Bourbon Condé Duchess Longueville (age 23) were married. She by marriage Duchess Longueville. The difference in their ages was 23 years. He the son of Henri Valois I Duke Longueville and Catherine Gonzaga Duchess Longueville. They were third cousin once removed.

Around 1642 John Campbell (age 62) and Jean Campbell were married. They were third cousin once removed.

In or before 1644 Edward Berkeley and Philippa Speke were married. They were third cousin once removed.

On 23 Nov 1647 Augustus Duke of Saxe Weissenfels (age 33) and Anna Maria of Mecklenburg-Schwerin (age 20) were married. He the son of John George Wettin Elector Saxony (age 62). They were third cousin once removed.

In or before 1650 James Darcy (age 32) and Isabel Wyvill (age 24) were married. They had three sons and four daughters. They were third cousin once removed.

In Jul 1654 William Herbert 1st Marquess Powis (age 28) and Elizabeth Somerset Marchioness Powis (age 19) were married. She the daughter of Edward Somerset 2nd Marquess Worcester (age 52) and Elizabeth Dormer. They were third cousin once removed.

On 11 Dec 1654 Henry Tichborne 3rd Baronet (age 30) and Mary Adundell Lady Tichborne (age 27) were married. They were third cousin once removed.

Before Feb 1655 George Brydges 6th Baron Chandos (age 34) and Jane Savage Baroness Chandos (age 29) were married. She by marriage Baroness Chandos of Sudeley. She the daughter of John Savage 2nd Earl Rivers and Catherine Parker. He the son of Grey Brydges 5th Baron Chandos and Anne Stanley Countess Castlehaven. They were third cousin once removed. He a great x 4 grandson of King Henry VII of England and Ireland.

Before 24 Jul 1660 Francis Talbot 11th Earl of Shrewsbury (age 37) and Anna Maria Brudenell Countess Shrewsbury and Waterford (age 18) were married. She by marriage Countess of Shrewsbury Countess Waterford. She the daughter of Robert Brudenell 2nd Earl Cardigan (age 53) and Anna Savage Countess Cardigan. He the son of John Talbot 10th Earl of Shrewsbury and Mary Fortescue Countess Shrewsbury and Waterford. They were third cousin once removed.

Around 1661 Edward Noel 1st Earl Gainsborough (age 20) and Elizabeth Wriothesley Countess Gainsborough (age 15) were married. She the daughter of Thomas Wriothesley 4th Earl of Southampton 2nd Earl Chichester (age 53) and Elizabeth Leigh Countess Southampton. They were third cousin once removed.

Before 1662 William Alington 1st and 3rd Baron Alington (age 22) and Catherine Stanhope Baroness Alington were married. She by marriage Baroness Alington of Killard. She the daughter of Henry Stanhope and Katherine Wotton Countess Chesterfield (age 52). They were third cousin once removed.

In 1662 Thomas Culpepper (age 24) and Frances Freschville (age 24) were married. They were third cousin once removed.

In or before 1664 George Delaval of North Dissington (age 47) and Margaret Grey (age 43) were married. They were third cousin once removed.

Before 1665 Francis Englefield 3rd Baronet and Honora O'Brien were married. This may be an error; she may have been married to Thomas Englefield 4th Baronet (age 62). She the daughter of Henry O'Brien 5th Earl Thomond and Mary Brereton Countess Thomond. They were third cousin once removed.

After Jul 1665 Philip Stanhope 2nd Earl Chesterfield (age 31) and Elizabeth Dormer Countess Chesterfield (age 12) were married. She by marriage Countess Chesterfield. She the daughter of Charles Dormer 2nd Earl Carnarvon (age 32) and Elizabeth Capell Countess Carnarvon (age 32). He the son of Henry Stanhope and Katherine Wotton Countess Chesterfield (age 56). They were third cousin once removed.

On 09 Oct 1666 John George Wettin III Elector Saxony (age 19) and Anna Sophie Oldenburg (age 19) were married. She the daughter of Frederick III King Denmark (age 57) and Sophie Amalie Hanover Queen Consort Denmark (age 38). He the son of John George Wettin Elector Saxony (age 53). They were third cousin once removed.

On 15 May 1667 Louis Guise Duke Guise (age 16) and Élisabeth Marguerite d'Orléans (age 20) were married. They were third cousin once removed.

In or before 1668 John Paulett 3rd Baron Paulett (age 27) and Susan Herbert Baroness Poulett (age 17) were married. She by marriage Baroness Poulett. She the daughter of Philip Herbert 5th Earl Pembroke 2nd Earl Montgomery (age 46) and Catherine Villiers Countess Pembroke and Montgomery (age 46). They were third cousin once removed.

In 1668 Edward Howard 2nd Earl Carlisle (age 21) and Elizabeth Uvedale Countess Carlisle were married. He the son of Charles Howard 1st Earl Carlisle (age 39) and Anne Howard Countess Carlisle. They were third cousin once removed.

On 10 Nov 1671 John Manners 1st Duke Rutland (age 33) and Diana Bruce were married. She the daughter of Robert Bruce 2nd Earl Elgin 1st Earl Ailesbury (age 45) and Diana Grey Countess Elgin and Ailesbury (age 41). He the son of John Manners 8th Earl of Rutland (age 67) and Frances Montagu Countess Rutland. They were third cousin once removed.

In 1673 Ralph Montagu 1st Duke Montagu (age 34) and Elizabeth Wriothesley Countess Northumberland (age 27) were married. She the wealthy daughter of Thomas Wriothesley 4th Earl of Southampton 2nd Earl Chichester who had died six years previously. She the daughter of Thomas Wriothesley 4th Earl of Southampton 2nd Earl Chichester and Elizabeth Leigh Countess Southampton. They were third cousin once removed.

On 01 Jul 1674 James Herbert (age 14) and Catherine Osborne (age 21) were married. She the daughter of Thomas Osborne 1st Duke Leeds (age 42) and Bridget Bertie Duchess Leeds (age 45). They were third cousin once removed.

On 14 Dec 1676 Leopold Habsburg Spain I Holy Roman Emperor (age 36) and Eleonore Magdalene of Neuburg (age 21) were married. He the son of Ferdinand King Bohemia III Holy Roman Emperor and Maria Anna of Spain Holy Roman Empress. They were third cousin once removed.

Before 01 Sep 1678 Henry O'Brien (age 36) and Katherine Stewart (age 38) were married. He the son of Henry O'Brien 7th Earl Thomond (age 58) and Anne O'Brien Countess Thomond. They were third cousin once removed.

After 03 Sep 1678 Digby Gerard 5th Baron Gerard (age 16) and Elizabeth Gerard Baroness Gerard (age 19) were married. She by marriage Baroness Gerard of Gerard's Bromley. She the daughter of Charles Gerard 1st Earl Macclesfield (age 60) and Jeanne de Civelle Countess Macclesfield. They were third cousin once removed.

Before 02 Mar 1684 Christopher Wandesford 1st Viscount Castlecomer (age 27) and Elizabeth Montagu were married. They were third cousin once removed.

In Aug 1689 Charles "Bewitched" II King Spain (age 27) and Maria Anna Neuburg Queen Consort Spain (age 21) were married. She by marriage Queen Consort Spain. He the son of Philip IV King Spain and Mariana of Austria Queen Consort Spain (age 54). They were third cousin once removed.

Before 06 Oct 1692 Captain Philip Lawson and Anna Maria Knollys (age 36) were married. She the daughter of Nicholas Knollys 3rd Earl Banbury and Anne or Abigail Sherard. They were third cousin once removed.

Around 1695 William Herbert 2nd Marquess Powis (age 35) and Mary Preston Marchioness Powis were married. He the son of William Herbert 1st Marquess Powis (age 69) and Elizabeth Somerset Marchioness Powis. They were third cousin once removed.

On 03 Aug 1696 Henry Cavendish (age 23) and Rhoda Cartright were married. He the son of William Cavendish 1st Duke Devonshire (age 56) and Mary Butler Duchess Devonshire (age 50). They were third cousin once removed.

On 13 Aug 1697 David Wemyss 4th Earl Wemyss (age 19) and Anne Douglas were married. She the daughter of William Douglas 1st Duke Queensberry and Isabel Douglas Countess Queensberry. He the son of James Wemyss 1st Lord Burntisland and Margaret Wemyss Countess Cromartie 3rd Countess Wemyss (age 38). They were third cousin once removed.

In 1698 Robert Rich 3rd Baronet (age 25) and Mary Walter (age 25) were married at Church of St Antholin, Budge Row. They were third cousin once removed.

In May 1699 John Holland 2nd Baronet (age 30) and Rebecca Paston Lady Holland (age 18) were married. She the daughter of William Paston 2nd Earl of Yarmouth (age 45) and Charlotte Jemima Henrietta Maria Fitzroy Countess Yarmouth. They were third cousin once removed. She a granddaughter of King Charles II of England Scotland and Ireland.

On 20 Jun 1699 Reginald Graham 2nd Baronet (age 28) and Hester Bellingham Lady Graham (age 26) were married at Holy Trinity Church, Goodramgate, York. They were third cousin once removed.

On 05 Jul 1715 Algernon Seymour 7th Duke Somerset (age 30) and Frances Thynne Duchess Somerset (age 16) were married. He the son of Charles Seymour 6th Duke Somerset (age 52) and Elizabeth Percy Duchess Somerset (age 48). They were third cousin once removed.

In 1717 Henry Howard 4th Earl Carlisle (age 22) and Frances Spencer Countess Carlisle (age 21) were married. She the daughter of Charles Spencer 3rd Earl of Sunderland (age 41) and Arabella Cavendish. He the son of Charles Howard 3rd Earl Carlisle (age 48) and Anne Capell Countess Carlisle (age 43). They were third cousin once removed.

In Mar 1718 Henry Roper 8th Baron Teynham (age 42) and Anne Lennard 16th Baroness Dacre Gilsland Baroness Teynham (age 33) were married. She by marriage Baroness Teynham of Teynham in Kent. She the daughter of Thomas Lennard 1st Earl of Sussex and Anne Fitzroy Countess Sussex (age 57). They were third cousin once removed. She a granddaughter of King Charles II of England Scotland and Ireland.

Before 1720 Colin Lindsay 3rd Earl Balcarres (age 67) and Margaret Campbell Countess Balcarres were married. She by marriage Countess Balcarres. She the daughter of James Campbell 2nd Earl Loudon and Margaret Montgomerie. He the son of Andrew Lindsay 1st Earl Balcarres. They were third cousin once removed.

On 04 Jun 1724 Charles Radclyffe Earl Newburgh (age 30) and Charlotte Livingstone 3rd Countess Newburgh (age 30) were married. He by marriage Earl of Newburgh. She the daughter of Charles Livingston 2nd Earl of Newburgh and Frances Brudenell Countess Newburgh. He the son of Edward Radclyffe 2nd Earl Derwentwater and Mary Tudor Countess Derwentwater (age 50). They were third cousin once removed. He a grandson of King Charles II of England Scotland and Ireland.

In Dec 1731 Nassau Powlett (age 33) and Isabella Tufton were married. She the daughter of Thomas Tufton 6th Earl of Thanet and Catherine Cavendish Countess Isle Thanet. He the son of Charles Paulet 2nd Duke Bolton and Henrietta Scott aka Crofts. They were third cousin once removed. He a great grandson of King Charles II of England Scotland and Ireland.

On 02 May 1732 Robert Petre 8th Baron Petre (age 18) and Mary Radclyffe (age 18) were married in St Paul's Cathedral [Map]. She the daughter of James Radclyffe 3rd Earl Derwentwater and Anna Maria Webb Countess Derwentwater. They were third cousin once removed. She a great granddaughter of King Charles II of England Scotland and Ireland.

On 11 Dec 1743 Frederick V King Denmark and Norway (age 20) and Louise Hanover Queen Consort Denmark and Norway (age 18) were married. She by marriage Queen Consort Denmark and Norway. She the daughter of King George II of Great Britain and Ireland (age 60) and Caroline Hohenzollern Queen Consort England. He the son of Christian VI King Denmark and Norway (age 44). They were third cousin once removed.

On 31 Dec 1743 Charles Hervey (age 40) and Martha Maria Howard (age 38) were married. There was no issue from the marriage. He the son of John Hervey 1st Earl Bristol (age 78) and Elizabeth Felton Countess Bristol. They were third cousin once removed.

On 13 Sep 1759 Charles Compton 7th Earl of Northampton (age 22) and Anne Somerset Countess Northampton (age 18) were married. She the daughter of Charles Noel Somerset 4th Duke Beaufort and Elizabeth Berekeley Duchess Beaufort (age 46). They were third cousin once removed.

On 19 Jul 1774 John Parnell 2nd Baronet (age 29) and Laetitia Charlotte Brooke were married. They were third cousin once removed.

On 04 Dec 1778 George Brodrick 4th Viscount Midleton (age 24) and Anne Pelham were married. She by marriage Viscountess Midleton of Midleton in Cork. She the daughter of Thomas Pelham 1st Earl Chichester (age 50) and Anne Frankland Countess Chichester (age 43). They were third cousin once removed.

In 1785 James Long aka Tylney-Long 7th Baronet (age 49) and Catherine Sydney Windsor (age 30) were married. She the daughter of Other Lewis Windsor 4th Earl Plymouth and Catherine Archer Countess Plymouth (age 48). They were third cousin once removed.

On 14 Feb 1786 Robert Edward Petre 10th Baron Petre (age 22) and Mary Bridget Howard Baroness Petre (age 18) were married. They were third cousin once removed. He a great x 3 grandson of King Charles II of England Scotland and Ireland.

In 1808 Thomas Dyke Acland 10th Baronet (age 20) and Elizabeth Hoare (age 21) were married. They were third cousin once removed.

On 02 Jun 1815 William Henry Francis Petre 11th Baron Petre (age 22) and Frances Charlotte Bedingfield (age 19) were married. They were third cousin once removed. He a great x 4 grandson of King Charles II of England Scotland and Ireland. She a great x 4 granddaughter of King Charles II of England Scotland and Ireland.

On 29 May 1818 Edward Augustus Hanover 1st Duke Kent and Strathearn (age 50) and Marie Luise Victoria Saxe Coburg Gotha Duchess Kent and Strathearn (age 31) were married at Ehrenburg Palace. She by marriage Duchess Kent and Strathearn. She the daughter of Francis Saxe Coburg Gotha I Duke Saxe Coburg Gotha and Augusta Reuss Duchess Saxe Coburg Gotha (age 61). He the son of King George III of Great Britain and Ireland (age 79) and Charlotte Mecklenburg Strelitz Queen Consort England (age 74). They were third cousin once removed.

On 25 May 1822 Grand Duke Paul Frederick of Mecklenburg-Schwerin (age 21) and Alexandrine Hohenzollern (age 19) were married. They had two sons and four daughters. She the daughter of Frederick William II King Prussia (age 51). They were third cousin once removed. He a great x 4 grandson of King George I of Great Britain and Ireland. She a great x 3 granddaughter of King George I of Great Britain and Ireland.

In 1825 John Stuart-Wortley-Mackenzie 2nd Baron Wharncliffe (age 23) and Georgiana Elizabeth Ryder Baroness Wharncliffe (age 21) were married. She the daughter of Dudley Ryder 1st Earl of Harrowby (age 62) and Susanna Leveson-Gower Countess Harrowby Lincolnshire (age 52). They were third cousin once removed.

On 23 Apr 1829 Duke William of Nassau (age 36) and Princess Pauline of Württemberg (age 19) were married. They were third cousin once removed. He a great x 2 grandson of King George II of Great Britain and Ireland. She a great x 3 granddaughter of King George II of Great Britain and Ireland.

On 05 Jul 1832 Henry Vyner (age 26) and Mary Gertude Robinson (age 23) were married. She the daughter of Thomas de Grey 2nd Earl de Grey (age 50). They were third cousin once removed.

In 1834 William Amherst 2nd Earl Amherst (age 28) and Gertrude Percy Countess Amherst (age 19) were married. She the daughter of Bishop Hugh Percy (age 49) and Mary Manners Sutton. He the son of William Pitt Amherst 1st Earl Amherst (age 60) and Sarah Archer Countess Plymouth and Amherst (age 72). They were third cousin once removed.

On 14 Jul 1835 William Harcourt Isham Mackworth (age 28) and Frances Dolben (age 18) were married. She the heiress of her father Lieutenant William Somerset Dolben and grandfather John English Dolben 4th Baronet (age 85), the last of the Dolben Baronets. They were third cousin once removed.

On 29 Dec 1836 Christopher William Codrington (age 31) and Georgiana Charlotte Anne Somerset (age 19) were married. She the daughter of Henry Somerset 7th Duke Beaufort (age 44) and Georgiana Frederica Fitzroy. They were third cousin once removed. He a great x 4 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 26 Sep 1843 William Bernard Petre 12th Baron Petre (age 25) and Mary Theresa Clifford (age 20) were married. They were third cousin once removed. He a great x 5 grandson of King Charles II of England Scotland and Ireland. She a great x 4 granddaughter of King Charles II of England Scotland and Ireland.

On 18 Jan 1844 Francis Russell 9th Duke Bedford (age 24) and Elizabeth Sackville-West Duchess Bedford (age 25) were married. She by marriage Duchess Bedford. She the daughter of George Sackville-West 5th Earl De La Warr (age 52) and Elizabeth Sackville Countess De La Warr (age 48). They were third cousin once removed. He a great x 4 grandson of King Charles II of England Scotland and Ireland.

On 15 Feb 1855 Isaac Newton Wallop 5th Earl of Portsmouth (age 30) and Eveline Howard Herbert Countess Portsmouth (age 20) were married. She by marriage Countess Portsmouth. She the daughter of Henry John George Herbert 3rd Earl Carnarvon and Henrietta Anna Howard-Molyneux-Howard Countess Carnarvon (age 50). He the son of Newton Wallop aka Fellowes 4th Earl of Portsmouth and Catherine Fortescue Countess Portsmouth. They were third cousin once removed.

On 02 Jul 1855 Captain George Henry Nevill of Nevill Holt, Leicestershire (age 25) and Matilda Charlotte Paston-Bedingfeld were married. They were third cousin once removed. He a great x 4 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 30 Apr 1861 Henry Ponsonby (age 35) and Mary Elizabeth Bulteel (age 28) were married. They were third cousin once removed. He a great x 4 grandson of King Charles II of England Scotland and Ireland.

On 12 Jun 1866 Francis Teck (age 28) and Princess Mary Adelaide Hanover (age 32) were married at St Anne's Church Kew, Surrey. She the daughter of Adolphus Hanover 1st Duke Cambridge and Princess Augusta Hesse-Kassel Duchess Cambridge (age 68). They were third cousin once removed. He a great x 3 grandson of King George II of Great Britain and Ireland. She a granddaughter of King George III of Great Britain and Ireland.

In 1869 George Charles Spencer-Churchill 8th Duke Marlborough (age 24) and Albertha Frances Anne Hamilton Duchess Marlborough (age 22) were married. She the daughter of James Hamilton 1st Duke Abercorn (age 57) and Louisa Jane Russell Duchess Abercorn (age 56). He the son of John Winston Spencer-Churchill 7th Duke Marlborough (age 46) and Frances Anne Emily Vane Duchess Marlborough (age 46). They were third cousin once removed. She a great x 4 granddaughter of King Charles II of England Scotland and Ireland.

On 15 Jul 1870 Mark William James (age 24) and Caroline Ethel Gertrude Stewart (age 19) were married. They were third cousin once removed. He a great x 4 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.

In 1872 Alan Stewart 10th Earl Galloway (age 36) and Mary Arabella Arthur Gascoyne-Cecil Countess Galloway (age 21) were married. She the daughter of James Brownlow William Gascoyne-Cecil 2nd Marquess Salisbury and Mary Catherine Sackville-West Marchioness Salisbury (age 47). He the son of Randolph Stewart 9th Earl Galloway (age 72) and Harriet Blanche Somerset Countess Galloway (age 60). They were third cousin once removed.

On 24 Jul 1876 Douglas Beresford Malise Ronald Graham 5th Duke Montrose (age 23) and Violet Hermione Graham Duchess Montrose (age 21) were married. She by marriage Duchess Montrose. He the son of James Graham 4th Duke Montrose and Caroline Agnes Horsley Beresford "Mr Manton" Duchess Montrose (age 58). They were third cousin once removed.

In 1878 Charles Lyttelton 8th Viscount Cobham (age 35) and Mary Susan Cavendish Viscountess Cobham (age 24) were married. They were third cousin once removed.

On 12 Jun 1883 Charles Edward Fitzroy (age 26) and Ismay Fitzroy (age 20) were married. He the son of Augustus Charles Lennox Fitzroy 7th Duke Grafton (age 61) and Anne Balfour. They were third cousin once removed. He a great x 5 grandson of King James II of England Scotland and Ireland. She a great x 5 granddaughter of King Charles II of England Scotland and Ireland.

On 19 Mar 1885 Friedrich Ferdinand Glücksburg Duke Schleswig Holstein Sonderburg Glücksburg (age 29) and Victoria Friederike Oldenburg Duchess Schleswig Holstein Sonderburg Glücksburg (age 25) were married. She the daughter of Frederick Christian Oldenburg II Duke Schleswig Holstein Sonderburg Augustenburg and Adelheid Hohenlohe Langenburg Duchess Schleswig Holstein Sonderburg Augustenburg. He the son of Friedrich Glücksburg Duke Schleswig Holstein Sonderburg Glücksburg (age 70) and Adelheid Schasumburg Lippe Duchess Schleswig Holstein Sonderburg Glücksburg. They were third cousin once removed. He a great x 3 grandson of King George II of Great Britain and Ireland. She a great x 4 granddaughter of King George II of Great Britain and Ireland.

In or before 1892 Henry Frederick Compton Cavendish (age 37) and Harriet Castalia Godolphin Osborne (age 24) were married. She the daughter of George Godolphin Osborne 9th Duke Leeds (age 63) and Fanny Georgiana Pitt-Rivers Duchess Leeds (age 55). They were third cousin once removed.

On 30 Jan 1893 John Scott 7th Duke Buccleuch 9th Duke Queensberry (age 28) and Margaret Alice "Molly" Bridgeman Duchess Buccleuch Duchess Queensbury (age 21) were married. She the daughter of George Cecil Orlando Bridgeman 4th Earl Bradford (age 48) and Ida Frances Annabella Lumley Countess Bradford (age 44). He the son of William Scott 6th Duke Buccleuch 8th Duke Queensberry (age 61) and Louisa Jane Hamilton Duchess Buccleuch and Queensbury (age 56). They were third cousin once removed. He a great x 5 grandson of King Charles II of England Scotland and Ireland.

On 30 Apr 1898 Major Robert Wentworth Doyne (age 29) and Mary Diana Lascelles (age 20) were married. She the daughter of Henry Thynne Lascelles 4th Earl Harewood and Diana Smyth Countess Harewood (age 60). They were third cousin once removed.

On 29 Apr 1899 Thomas Brand 3rd Viscount Hampden (age 30) and Katharine Mary Montagu-Douglas-Scott (age 24) were married. She the daughter of William Scott 6th Duke Buccleuch 8th Duke Queensberry (age 67) and Louisa Jane Hamilton Duchess Buccleuch and Queensbury (age 62). They were third cousin once removed. She a great x 5 granddaughter of King Charles II of England Scotland and Ireland.

On 14 Jul 1902 Charles Cospatrick Douglas-Home 13th Earl of Home (age 28) and Lilian Lambton Countess of Home (age 20) were married. She the daughter of Frederick Lambton 4th Earl Durham (age 47) and Beatrix Bulteel Countess Durham (age 43). He the son of Charles Douglas-Home 12th Earl of Home (age 68) and Maria Gray Countess of Home (age 53). They were third cousin once removed.

On 21 Jan 1904 Reginald Herbert 15th Earl Pembroke 12th Earl Montgomery (age 23) and Beatrice Eleanor Paget Countess Pembroke and Montgomery (age 20) were married. He the son of Sidney Herbert 14th Earl Pembroke 11th Earl Montgomery (age 50) and Beatrix Louisa Lambton Countess Pembroke and Montgomery (age 45). They were third cousin once removed.

On 14 Jun 1906 James Graham 6th Duke Montrose (age 28) and Mary Louise Douglas Hamilton Duchess Montrose (age 21) were married. She the daughter of William Douglas Hamilton 12th Duke Hamilton 9th Duke Brandon and Mary Louisa Elizabeth Montagu Duchess Hamilton Duchess Brandon (age 51). He the son of Douglas Beresford Malise Ronald Graham 5th Duke Montrose (age 53) and Violet Hermione Graham Duchess Montrose (age 51). They were third cousin once removed.

On 24 May 1913 Ernest Augustus Hanover Duke Brunswick (age 25) and Viktoria Luise Hohenzollern Duchess Brunswick (age 20) were married. She the daughter of Wilhelm Hohenzollern (age 54) and Empress Auguste Viktoria Oldenburg (age 54). He the son of Ernest Augustus Hanover 3rd Duke Cumberland and Teviotdale (age 67) and Thyra Glücksburg Duchess Cumberland and Teviotdale (age 59). They were third cousin once removed. He a great x 2 grandson of King George III of Great Britain and Ireland. She a great granddaughter of Queen Victoria of the United Kingdom.

On 12 Aug 1915 William Arthur Henry Cavendish-Bentinck 7th Duke Portland (age 22) and Ivy Gordon-Lennox Duchess Portland (age 28) were married. He the son of William Cavendish-Bentinck 6th Duke Portland (age 57) and Winifred Anna Dallas Yorke Duchess Portland (age 51). They were third cousin once removed.

On 24 May 1916 William Leveson-Gower 4th Earl Granville (age 35) and Rose Constance Bowes-Lyon Countess Granville (age 26) were married. She the daughter of Claude Bowes-Lyon 14th Earl Strathmore and Kinghorne (age 61) and Cecilia Nina Cavendish-Bentinck Countess of Strathmore and Kinghorne (age 53). He the son of Granville Leveson-Gower 2nd Earl Granville and Sophia Castila Rosamund Campbell Countess Granville (age 68). They were third cousin once removed.

On 11 Jun 1918 John Granville Cornwallis Eliot 6th Earl St Germans (age 28) and Blanche Linnie Fitzroy Countess St Germans (age 21) were married. She by marriage Countess St Germans. She the daughter of Henry Adelbert Wellington Fitzroy 9th Duke Beaufort (age 71) and Louise Emily Harford 9th Duchess Beaufort (age 53). He the son of Henry Cornwallis Eliot 5th Earl St Germans and Emily Harriet Labouchere Countess St Germans (age 73). They were third cousin once removed.

Before 1920 Albert Edward John Spencer 7th Earl Spencer (age 27) and Cynthia Elinor Beatrix Hamilton Countess Spencer (age 22) were married. She the daughter of James Albert Edward Hamilton 3rd Duke Abercorn (age 50) and Rosalind Cecilia Caroline Bingham Duchess Abercorn (age 50). He the son of Charles Robert Spencer 6th Earl Spencer (age 62) and Margaret Baring Countess Spencer. They were third cousin once removed.

On 12 Jun 1928 James Willoughby Bertie (age 26) and Jean Crichton-Stuart (age 19) were married. She the daughter of John Crichton-Stuart 4th Marquis of the Isle of Bute (age 46). He the son of Montagu Arthur Bertie 7th Earl of Abingdon and Gwendoline Mary Dormer (age 63). They were third cousin once removed.

On 27 Sep 1937 Major John Hamilton-Russell (age 26) and Joan Elizabeth Mary Cuffe were married. She the daughter of Hamilton John Agmondesham Cuffe 5th Earl of Desart. They were third cousin once removed.

In 1941 Henry Peregrine Rennie Hoare (age 40) and Anne Acland-Troyte (age 28) were married. They were third cousin once removed.

Owain Cyfeiliog Mathrafal and Gwenllian Aberffraw were married. She the daughter of Owain "Great" King Gwynedd. They were third cousin once removed.

Edward Grey Baron Ferrers of Groby and Elizabeth Ferrers 6th Baroness Ferrers Groby were married. They were third cousin once removed. She a great x 4 granddaughter of King Edward "Longshanks" I of England.

Thomas Fiennes and Jane Dudley were married. They were third cousin once removed. He a great x 4 grandson of King Edward III of England.

John Chatillon I Count Saint Pol and Alix Capet Countess Saint Pol were married. She by marriage Countess Saint Pol. She the daughter of John "The Red" Capet I Duke Brittany and Blanche "Navarre" Blois Duchess Brittany. He the son of Hugh Chatillon I Count Blois V Count Saint Pol and Mary Avesnes. They were third cousin once removed. He a great x 4 grandson of King William "Conqueror" I of England. She a great x 5 granddaughter of King William "Conqueror" I of England.

William "Wicked" I King Sicily and Margaret Navarre Queen Consort Sicily were married. She by marriage Queen Consort Sicily. She the daughter of García "Restorer" IV King Navarre and Marguerite Aigle Queen Consort Navarre. He the son of Roger II King Sicily and Elvira Alfónsez Jiménez Queen Consort Sicily. They were third cousin once removed.

Gaucher Chatillon and Marie de Dampierre were married. They were third cousin once removed. She a great x 5 granddaughter of King Henry "Curtmantle" II of England.

Ralph Bohun and Sibyl Ferrers were married. She the daughter of William Ferrers 5th Earl of Derby and Sibyl Marshal. He the son of Henry Bohun 1st Earl Hereford and Maud Mandeville Countess Hereford. They were third cousin once removed. She a great x 4 granddaughter of King Henry I "Beauclerc" England.

Philip Artois and Blanche Capet were married. She the daughter of John Capet II Duke Brittany and Beatrice Plantagenet. He the son of Robert Artois II Count Artois and Amice Countenay Countess Artois. They were third cousin once removed. He a great x 3 grandson of King Henry "Curtmantle" II of England. She a granddaughter of King Henry III of England.

Ralph Tosny and Margaret Beaumont were married. She the daughter of Robert Beaumont 2nd Earl of Leicester and Amice Gael Countess Leicester. They were third cousin once removed.

James Bourbon Count La Marche and Ponthieu and Jeanne Chatillon Countess La Marche were married. She by marriage Countess La Marche. He the son of Louis Bourbon I Duke Bourbon and Mary Hainault Duchess Bourbon. They were third cousin once removed. He a great x 4 grandson of King Henry "Curtmantle" II of England.

William Ferrers 1st Baron Ferrers of Groby and Ellen or Margaret Segrave Baroness Ferrers Groby were married. They were third cousin once removed. He a great x 5 grandson of King Henry I "Beauclerc" England.

Louis Bourbon I Duke Bourbon and Mary Hainault Duchess Bourbon were married. She by marriage Duchess Bourbon. She the daughter of John Hainault II Count Hainault II Count Holland and Philippa Luxemburg Countess Hainault and Holland. He the son of Robert Bourbon 1st Count Clermont and Beatrice Burgundy. They were third cousin once removed. He a great x 3 grandson of King Henry "Curtmantle" II of England.

Philip Metz and Elizabeth Capet were married. She the daughter of Ralph I Capet I Count Vermandois and Petronilla Poitiers. He the son of Thierry Metz Count Flanders and Sibylla Anjou Countess Essex and Flanders. They were third cousin once removed.

William Henry Frederick Cavendish and Emily Augusta Lambton were married. She the daughter of John "Radical Jack" Lambton 1st Earl Durham and Louisa Elizabeth Grey Countess Durham. They were third cousin once removed.

Ralph Bigod and Margery Constable were married. They were third cousin once removed. He a great x 4 grandson of King Edward III of England.

William Saye 3rd Baron Say and Beatrice Brewes Baroness Say were married. They were third cousin once removed. She a great x 4 granddaughter of King John "Lackland" of England.

Henry Fitzgerald and Charlotte Boyle 20th Baroness Ros Helmsley were married. He the son of James Fitzgerald 1st Duke Leinster and Emilia Mary Lennox Duchess Leinster. They were third cousin once removed. He a great x 2 grandson of King Charles II of England Scotland and Ireland.

John Hainault II Count Hainault II Count Holland and Philippa Luxemburg Countess Hainault and Holland were married. She by marriage Countess Hainault, Countess Holland. She the daughter of Henry "Great" Luxemburg V Count Luxemburg III Count Namur and Margaret of Bar Countess Luxemburg and Namur. He the son of John Hainault I Count Hainault and Adelaide Gerulfing Countess Hainault. They were third cousin once removed. He a great x 5 grandson of King William "Conqueror" I of England. She a great x 5 granddaughter of King William "Conqueror" I of England.

William Ferrers and Anne Durward were married. He the son of William Ferrers 5th Earl of Derby and Margaret Quincy Countess Derby. They were third cousin once removed. He a great x 4 grandson of King Henry I "Beauclerc" England. She a great x 4 granddaughter of King Henry I "Beauclerc" England.

Francis Hugo Lindley Meynell and Dorothy Legge were married. She the daughter of William Legge 6th Earl Dartmouth and Mary Coke Countess Dartmouth. They were third cousin once removed.

Laurence Oliphant 4th Lord Oliphant and Margaret Hay Lady Oliphant were married. She by marriage Lord Oliphant. She the daughter of George Hay 7th Earl Erroll and Margaret Robertson Countess Erroll. They were third cousin once removed.

Geoffrey Dudley and Eleanor Talbot were married. They were third cousin once removed. She a great x 4 granddaughter of King Edward III of England.

John Stewart and Mary Stewart were married. She the daughter of James Stewart 1st Earl Moray. He the son of John Stewart 3rd Earl Buchan and Margaret Scrymgeour Countess Buchan. They were third cousin once removed. He a great x 5 grandson of King Edward III of England.

Roger Zouche and Maud Furnival were married. They were third cousin once removed. He a great x 3 grandson of King Henry "Curtmantle" II of England. She a great x 5 granddaughter of King Henry I "Beauclerc" England.

Baldwin "Bearded" IV Count Flanders and Matilda Normandy Countess Flanders were married. She by marriage Countess Flanders. The difference in their ages was 33 years. She the daughter of Richard "Good" Normandy II Duke Normandy and Judith Penthièvre Duchess Normandy. He the son of Arnulf II Count Flanders and Rozala of Italy. They were third cousin once removed.

Philip Wharton 3rd Baron Wharton and Frances Clifford Baroness Wharton were married. She the daughter of Henry Clifford 2nd Earl of Cumberland and Anne Dacre Countess Cumberland. They were third cousin once removed.

Theodoric "Valiant" Metz II Duke Lorraine and Gertrude Flanders Duchess Lorraine were married. She by marriage Duchess Lorraine. The difference in their ages was 25 years. She the daughter of Robert "The Frisian" I Count Flanders and Gertrude Billung Countess Holland. He the son of Gerard Metz I Duke Lorraine and Hedwige Namur Duchess Lorraine. They were third cousin once removed.

Gilbert Talbot and Elizabeth Greystoke Baroness Scrope Masham were married. He the son of John Talbot 2nd Earl of Shrewsbury and Elizabeth Butler Countess Shrewsbury and Waterford. They were third cousin once removed. He a great x 5 grandson of King Edward "Longshanks" I of England. She a great x 3 granddaughter of King Edward III of England.

Alan Penthièvre III Duke Brittany and Bertha Blois Duchess Brittany were married. She by marriage Duchess Brittany. She the daughter of Odo Blois II Count Blois and Ermengarde Auvergne Countess Blois. He the son of Geoffrey Penthièvre I Duke Brittany and Hawise Normandy Countess Rennes. They were third cousin once removed.

Gilbert Talbot and Anne Paston were married. They were third cousin once removed. He a great x 4 grandson of King Edward III of England. She a great x 3 granddaughter of King Edward III of England.

Colin Campbell 3rd Earl Argyll and Jean or Janet Gordon Countess Argyll were married. She by marriage Countess Argyll. She the daughter of Alexander Gordon 3rd Earl Huntley and Jean Stewart Countess Huntley. He the son of Archibald Campbell 2nd Earl Argyll and Elizabeth Stewart Countess Argyll. They were third cousin once removed. She a great x 4 granddaughter of King Edward III of England.

Henry Luxemburg VI Count Luxemburg and Beatrice Avesnes Countess Luxemburg were married. She by marriage Countess Luxemburg. She the daughter of Bouchard Avesnes and Margaret II Countess Flanders. He the son of Henry "Great" Luxemburg V Count Luxemburg III Count Namur and Margaret of Bar Countess Luxemburg and Namur. They were third cousin once removed. He a great x 5 grandson of King William "Conqueror" I of England. She a great x 4 granddaughter of King William "Conqueror" I of England.

John Grey 2nd Baron Grey of Powis and Margaret Dudley Baroness Grey Powis were married. They were third cousin once removed. He a great x 3 grandson of Henry IV King England.

William Gascoigne and Margaret Fitzwilliam were married. They were third cousin once removed. He a great x 5 grandson of King Edward III of England. She a great x 4 granddaughter of King Edward III of England.

Richard de Vere and Margaret Percy Baroness Grey Codnor were married. He the son of Richard de Vere 11th Earl of Oxford and Alice Sergeaux Countess Oxford. They were third cousin once removed. She a great x 5 granddaughter of King Henry III of England.

John Paulet and Eleanor Ros were married. They were third cousin once removed. He a great x 5 grandson of King Edward "Longshanks" I of England. She a great x 5 granddaughter of King Henry III of England.

Thomas Cheeke and Essex Rich were married. She the daughter of Robert Rich 1st Earl Warwick and Penelope Devereux Countess Devonshire. They were third cousin once removed.

John Dampierre I Marquis Namur and Marie Artois were married. He the son of Guy Dampierre Count Flanders and Isabelle Luxemburg Countess Flanders. They were third cousin once removed. He a great x 5 grandson of King William "Conqueror" I of England. She a great granddaughter of King Henry III of England.