In 999 Robert "Pious" II King France (age 26) and Bertha Welf Queen Consort France (age 35) were married. She by marriage Queen Consort of France. They separated sometime before 1003 as a consequence of their consanguinity. She the daughter of Conrad I King Burgundy and Mathilde Carolingian Queen Consort Burgundy. He the son of Hugh I King France and Adelaide Poitiers Queen Consort France (age 54). They were second cousins.

Around 1013 Ordoño Ramírez "Blind" Astur Leonese (age 32) and Christina Astur Leonese (age 31) were married. She the daughter of Bermudo "Gouty" II King Galicia II King Leon and Velasquita Ramírez Queen Galicia. He the son of Ramiro III King Leon and Sancha Gómez Queen Consort Leon. They were second cousins.

In 1046 Robert I Duke Burgundy (age 35) and Ermengarde Blanche Ingelger Duchess Burgundy (age 28) were married. She by marriage Duchess Burgundy. She the daughter of Fulk "Black" Ingelger III Count Anjou and Hildegarde Sundgau Countess Anjou. He the son of Robert "Pious" II King France and Constance Arles Queen Consort France. They were second cousins.

In 1216 Henry I King Castile (age 11) and Sancha Ivrea Queen Consort Castile (age 25) were married. She by marriage Queen Consort Castile. She the daughter of Alfonso IX King Leon (age 44) and Theresa of Portugal Queen Consort Leon (age 40). He the son of Alfonso VIII King Castile and Eleanor Plantagenet Queen Consort Castile. They were second cousins. He a grandson of King Henry "Curtmantle" II of England.

In 1237 Alphonse Capet Count Poitou II Count Toulose (age 16) and Joan Rouerge (age 17) were married. She the daughter of Raymond Rouerge VII Count Toulose (age 39) and Sancha Barcelona Countess Toulose. He the son of Louis "Lion" VIII King France and Blanche Ivrea Queen Consort France (age 48). They were second cousins. He a great grandson of King Henry "Curtmantle" II of England. She a great granddaughter of King Henry "Curtmantle" II of England.

On 16 Aug 1284 Philip "The Fair" IV King France (age 16) and Joan Blois I Queen Navarre (age 11) were married. She by marriage Queen Consort of France. She the daughter of Henry I King Navarre and Blanche Capet Queen Navarre (age 36). He the son of Philip "Bold" III King France (age 39) and Isabella Barcelona Queen Consort France. They were second cousins. He a great x 3 grandson of King Henry "Curtmantle" II of England. She a great x 3 granddaughter of King Henry "Curtmantle" II of England.

On 16 Aug 1290 Charles Valois I Count Valois (age 20) and Margaret Capet Countess Valois (age 17) were married. She by marriage Countess Valois. She the daughter of Charles II King Naples (age 36) and Mary of Hungary Queen Consort Naples (age 33). He the son of Philip "Bold" III King France and Isabella Barcelona Queen Consort France. They were second cousins. He a great x 3 grandson of King Henry "Curtmantle" II of England. She a great x 3 granddaughter of King Henry "Curtmantle" II of England.

On 29 Jul 1302 Theobald Verdun 2nd Lord Verdun (age 23) and Maud Mortimer Lady Verdun (age 16) were married at Wigmore, Herefordshire [Map]. She by marriage Lord Verdun. They were second cousins. She a great x 3 granddaughter of King John "Lackland" of England.

In 1305 Raymond Berengar Capet (age 24) and Margaret Bourbon (age 16) were married. She the daughter of Robert Bourbon 1st Count Clermont (age 49) and Beatrice Burgundy (age 48). He the son of Charles II King Naples (age 51) and Mary of Hungary Queen Consort Naples (age 48). They were second cousins. He a great x 3 grandson of King Henry "Curtmantle" II of England. She a great x 3 granddaughter of King Henry "Curtmantle" II of England.

In 1307 Charles IV King France I King Navarre (age 12) and Blanche of Burgundy Queen Consort France (age 10) were married. She by marriage Queen Consort of France. She the daughter of Otto Ivrea IV Count Burgundy and Mahaut Artois Countess Burgundy (age 39). He the son of Philip "The Fair" IV King France (age 38) and Joan Blois I Queen Navarre. They were second cousins. He a great x 4 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

In 1311 John Brabant III Duke Brabant (age 10) and Marie Évreux Duchess of Brabant (age 8) were married. She the daughter of Louis I Count Évreux (age 34) and Margaret Artois Countess Évreux (age 26). He the son of John "Peaceful" Reginar II Duke Brabant (age 35) and Margaret Plantagenet Duchess Brabant (age 35). They were second cousins. He a grandson of King Edward "Longshanks" I of England. She a great x 2 granddaughter of King Henry III of England.

On 19 May 1322 Charles IV King France I King Navarre (age 27) and Blanche of Burgundy Queen Consort France (age 25) marriage annulled as a consequence of her adultery. In 1313 Isabella of France Queen Consort England (age 18) gave gifts of coin-purses to her sisters-in-law Blanche of Burgundy Queen Consort France (age 25) and Margaret of Burgundy Queen Consort France. The coin-purses were subsequently seen by Isabella to be in the possession of the Norman knights Gautier and Philippe d'Aunay. When Isabella visited her father Philip "The Fair" IV King France again in 1314 she informed him she suspected the two sisters to be having affairs with the two knights. The two knights were arrested, confessed to adultery under torture, and were executed. The two women were sentenced to life imprisonment at Château Gaillard [Map]. Margaret's husband Louis X King France I Navarre became King in Nov 1314 whilst she was in prison; she became Queen of France by marriage. Somewhat conveniently she died five months later. Blanche of Burgundy Queen Consort France (age 25) remained in prison until her husband Charles IV King France I King Navarre (age 27) became King in 1322 at which time he had their marriage annulled.

In 1325 Alfonso "Avenger" XI King Castile (age 13) and Constanza Manuel Queen Consort Castile (age 9) were married. She by marriage Queen Consort Castile. The marriage was annulled in 1327; there was no issue from the marriage. He the son of Ferdinand IV King Castile IV King Leon and Constance Burgundy Queen Consort Castile Queen Consort Leon. They were second cousins. He a great x 4 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

In 1329 John Capet III Duke Brittany (age 42) and Joan Savoy Duchess Brittany (age 19) were married. She by marriage Duchess Brittany 1221 Dreux. The difference in their ages was 23 years. She the daughter of Edward "Liberal" Savoy Count Savoy (age 45) and Blanche Burgundy Countess Savoy (age 41). They were second cousins. He a great grandson of King Henry III of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

Before 24 Mar 1335 Edward Despencer (age 25) and Anne Ferrers (age 36) were married. They were second cousins. He a great grandson of King Edward "Longshanks" I of England.

In Apr 1335 Charles Évreux (age 30) and Maria de la Cerda Y Lara Countess Alençon (age 16) were married. He the son of Louis I Count Évreux and Margaret Artois Countess Évreux. They were second cousins. He a great x 2 grandson of King Henry III of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

In Dec 1336 Charles Valois Count Alençon (age 39) and Maria de la Cerda Y Lara Countess Alençon (age 17) were married. She by marriage Countess Alençon. The difference in their ages was 22 years. He the son of Charles Valois I Count Valois and Margaret Capet Countess Valois. They were second cousins. He a great x 4 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

On 24 Aug 1340 Peter I King Portugal (age 20) and Constanza Manuel Queen Consort Castile (age 24) were married. She by marriage Queen Consort Portugal. He the son of Alfonso "Brave" IV King Portugal (age 49) and Beatrice Ivrea Queen Consort Portugal (age 47). They were second cousins. He a great x 4 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

On 01 Jul 1347 Reginald III Duke Guelders (age 14) and Marie of Brabant Duchess of Guelders (age 22) were married. She the daughter of John Brabant III Duke Brabant (age 47) and Marie Évreux Duchess of Brabant. He the son of Reginald "Black" II Duke Guelders and Eleanor of Woodstock Plantagenet (age 29). They were second cousins. He a grandson of King Edward II of England. She a great granddaughter of King Edward "Longshanks" I of England.

On 15 Nov 1347 Peter IV King Aragon (age 28) and Eleanor Burgundy Queen Consort Aragon (age 19) were married. She by marriage Queen Consort Aragon. She the daughter of Alfonso "Brave" IV King Portugal (age 56) and Beatrice Ivrea Queen Consort Portugal (age 54). He the son of Alfonso IV King Aragon and Teresa Enteca Queen Consort Aragon. They were second cousins. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

On 13 Feb 1348 William Dampierre I Count Namur (age 24) and Jeanne Beaumont Count Soissons, Blois, Chatillon and Namur (age 25) were married. She by marriage Countess Namur. She the daughter of John Beaumont Count Soissons (age 60) and Margaret Nesle Countess Soissons (age 43). He the son of John Dampierre I Marquis Namur and Marie Artois. They were second cousins. He a great x 2 grandson of King Henry III of England.

On 27 Aug 1349 Peter IV King Aragon (age 29) and Eleanor Barcelona Queen Consort Aragon were married. She by marriage Queen Consort Aragon. He the son of Alfonso IV King Aragon and Teresa Enteca Queen Consort Aragon. They were second cousins. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great x 5 granddaughter of King Henry "Curtmantle" II of England.

On 02 Feb 1354 Robert Dampierre (age 31) and Isabelle Hainault (age 31) were married. She the daughter of William Hainault I Count Hainault III Count Avesnes III Count Holland II Count Zeeland and Joan Valois Countess Zeeland Holland Avesnes and Hainault. He the son of John Dampierre I Marquis Namur and Marie Artois. They were second cousins. He a great x 2 grandson of King Henry III of England. She a great x 5 granddaughter of King Henry "Curtmantle" II of England.

In 1360 Louis Valois Anjou I Duke Anjou (age 20) and Marie Chatillon Duchess Anjou (age 15) were married. She by marriage Duchess Anjou. She the daughter of Charles "Saint" Chatillon Duke Brittany (age 41) and Joan "Lame" Capet Countess Penthièvre (age 41). He the son of King John "The Good" II of France (age 40) and Bonne Luxemburg Queen Consort France. They were second cousins. 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.

Before 21 Nov 1361 Philip I Duke Burgundy (age 15) and Margaret Dampierre Duchess Burgundy (age 13) were married. She by marriage Duchess Burgundy. She the daughter of Louis Dampierre III Count Nevers II Count Flanders (age 31) and Margaret Brabant Countess Nevers and Flanders (age 38). He the son of Philip Burgundy I Count Auvergne and Joan Auvergne Queen Consort France. They were second cousins. He a great x 4 grandson of King Henry III of England. She a great x 2 granddaughter of King Edward "Longshanks" I of England.

In 1364 Robert of Bar 1st Duke of Bar (age 19) and Marie Valois Duchess Bar (age 19) were married. She by marriage Countess Bar. She the daughter of King John "The Good" II of France (age 44) and Bonne Luxemburg Queen Consort France. He the son of Henry of Bar IV Count of Bar and Yolande Dampierre Countess of Bar (age 33). They were second cousins. He a great x 2 grandson of King Edward "Longshanks" I of England. She a great x 5 granddaughter of King Henry "Curtmantle" II of England.

In 1380 Reginald Cobham 2nd Baron Cobham (age 31) and Eleanor Maltravers 2nd Baroness Maltravers Baroness Arundel and Cobham (age 35) were married. She by marriage Baroness Cobham. They were second cousins. He a great x 5 grandson of King John "Lackland" of England. She a great x 5 granddaughter of King John "Lackland" of England.

On 05 Feb 1381 King Henry IV of England (age 13) and Mary Bohun (age 13) were married at Arundel Castle [Map]. She the daughter of Humphrey Bohun 7th Earl Hereford 6th Earl Essex 2nd Earl of Northampton and Joan Fitzalan Countess Essex, Hereford and Northampton (age 34). He the son of John of Gaunt 1st Duke Lancaster (age 40) and Blanche Plantagenet Duchess Lancaster. They were second cousins. He a grandson of King Edward III of England. She a great x 2 granddaughter of King Edward "Longshanks" I of England.

Before 17 Sep 1385 Thomas Mowbray 1st Duke of Norfolk (age 17) and Elizabeth Fitzalan Duchess Norfolk (age 19) were married. She by marriage Countess Nottingham. She the daughter of Richard Fitzalan 9th Earl Surrey 11th Earl Arundel (age 39) and Elizabeth Bohun Countess Arundel and Surrey. They were second cousins. He a great x 2 grandson of King Edward "Longshanks" I of England. She a great x 2 granddaughter of King Edward "Longshanks" I of England.

On 28 Jan 1405 Philip "Good" Valois III Duke Burgundy (age 8) and Michelle Valois Duchess Burgundy (age 10) were married. She the daughter of Charles "Beloved Mad" VI King France (age 36) and Isabeau Wittelsbach Queen Consort France (age 35). He the son of John "Fearless" Valois Duke Burgundy (age 33) and Margaret Wittelsbach Duchess Burgundy (age 42). They were second cousins. He a great x 4 grandson of King Edward "Longshanks" I of England. She a great x 5 granddaughter of King Henry III of England.

On 16 Jun 1407 John IV Count Armagnac (age 10) and Blanche Montfort Countess Armagnac (age 10) were married. She the daughter of John Montfort V Duke Brittany and Joanna of Navarre Queen Consort England (age 37). He the son of Bernard VII Count Armagnac (age 44) and Bonne Valois Countess Armagnac and Savoy (age 42). They were second cousins. She a great x 3 granddaughter of King Henry III of England.

On 16 Jul 1409 Anthony Valois Duke Brabant (age 24) and Elisabeth of Görlitz Duchess Brabant (age 18) were married. She by marriage Duchess Brabant. He the son of Philip "Bold" Valois II Duke Burgundy and Margaret Dampierre Duchess Burgundy. They were second cousins. He a great x 3 grandson of King Edward "Longshanks" I of England.

In 1410 Charles Valois Duke Orléans (age 15) and Bonne Armagnac Duchess Orléans (age 10) were married. She by marriage Duchess Orléans. She the daughter of Bernard VII Count Armagnac (age 47) and Bonne Valois Countess Armagnac and Savoy (age 45). He the son of Louis Valois Duke Touraine I Duke Orléans and Valentina Visconti. They were second cousins. He a great x 5 grandson of King Henry III of England.

In 1410 Philip Valois Orléans Count Vertus (age 15) and Catherine Valois Countess Vertus (age 19) were married. She the daughter of John "Fearless" Valois Duke Burgundy (age 38) and Margaret Wittelsbach Duchess Burgundy (age 47). He the son of Louis Valois Duke Touraine I Duke Orléans and Valentina Visconti. They were second cousins. He a great x 5 grandson of King Henry III of England. She a great x 4 granddaughter of King Edward "Longshanks" I of England.

Before 1414 Richard Despencer 4th Baron Burghesh (age 17) and Eleanor Neville Countess Northumberland (age 16) were married. She by marriage Baroness Burghesh. She the daughter of Ralph Neville 1st Earl of Westmoreland (age 49) and Joan Beaufort Countess of Westmoreland (age 34). He the son of Thomas Despencer 1st Earl Gloucester and Constance York Countess Gloucester (age 39). They were second cousins. He a great grandson of King Edward III of England. She a great granddaughter of King Edward III of England.

Before 08 Jul 1418 Henry Percy 2nd Earl of Northumberland (age 25) and Eleanor Neville Countess Northumberland (age 21) were married. She by marriage Countess of Northumberland. She the daughter of Ralph Neville 1st Earl of Westmoreland (age 54) and Joan Beaufort Countess of Westmoreland (age 39). They were second cousins. He a great x 2 grandson of King Edward III of England. She a great granddaughter of King Edward III of England.

On 10 May 1419 John IV Count Armagnac (age 22) and Isabella Évreux Countess Armagnac (age 24) were married. She by marriage Countess Armagnac. She the daughter of Charles III King Navarre (age 58) and Eleanor of Castile Queen Consort Navarre (age 56). He the son of Bernard VII Count Armagnac and Bonne Valois Countess Armagnac and Savoy (age 54). They were second cousins. She a great x 5 granddaughter of King Henry III of England.

On 22 Apr 1422 Charles "Victorious" VII King France (age 19) and Marie Valois Anjou Queen Consort France (age 17) were married. She the daughter of King Louis of Naples and Yolanda Barcelona Queen Consort Naples. He the son of Charles "Beloved Mad" VI King France (age 53) and Isabeau Wittelsbach Queen Consort France (age 52). They were second cousins. He a great x 5 grandson of King Henry III of England. She a great x 5 granddaughter of King Henry III of England.

In 1423 Richard Montfort (age 28) and Margaret Valois (age 16) were married. She the daughter of Louis Valois Duke Touraine I Duke Orléans and Valentina Visconti. He the son of John Montfort V Duke Brittany and Joanna of Navarre Queen Consort England (age 53). They were second cousins. He a great x 3 grandson of King Henry III of England. She a great x 5 granddaughter of King Henry III of England.

On 10 Oct 1423 Arthur Montfort III Duke Brittany (age 30) and Margaret Valois (age 29) were married at Dijon. She the daughter of John "Fearless" Valois Duke Burgundy and Margaret Wittelsbach Duchess Burgundy. He the son of John Montfort V Duke Brittany and Joanna of Navarre Queen Consort England (age 53). They were second cousins. He a great x 3 grandson of King Henry III of England. She a great x 4 granddaughter of King Edward "Longshanks" I of England.

Before 18 Oct 1424 Humphrey Stafford 6th Earl Stafford (age 22) and Anne Neville Duchess Buckingham (age 16) were married. She by marriage Countess Stafford. She the daughter of Ralph Neville 1st Earl of Westmoreland (age 60) and Joan Beaufort Countess of Westmoreland (age 45). He the son of Edmund Stafford 5th Earl Stafford and Anne of Gloucester Plantagenet Countess Eu and Stafford (age 41). They were second cousins. He a great grandson of King Edward III of England. She a great granddaughter of King Edward III of England.

On 30 Nov 1424 Philip "Good" Valois III Duke Burgundy (age 28) and Bonne Artois Duchess Burgundy (age 28) were married. She by marriage Duchess Burgundy. She the daughter of Philip Artois Count Eu and Marie Valois I Duchess Auverge (age 49). He the son of John "Fearless" Valois Duke Burgundy and Margaret Wittelsbach Duchess Burgundy. They were second cousins. He a great x 4 grandson of King Edward "Longshanks" I of England. She a great x 4 granddaughter of King Henry III of England.

Before 25 Apr 1426 Henry Bourchier 2nd Count Eu 1st Earl Essex (age 22) and Isabel York Countess Eu and Essex (age 17) were married. She by marriage Countess Eu. She the daughter of Richard of Conisbrough 1st Earl Cambridge and Anne Mortimer. He the son of William Bourchier 1st Count Eu and Anne of Gloucester Plantagenet Countess Eu and Stafford (age 43). They were second cousins. He a great grandson of King Edward III of England. She a great granddaughter of King Edward III of England.

On 06 Mar 1427 John Holland 2nd Duke Exeter (age 31) and Anne Stafford Duchess Exeter were married. She by marriage Duchess Exeter. She the daughter of Edmund Stafford 5th Earl Stafford and Anne of Gloucester Plantagenet Countess Eu and Stafford (age 44). He the son of John Holland 1st Duke Exeter and Elizabeth Lancaster Duchess Exeter. They were second cousins. He a great grandson of King Edward III of England. She a great granddaughter of King Edward III of England.

Around 01 May 1427 Thomas Stewart and Elizabeth Douglas Countess Buchan and Orkney and Caithness were married. She the daughter of Archibald Douglas 1st Duke Touraine and Margaret Stewart Duchess Touraine. He the son of Alexander Stewart 1st Earl Mar (age 52). They were second cousins.

In Oct 1429 Richard Plantagenet 3rd Duke York (age 18) and Cecily "Rose of Raby" Neville Duchess York (age 14) were married. She by marriage Countess Cambridge Countess Ulster. She was the youngest sister of Richard's brother-in-arms Richard Neville Earl Salisbury (age 29). She the daughter of Ralph Neville 1st Earl of Westmoreland and Joan Beaufort Countess of Westmoreland (age 50). He the son of Richard of Conisbrough 1st Earl Cambridge and Anne Mortimer. They were second cousins. He a great grandson of King Edward III of England. She a great granddaughter of King Edward III of England.

In 1437 John Valois II Duke Alençon (age 27) and Marie Armagnac Duchess Alençon (age 17) were married. She by marriage Duchess Alençon. She the daughter of John IV Count Armagnac (age 40) and Isabella Évreux Countess Armagnac. He the son of John Valois I Duke Alençon and Marie Montfort Duchess Alençon (age 45). They were second cousins. He a great x 4 grandson of King Henry III of England.

Before 05 Jan 1442 John Neville 1st Baron Neville of Raby (age 32) and Anne Holland Countess Douglas and Avondale were married. She the daughter of John Holland 2nd Duke Exeter (age 46) and Anne Stafford Duchess Exeter. They were second cousins. He a great x 3 grandson of King Edward "Longshanks" I of England. She a great x 2 granddaughter of King Edward III of England.

On 08 Jan 1444 John Boteler (age 14) and Margaret Gerard (age 11) were married. They were second cousins.

In 1445 Frederick Lorraine Count Vaudémont (age 17) and Yolande Valois Anjou (age 16) were married. She the daughter of René Valois Anjou I Duke Anjou (age 35) and Isabella Metz Duchess Anjou I Duchess Lorraine (age 45). He the son of Antoine Count of Vaudémont (age 45) and Marie Countess of Harcourt (age 46). They were second cousins.

In 1449 John "Butcher of England" Tiptoft 1st Earl of Worcester (age 21) and Cecily Neville Duchess Warwick (age 25) were married. Her second marriage; her first husband Henry Beauchamp 1st Duke Warwick had died three years earlier - she was a wealthy widow. She died a year later. She the daughter of Richard Neville Earl Salisbury (age 49) and Alice Montagu 5th Countess of Salisbury (age 42). They were second cousins. 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.

On 22 Apr 1455 John La Marck I Duke Cleves (age 36) and Elizabeth Valois Duchess Cleves (age 16) were married. She by marriage Duchess Cleves. She the daughter of John Valois II Count of Nevers, Etampes, Rethel and Eu (age 40) and Jacqueline Ailly Countess Nevers. He the son of Adolph La Marck I Duke Cleves and Marie Valois Duchess Cleves (age 62). They were second cousins. 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.

On 11 Jun 1456 Charles Valois I Count Nevers (age 42) and Marie Albret Countess Nevers were married. He the son of Philip Valois II Count Nevers and Bonne Artois Duchess Burgundy. They were second cousins. He a great x 4 grandson of King Edward "Longshanks" I of England.

Before 1460 Colin Campbell 1st Earl Argyll (age 27) and Isabella Stewart Countess Argyll were married. She by marriage Countess Argyll. They were second cousins.

On 08 Jan 1461 Guy 15th of Laval (age 25) and Catherine Valois (age 9) were married. She the daughter of John Valois II Duke Alençon (age 51) and Marie Armagnac Duchess Alençon (age 41). They were second cousins. He a great x 5 grandson of King Henry III of England. She a great x 5 granddaughter of King Henry III of England.

Before 1466 Francis Lovell 1st Viscount Lovell (age 10) and Anne Fitzhugh Viscountess Lovell were married. She by marriage Baroness Lovel of Titchmarsh. They were second cousins. He a great x 3 grandson of King Edward III of England. She a great x 3 granddaughter of King Edward III of England.

Before 1469 Thomas Grey (age 23) and Margaret Greystoke (age 26) were married. They were second cousins. She a great x 3 granddaughter of King Edward III of England.

On 19 Oct 1469 Ferdinand II King Aragon (age 17) and Isabella Queen Castile (age 18) were married. She by marriage Queen Consort Aragon. She the daughter of John II King Castile and Isabella Aviz Queen Consort Castile (age 41). He the son of John II King Aragon (age 71) and Juana Enríquez Queen Consort Aragon. They were second cousins. She a great x 2 granddaughter of King Edward III of England.

In or before 1476 Philip "Landless" Savoy II Duke Savoy (age 37) and Margaret Bourbon (age 36) were married. She the daughter of Charles Bourbon I Duke Bourbon and Agnes Valois Duchess Bourbon (age 71). He the son of Louis Savoy I Count Savoy and Anne Cyprus Countess Savoy. They were second cousins. 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 1477 Alexander Stewart 1st Duke Albany (age 23) and Catherine Sinclair Duchess Albany (age 36) were married. She by marriage Duchess Albany. The marriage was subsequently regarded as illegitimate. She the daughter of William Sinclair 3rd Earl Orkney 1st Earl Caithness (age 66) and Elizabeth Douglas Countess Buchan and Orkney and Caithness. He the son of King James II of Scotland and Mary of Guelders Queen Consort Scotland. They were second cousins. He a great x 3 grandson of King Edward III of England.

On 18 Aug 1477 Maximilian Habsburg I Holy Roman Emperor (age 18) and Mary Valois Duchess Burgundy (age 20) were married at Ghent [Map]. She the daughter of Charles "Bold" Valois Duke Burgundy and Isabella Bourbon. He the son of Frederick "Peaceful or Fat" Habsburg III Holy Roman Emperor (age 61) and Eleanor Aviz Holy Roman Empress. They were second cousins. He a great x 3 grandson of King Edward III of England. She a great x 3 granddaughter of King Edward III of England.

In or before 1478 Ralph Longford (age 46) and Mabel Ferrers (age 39) were married. They were second cousins.

On 27 Jun 1481 George Talbot 4th Earl of Shrewsbury (age 13) and Anne Hastings Countess Shrewsbury and Waterford (age 10) were married. She by marriage Countess of Shrewsbury, Countess Waterford. He the son of John Talbot 3rd Earl of Shrewsbury and Catherine Stafford Countess Shrewsbury and Waterford. They were second cousins. He a great x 3 grandson of King Edward III of England. She a great x 3 granddaughter of King Edward III of England.

Before 1484 Gaston de Foix 2nd Earl Kendal (age 36) and Catherine of Foix Countess Kendal (age 28) were married. She the daughter of Gaston IV Count Foix and Eleanor Trastámara Queen Consort Navarre. He the son of John Foix 1st Earl Kendal (age 73) and Margaret Kerdeston Countess Foix (age 58). They were second cousins.

In 1491 Robert Crichton 2nd Lord Crichton of Sanquhar (age 19) and Marion Margaret Maxwell (age 19) were married. They were second cousins.

In May 1501 Walter Devereux 1st Viscount Hereford (age 13) and Mary Grey Baroness Ferrers Chartley (age 10) were married. She the daughter of Thomas Grey 1st Marquess Dorset (age 46) and Cecily Bonville Marchioness Dorset (age 40). They were second cousins. He a great x 4 grandson of King Edward III of England. She a great x 4 granddaughter of King Edward III of England.

Before 1503 Thomas Stanley 2nd Earl of Derby (age 18) and Anne Hastings Countess Derby (age 17) were married. She by marriage Countess Derby. They were second cousins. He a great x 4 grandson of King Edward III of England. She a great x 4 granddaughter of King Edward III of England.

On 10 May 1505 Charles Bourbon III Duke Bourbon (age 15) and Suzanne Bourbon Duchess Bourbon (age 14) were married. She by marriage Duchess Bourbon. She the daughter of Peter Bourbon II Duke Bourbon and Anne Valois Duchess Bourbon (age 44). They were second cousins.

Before 1512 Edward Willoughby (age 21) and Margaret Neville (age 17) were married. They were second cousins. She a great x 4 granddaughter of King Edward III of England.

On 18 May 1514 King Francis I of France (age 19) and Claude Valois Orléans Queen Consort France (age 14) were married. She by marriage Queen Consort of France. She the daughter of Louis XII King France (age 51) and Anne of Brittany Queen Consort France (age 37). He the son of Charles Valois Orléans Count Angoulême and Louise of Savoy Countess Angoulême (age 37). They were second cousins.

On 15 Jun 1514 Henry Somerset 2nd Earl of Worcester (age 18) and Margaret Courtenay Countess of Worcester (age 15) were married. She by marriage Countess Worcester. She the daughter of William Courtenay 1st Earl Devon and Catherine York Countess Devon (age 34). He the son of Charles Somerset 1st Earl of Worcester (age 54) and Elizabeth Herbert 3rd Baroness Herbert Raglan. They were second cousins. He a great x 4 grandson of King Edward III of England. She a granddaughter of King Edward IV of England.

Before 18 Jul 1519 Robert Cotton (age 40) and Dorothy Clere (age 39) were married. They were second cousins. He a great x 5 grandson of King Edward III of England.

In 1527 Robert Throckmorton (age 14) and Muriel Berkeley (age 10) were married. They were second cousins. He a great x 5 grandson of King Edward III of England. She a great x 5 granddaughter of King Edward III of England.

In 1540 Gilbert Kennedy 3rd Earl Cassilis (age 24) and Margaret Kennedy Countess Cassilis (age 26) were married. She by marriage Countess Cassilis. He the son of Gilbert Kennedy 2nd Earl Cassilis. They were second cousins.

After May 1544 John Gordon 11th Earl Sutherland (age 19) and Elizabeth Campbell Countess Moray and Sutherland were married. She the daughter of Colin Campbell 3rd Earl Argyll and Jean or Janet Gordon Countess Argyll. They were second cousins. She a great x 5 granddaughter of King Edward III of England.

In or before 1546 Hugh Montgomerie 2nd Earl Eglinton and Marion Seton Countess Eglinton (age 50) were married. She by marriage Countess Eglinton. They were second cousins. She a great x 5 granddaughter of King Edward III of England.

In 1550 Gerald Fitzgerald 14th Earl Desmond and Joan Fitzgerald Countess Ormonde and Ossory (age 41) were married. No issue. A political marriage; the age difference being twenty-four years. She was the eldest daughter of James Fitzgerald 10th Earl Desmond. The marriage brought a temporary truce to the Desmond and Ormonde factions. The difference in their ages was 44 years; she, unusually, being older than him. She the daughter of James Fitzgerald 10th Earl Desmond. He the son of James Fitzgerald 13th Earl Desmond. They were second cousins.

On or after 14 Oct 1551 Colin Campbell 6th Earl Argyll (age 7) and Joan Stewart Countess Argyll were married. He the son of Archibald Campbell 4th Earl Argyll (age 44) and Margaret Graham Countess Argyll. They were second cousins. She a great x 5 granddaughter of King Edward III of England.

On 24 Feb 1555 Duke John Albert I of Mecklenburg-Schwerin (age 29) and Anna Sophia Hohenzollern (age 27) were married. She the daughter of Albert "The Elder" Hohenzollern I Duke Prussia (age 64) and Dorothea Oldenburg. They were second cousins.

On 12 Mar 1558 George Gordon 5th Earl Huntley and Anne Hamilton Countess Huntley (age 23) were married. She the daughter of James Hamilton 2nd Earl Arran (age 42) and Margaret Douglas Duchess Châtellerault. He the son of George Gordon 4th Earl Huntley (age 44). They were second cousins.

In 1559 Matthew Arundell (age 26) and Margaret Willoughby (age 16) were married. They were second cousins.

In or before 1560 Andrew Stewart Master of Ochiltree (age 20) and Margaret Stewart were married. They were second cousins.

Before 12 Mar 1561 Christopher Plunkett 6th Baron Killeen (age 38) and Ellice Barnewell (age 28) were married. They were second cousins.

Around 1564 Charles Neville 6th Earl of Westmoreland (age 21) and Jane Howard Countess of Westmoreland were married. She by marriage Countess of Westmoreland. He the son of Henry Neville 5th Earl of Westmoreland and Anne Manners Countess of Westmoreland. They were second cousins.

Before 1566 Cuthbert Ogle 7th Baron Ogle (age 26) and Catherine Carnaby Baroness Ogle (age 22) were married. She by marriage Baroness Ogle. They were second cousins. He a great x 2 grandson of King Edward IV of England.

On 22 Feb 1568 William Wittelsbach V Duke Bavaria (age 19) and Renata Lorraine Duchess Bavaria (age 23) were married at Munich. She by marriage Duchess Bavaria. She the daughter of Francis Lorraine I Duke Lorraine and Christina Oldenburg Duchess Lorraine (age 46). He the son of Albert V Wittelsbach V Duke Bavaria (age 39) and Anna Habsburg Spain Duchess Bavaria (age 39). They were second cousins.

On 04 Oct 1570 Henry 1st Duke Guise (age 19) and Catherine of Cleves (age 22) were married. He the son of Francis II Duke Guise and Anna d'Este (age 38). They were second cousins.

On 28 May 1571 Edward Bulstrode of Hedgerley Bulstrode Buckinghamshire and Cecily Croke (age 16) were married at St Dunstan's in the West, Fleet Street [Map]. They were second cousins.

On 18 Aug 1572 Henry IV King France (age 18) and Margaret Valois Queen Consort France (age 19) were married. She by marriage Queen Consort of France. She the daughter of King Henry II of France and Catherine Medici Queen Consort France (age 53). He the son of Antoine King Navarre and Jeanne Albret III Queen Navarre. They were second cousins.

On 30 Dec 1577 John Hamilton 1st Marquess Hamilton (age 42) and Margaret Lyon Marchioness Hamilton were married. She by marriage Marchioness Hamilton. He the son of James Hamilton 2nd Earl Arran and Margaret Douglas Duchess Châtellerault. They were second cousins.

Before 14 Nov 1578 John Stewart 5th Earl Atholl (age 15) and Mary Ruthven Countess Atholl were married. She the daughter of William Ruthven 1st Earl Gowrie (age 35) and Dorothea Stewart Countess Gowrie. He the son of John Stewart 4th Earl Atholl and Margaret Fleming Countess Atholl (age 49). They were second cousins.

In 1582 Robert Seton 1st Earl Winton (age 29) and Margaret Montgomerie Countess Winton were married. She the daughter of Hugh Montgomerie 3rd Earl Eglinton (age 51) and Agnes Drummond Countess Eglinton (age 59). They were second cousins.

Before 1591 Randulph Mainwaring of Over Peover (age 18) and Jane Smythe were married. An example of Marriage of Two Sets of Siblings. His sister Anne Mainwaring (age 18) married her brother Laurence Smith of Hatherton in Cheshire (age 20). They were second cousins.

In or before 1595 Laurence Smith of Hatherton in Cheshire (age 25) and Anne Mainwaring (age 22) were married. An example of Marriage of Two Sets of Siblings. His sister Jane Smythe married her brother Randulph Mainwaring of Over Peover (age 21). They were second cousins.

In Sep 1597 John Maxwell 9th Lord Maxwell (age 14) and Margaret Hamilton Lady Maxwell were married. She by marriage Lord Maxwell. She the daughter of John Hamilton 1st Marquess Hamilton (age 62) and Margaret Lyon Marchioness Hamilton. He the son of John Maxwell 1st Earl Morton and Elizabeth Douglas Countess Morton. They were second cousins.

In 1605 John Abernethy 8th Lord Saltoun (age 28) and Elizabeth Stewart Lady Saltoun (age 18) were married. She by marriage Lord Saltoun. She the daughter of James "The Bonnie Earl" Stewart 2nd Earl Moray and Elizabeth Stewart 2nd Countess Moray. They were second cousins. She a great x 3 granddaughter of King Henry VII of England and Ireland.

Before 02 Sep 1609 John Fleming 2nd Earl Wigtown (age 20) and Margaret Livingston Countess Wigtown were married. She the daughter of Alexander Livingston 1st Earl Linlithgow and Helen Hay. He the son of John Fleming 1st Earl Wigtown (age 42) and Lilias Graham Countess Graham. They were second cousins.

Before 1610 Walter Butler 11th Earl Ormonde 4th Earl Ossory (age 51) and Helen Butler Countess Ormonde and Ossory were married. They were second cousins.

In 1610 Philip IV King Spain (age 4) and Elisabeth Bourbon Queen Consort Spain (age 7) were married. She by marriage Queen Consort Spain. She the daughter of Henry IV King France (age 56) and Marie de Medici Queen Consort France (age 34). He the son of Philip III King Spain (age 31) and Margaret of Austria Queen Consort Spain (age 25). They were second cousins.

In 1615 Louis XIII King France (age 13) and Anne of Austria Spain Queen Consort France (age 13) were married. She by marriage Queen Consort of France. She the daughter of Philip III King Spain (age 36) and Margaret of Austria Queen Consort Spain. He the son of Henry IV King France and Marie de Medici Queen Consort France (age 39). They were second cousins.

On 10 Apr 1617 Henri Valois II Duke Longueville (age 22) and Louise Bourbon Condé Duchess Longueville (age 13) were married at Paris [Map]. She by marriage Duchess Longueville. She the daughter of Charles Bourbon Condé Count Soissons and Anne Montafié Countess Soissons (age 39). He the son of Henri Valois I Duke Longueville and Catherine Gonzaga Duchess Longueville (age 49). They were second cousins.

On 17 Oct 1620 Alexander Livingston 2nd Earl Linlithgow and Mary Douglas (age 23) were married. She the daughter of William Douglas 10th Earl Angus and Elizabeth Oliphant Countess Angus. He the son of Alexander Livingston 1st Earl Linlithgow and Helen Hay. They were second cousins.

On 14 Jul 1623, two days after the death of his father, and his succeeding as Earl of Bath, Edward Bourchier 4th Earl Bath (age 33) and Dorothy St John Countess Bath were married. She by marriage Countess Bath. He the son of William Bourchier 3rd Earl Bath (deceased) and Elizabeth Russell Countess Bath. They were second cousins.

On 22 Oct 1627 William Arundell (age 41) and Mary Browne (age 34) were married. They were second cousins.

Before 1628 Charles Berkeley 2nd Viscount Fitzhardinge (age 28) and Penelope Godolphin Viscountess Fitzhardinge were married. They were second cousins.

In 1630 or 1639 George Seton Master of Seton (age 25) and Henrietta Gordon Countess Traquair were married. She the daughter of George Gordon 2nd Marquess Huntly (age 38) and Anna Campbell Marchioness Huntly. He the son of George Seton 3rd Earl Winton (age 45) and Anne Hay Countess Winton. They were second cousins.

After 16 Sep 1630 John Culpepper 1st Baron Culpeper (age 30) and Judith Culpeper (age 24) were married. They were second cousins.

Before May 1631 John Maxwell 6th Lord Herries of Terregles (age 51) and Elizabeth Maxwell Lady Terregles (age 46) were married. She by marriage Lord Herries of Terregles. She the daughter of John Maxwell 1st Earl Morton and Elizabeth Douglas Countess Morton. They were second cousins.

In 1632 John Hamilton 1st Lord of Bargeny and Jean Douglas (age 30) were married. She the daughter of William Douglas 1st Marquess Douglas (age 43) and Margaret Hamilton Countess Angus. They were second cousins.

In or before 1639 William Spencer 2nd Baronet (age 31) and Constance Lucy were married. They were second cousins.

On 03 Jun 1643 James Murray 2nd Earl Tullibardine (age 25) and Lilias Drummond Countess Tullibardine (age 22) were married. She the daughter of John Drummond 2nd Earl Perth (age 55) and Jean Ker Countess Perth. He the son of Patrick Murray 1st Earl Tullibardine (age 64). They were second cousins.

Before 1647 Thomas Littleton 2nd Baronet (age 26) and Anne Littleton Lady Littleton were married. They were second cousins.

In or before 1647 Thomas Wharton (age 31) and Mary Carey (age 31) were married. She the daughter of Henry Carey 1st Earl Dover (age 66) and Judith Pelham Countess Dover. They were second cousins.

Around 1648 Montagu Bertie 2nd Earl Lindsey (age 40) and Bridget Wray Countess Lindsey (age 21) were married. She by marriage Countess Lindsey. She the daughter of Edward Wray and Elizabeth Norreys 3rd Baroness Norreys Rycote. He the son of Robert Bertie 1st Earl Lindsey and Elizabeth Montagu Countess Lindsey. They were second cousins.

On 12 Feb 1655 Henry Carey and Mary Scrope 6th Marchioness Winchester were married at St Dionis Backchurch. She the illegitmate daughter of Emanuel Scrope 1st Earl of Sunderland and Martha Jeanes. He the son of Henry Carey 2nd Earl Monmouth (age 59) and Martha Cranfield Countess Monmouth (age 54). They were second cousins.

On 04 Sep 1662 George Seton 4th Earl Winton (age 21) and Mary Montgomerie Countess Winton were married. She by marriage Countess Winton. She the daughter of Hugh Montgomerie 7th Earl Eglinton (age 49) and Mary Leslie Countess of Eglinton. He the son of George Seton Master of Seton and Henrietta Gordon Countess Traquair. They were second cousins.

Before 1676 Leopold Habsburg Spain I Holy Roman Emperor (age 35) and Claudia Felicitas of Holy Roman Empress (age 22) were married. He the son of Ferdinand King Bohemia III Holy Roman Emperor and Maria Anna of Spain Holy Roman Empress. They were second cousins.

On 10 Apr 1684 Victor Amadeus King Sardinia (age 17) and Anne Marie Bourbon Queen Consort Sardinia (age 14) were married. She by marriage Duchess Savoy. She the daughter of Philip Bourbon I Duke Orléans (age 43) and Princess Henrietta Stewart Duchess Orléans (age 39). They were second cousins. She a granddaughter of King Charles I of England, Scotland and Ireland.

On 12 Jun 1684 John Fitzgerald 18th Earl of Kildare (age 23) and Elizabeth Jones Countess Kildare (age 19) were married. She by marriage Countess Kildare. She the daughter of Richard Jones 1st Earl Ranelagh (age 43) and Elizabeth Willoughby Countess Ranelagh (age 51). He the son of Wentworth Fitzgerald 17th Earl of Kildare and Elizabeth Holles Countess Kildare. They were second cousins.

Before 1685 Frederick I King Prussia (age 27) and Sophia Charlotte Hanover Queen Consort Prussia (age 16) were married. She the daughter of Ernest Augustus Hanover Elector Brunswick-Lüneburg (age 55) and Sophia Palatinate Simmern (age 54). He the son of Frederick William "Great Elector" Hohenzollern Elector Brandenburg (age 64) and Luise Henriette Orange Nassau. They were second cousins. She a great granddaughter of King James I of England and Ireland and VI of Scotland.

On 15 Jul 1685 Maximilian Wittelsbach II Elector Bavaria (age 23) and Maria Antonia of Austria (age 16) were married. She the daughter of Leopold Habsburg Spain I Holy Roman Emperor (age 45) and Margaret Theresa Habsburg Holy Roman Empress. They were second cousins.

After 1686 Charles Hamilton 5th Earl Abercorn (age 26) and Catherine Hamilton (age 33) were married. They were second cousins.

Before 05 Sep 1686 William Lenthall and Catherine Hamilton (age 33) were married. They were second cousins.

On 19 Oct 1692 Hugh Fortescue (age 27) and Bridget Boscawen were married. They were second cousins.

After 09 Jan 1694 Charles Stewart 4th Earl Traquair (age 35) and Mary Maxwell Countess Traquair (age 23) were married. She by marriage Countess Traquair. She the daughter of Robert Maxwell 4th Earl Nithsdale and Lucy Douglas Countess Nithsdale (age 50). He the son of John Stewart 2nd Earl Traquair and Anne Seton. They were second cousins.

On 06 Oct 1694 James Montagu (age 28) and Tufton Wray were married. They were second cousins.

Before 1698 William Fermor 1st Baron Leominster (age 49) and Sophia Osborne Baroness Leominster (age 36) were married. She by marriage Baroness Leominster. She the daughter of Thomas Osborne 1st Duke Leeds (age 65) and Bridget Bertie Duchess Leeds (age 68). They were second cousins.

On 23 Apr 1698 Thomas Coningsby 1st Earl Coningsby (age 41) and Frances Jones Countess Coningsbury (age 25) were married. She the daughter of Richard Jones 1st Earl Ranelagh (age 57) and Elizabeth Willoughby Countess Ranelagh. They were second cousins.

On 03 Nov 1701 Philippe V King Spain (age 17) and Maria Luisa Savoy (age 13) were married. She the daughter of Victor Amadeus King Sardinia (age 35) and Anne Marie Bourbon Queen Consort Sardinia (age 32). He the son of Louis "Le Grand Dauphin" Bourbon Duke Burgundy (age 40) and Maria Anna Victoria Wittelsbach Duchess Burgundy. They were second cousins. She a great granddaughter of King Charles I of England, Scotland and Ireland.

Before 25 Feb 1702 Daniel Lascelles (age 46) and Mary Lascelles (age 40) were married. They were second cousins.

Before 1703 James Barry 4th Earl Barrymore (age 36) and Elizabeth Boyle Countess Barrymore (age 40) were married. She by marriage Countess Barrymore. He the son of Richard Barry 2nd Earl Barrymore. They were second cousins. She a great x 5 granddaughter of King Henry VII of England and Ireland.

Before 1704 Brabazon Ponsonby 1st Earl Bessborough (age 25) and Sarah Margetson (age 25) were married. They were second cousins.

In 1706 Edward Irby 1st Baronet (age 29) and Dorothy Paget Lady Irby were married. She by marriage Lady Irby of Whaplode and Boston. They were second cousins.

Around 05 Aug 1706 James Drummond 2nd Duke Perth (age 32) and Jane Gordon Duchess Perth (age 15) were married. She the daughter of George Gordon 1st Duke Gordon (age 63) and Elizabeth Howard Duchess Gordon. He the son of James Drummond 1st Duke Perth (age 58) and Jean Douglas. They were second cousins.

On 14 May 1711 Reverend Barton Wallop and Camilla Powlett-Smyth were married. They had two children. They were second cousins.

In Jul 1717 Charles Bruce 4th Earl Elgin 3rd Earl Ailesbury (age 35) and Juliana Boyle (age 20) were married. She the daughter of Charles Boyle 2nd Earl Burlington and Juliana Noel Countess Burlington (age 45). He the son of Thomas Bruce 3rd Earl Elgin 2nd Earl Ailesbury (age 61) and Elizabeth Seymour Countess Elgin and Ailesbury. They were second cousins.

Before 1718 Coplestone Warwick Bamfylde 3rd Baronet (age 28) and Gertrude Carew Lady Coplestone Lady Copley Sprotborough (age 35) were married. She by marriage Lady Bampfylde of Poltimore in Devon. They were second cousins.

On 10 Mar 1720 Charles Douglas 3rd Duke Queensberry (age 21) and Catherine Hyde Duchess Queensbury (age 19) were married. She by marriage Duchess Queensberry. She the daughter of Henry Hyde 2nd Earl Rochester 4th Earl Clarendon (age 47) and Jane Leveson-Gower Countess Rochester and Clarendon. He the son of James Douglas 2nd Duke Queensberry and Mary Boyle Duchess Queensbury. They were second cousins.

On 05 Apr 1720 Francis Scott 2nd Duke Buccleuch (age 25) and Jane Douglas were married at Earl of Rochester's House Privy Gardens Whitehall Palace. She the daughter of James Douglas 2nd Duke Queensberry and Mary Boyle Duchess Queensbury. He the son of James Scott and Henrietta Hyde Countess Dalkeith (age 43). They were second cousins. He a great grandson of King Charles II of England Scotland and Ireland.

On 11 Aug 1721 Robert Temple (age 27) and Mehitable Nelson (age 30) were married at Boston, Massachusetts. They were second cousins.

Around 21 Feb 1723 Jacob Astley 3rd Baronet (age 31) and Lucy L'Estrange (age 24) were married. They were second cousins.

In or before 1724 William Douglas 2nd Earl March (age 27) and Anne Hamilton 2nd Countess Ruglen (age 27) were married. She the daughter of John Hamilton 1st Earl Ruglen 3rd Earl Selkirk (age 59) and Elizabeth Hutchinson Countess Ruglen (age 46). He the son of William Douglas 1st Earl March (age 53) and Jean Hay Countess March. They were second cousins.

On 28 Jun 1729 Henry Somerset 3rd Duke Beaufort (age 22) and Frances Scudamore 3rd Duchess Beaufort (age 18) were married. He the son of Henry Somerset 2nd Duke Beaufort and Rachel Noel Duchess Beaufort. They were second cousins.

Before 1744 Peter Legh (age 74) and Frances Leigh were married. They were second cousins.

Before 13 Feb 1748 John Prideaux (age 30) and Elizabeth Rolt (age 45) were married. They were second cousins.

In 1750 Heneage Finch 3rd Earl Aylesford (age 34) and Charlotte Seymour Countess Aylesford (age 19) were married. She was reputed to be worth £50,000. She the daughter of Charles Seymour 6th Duke Somerset and Charlotte Finch Duchess Somerset (age 57). He the son of Heneage Finch 2nd Earl Aylesford (age 67) and Mary Fisher Countess Aylesford. They were second cousins.

On 10 Mar 1755 James Leigh (age 31) and Caroline Brydges (age 26) were married. She the daughter of Henry Brydges 2nd Duke Chandos (age 47) and Mary Bruce. They were second cousins.

Before 1758 Anthony Ashley-Cooper 4th Earl Shaftesbury (age 46) and Susannah Noel Countess Shaftesbury (age 47) were married. She by marriage Countess Shaftesbury. She the daughter of Baptist Noel 3rd Earl Gainsborough and Dorothy Manners Countess Gainsborough. He the son of Anthony Ashley-Cooper 3rd Earl Shaftesbury and Jane Ewer Countess Shafetsbury. They were second cousins.

On 22 Apr 1759 Charles Gordon 4th Earl Aboyne (age 33) and Margaret Stewart Countess Aboyne were married. She by marriage Countess Aboyne. She the daughter of Alexander Stewart 6th Earl Galloway (age 65) and Catherine Cochrane Countess Galloway (age 50). He the son of John Gordon 3rd Earl Aboyne and Grace Lockhart Countess Aboyne. They were second cousins.

In 1766 Albert Casimir Duke of Teschen (age 27) and Maria Christina Duchess of Teschen (age 23) were married. She the daughter of Francis I Holy Roman Emperor and Maria Theresa Habsburg Spain Holy Roman Empress (age 48). They were second cousins. He a great x 4 grandson of King James I of England and Ireland and VI of Scotland.

On 01 Oct 1766 Gustav III King Sweden (age 20) and Queen Sophia of Sweden (age 20) were married. She the daughter of Frederick V King Denmark and Norway and Louise Hanover Queen Consort Denmark and Norway. He the son of Adolph Frederick King Sweden (age 56) and Louisa Ulrika of Prussia Queen Consort of Sweden (age 46). They were second cousins. He a great grandson of King George I of Great Britain and Ireland. She a granddaughter of King George II of Great Britain and Ireland.

On 13 Apr 1773 William Burrell 2nd Baronet (age 40) and Sophia Raymond Lady Burrell (age 20) were married. The difference in their ages was 20 years. They were second cousins.

In 1784 George Cranfield Berkeley (age 30) and Emily Charlotte Lennox (age 20) were married. He the son of Augustus Berkeley 4th Earl Berkeley and Elizabeth Drax Countess Berkeley and Nugent (age 64). They were second cousins. He a great x 2 grandson of King Charles II of England Scotland and Ireland. She a great x 2 granddaughter of King Charles II of England Scotland and Ireland.

On 25 Aug 1784 Henry Hoare 3rd Baronet (age 22) and Maria Palmer Acland were married. They were second cousins.

On 14 Oct 1789 William Dolben 3rd Baronet (age 62) and Charlotte Affleck Lady Dolben were married. She by marriage Lady Dolben of Finedon in Northamptonshire. They were second cousins.

On 24 May 1795 Charles Scott 4th Duke Buccleuch 6th Duke Queensberry (age 23) and Harriet Katherine Townshend Duchess Buccleuch Duchess Queensbury (age 21) were married. He the son of Henry Scott 3rd Duke Buccleuch (age 48) and Elizabeth Montagu Duchess Buccleuch (age 51). They were second cousins. He a great x 4 grandson of King Charles II of England Scotland and Ireland.

On 15 Dec 1795 Augustus George Legge (age 22) and Honora Bagot (age 20) were married. He the son of William Legge 2nd Earl Dartmouth (age 64) and Frances Catherine Gounter Nicoll Countess Dartmouth (age 62). They were second cousins.

On 21 Oct 1797 Duke Augustus of Saxe Coburg Altenburg (age 24) and Louise Charlotte Mecklenburg-Schwerin (age 17) were married. He the son of Duke Ernest of Saxe Coburg Altenburg (age 52) and Charlotte Saxe Meiningen Duchess Saxe Gotha Altenburg (age 46). They were second cousins.

On 04 Dec 1797 Philip Yorke (age 27) and Anna Maria Cocks (age 24) were married. He the son of Bishop James Yorke (age 67) and Mary Maddox. They were second cousins.

On 25 Nov 1800 Francis Almeric Spencer 1st Baron Churchill (age 20) and Frances Fitzroy Baroness Churchill Wychwood (age 20) were married. She the daughter of Augustus Henry Fitzroy 3rd Duke Grafton (age 65) and Elizabeth Wrottesley Duchess Grafton (age 55). He the son of George Spencer 4th Duke Marlborough (age 61) and Caroline Russell Duchess Marlborough (age 57). They were second cousins. She a great x 3 granddaughter of King Charles II of England Scotland and Ireland.

Before 28 Sep 1804 George Fitzroy 2nd Baron Southampton (age 43) and Frances Isabella Seymour Baroness Southampton were married. She by marriage Baroness Southampton. They were second cousins. He a great x 3 grandson of King Charles II of England Scotland and Ireland. She a great x 3 granddaughter of King Charles II of England Scotland and Ireland.

On 24 Dec 1806 Samuel Hoare (age 23) and Louisa Gurney (age 22) were married at the Tasburgh Meeting House [Map]. They were second cousins.

Before 11 Jan 1807 Joseph Yorke (age 42) and Catherine Cocks were married. He the son of Bishop James Yorke (age 76) and Mary Maddox. They were second cousins.

On 01 Jun 1818 Adolphus Hanover 1st Duke Cambridge (age 44) and Princess Augusta Hesse-Kassel Duchess Cambridge (age 20) were married. She by marriage Duchess Cambridge. The difference in their ages was 23 years. 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 second cousins. She a great granddaughter of King George II of Great Britain and Ireland.

On 07 Jun 1824 William Fitzgerald De Ros 22nd Baron Ros Helmsley (age 26) and Georgiana Lennox Baroness Ros Helmsley (age 28) were married. She the daughter of Charles Lennox 4th Duke Richmond and Charlotte Gordon Duchess Richmond (age 55). They were second cousins. He a great x 3 grandson of King Charles II of England Scotland and Ireland. She a great x 3 granddaughter of King Charles II of England Scotland and Ireland.

In 1829 William Cavendish 7th Duke Devonshire (age 20) and Blanche Georgiana Howard Duchess Devonshire (age 16) were married. She the daughter of George Howard 6th Earl Carlisle (age 55) and Georgiana Cavendish Countess Carlisle (age 45). They were second cousins.

On 23 Feb 1830 Frederick Spencer 4th Earl Spencer (age 31) and Elizabeth Georgiana Poyntz Countess Spencer (age 30) were married. He the son of George John Spencer 2nd Earl Spencer (age 71) and Lavinia Bingham Countess Spencer (age 68). They were second cousins.

On 09 Aug 1833 Randolph Stewart 9th Earl Galloway (age 33) and Harriet Blanche Somerset Countess Galloway (age 21) were married. She the daughter of Henry Charles Somerset 6th Duke Beaufort (age 66) and Charlotte Sophia Leveson-Gower Duchess Beaufort (age 62). He the son of George Stewart 8th Earl Galloway (age 65) and Jane Paget Countess Galloway (age 58). They were second cousins.

On 02 Oct 1837 George Edward Anson (age 25) and Georgiana Mary Harbord (age 25) were married. They were second cousins.

On 29 Oct 1840 Colonel Hambleton Francis Custance (age 31) and Frances Bacon (age 32) were married. They were second cousins.

In 1842 Edmund Parker 2nd Earl Morley (age 31) and Harriet Sophia Parker Countess Morley (age 33) were married. She by marriage Countess Morley. He the son of John Parker 1st Earl Morley and Frances Talbot Countess Morley (age 60). They were second cousins.

On 26 May 1842 King Christian IX of Denmark (age 24) and Queen Louise Hesse-Kassel of Denmark (age 24) were married. She by marriage Queen Consort Denmark. He the son of Friedrich Wilhelm Glücksburg Duke Schleswig Holstein Sonderburg Glücksburg and Louise Caroline Hesse-Kassel Duchess Schleswig Holstein Sonderburg Glücksburg (age 52). They were second cousins. He a great x 2 grandson of King George II of Great Britain and Ireland. She a great x 2 granddaughter of King George II of Great Britain and Ireland.

On 09 Jun 1846 William Legge 5th Earl Dartmouth (age 22) and Augusta Finch Countess Dartmouth (age 24) were married. She the daughter of Heneage Finch 5th Earl Aylesford (age 60) and Augusta Sophia Greville Countess Aylesford. He the son of William Legge 4th Earl Dartmouth (age 61) and Frances Charlotte Chetwynd-Talbot Countess Dartmouth. They were second cousins.

On 13 Jun 1846 John Henry Gurney (age 27) and Mary Jary Gurney (age 17) were married. They were second cousins.

Before 28 Apr 1849 Simon Yorke III (age 38) and Victoria Mary Louisa Cust were married. They were second cousins.

On 07 Aug 1851 William Duncombe 1st Earl Feversham (age 22) and Mabel Violet Graham Countess Feversham (age 18) were married. They were second cousins.

On 29 Mar 1853 Reverend Gilbert Vyvyan Heathcote (age 22) and Eliza Heathcote were married. They were second cousins.

On 04 Oct 1855 George John Manners (age 35) and Adeliza Matilda Fitzalan (age 26) were married. She the daughter of Henry Charles Howard 13th Duke of Norfolk (age 64) and Charlotte Sophia Leveson-Gower Duchess Norfolk (age 67). He the son of John Henry Manners 5th Duke Rutland (age 77) and Elizabeth Howard Duchess Rutland. They were second cousins.

In 1858 Pascoe du Pré Grenfell (age 26) and Sophia Grenfell (age 27) were married. They were second cousins.

In 1858 Hedworth Joliffe 2nd Baron Hylton (age 28) and Agnes Mary Georgiana Byng (age 24) were married. She the daughter of George Byng 2nd Earl Strafford (age 51) and Agnes Paget. They were second cousins.

On 07 Jun 1865 Ferdinand de Rothschild (age 25) and Evelina de Rothschild (age 25) were married. She died eighteen months later in childbirth. They were second cousins.

In 1872 Hedworth Joliffe 2nd Baron Hylton (age 42) and Agnes Mary Georgiana Byng (age 38) were divorced.

On 20 Apr 1875 Reverend George Boughey 5th Baronet (age 37) and Theodosia Mary Royds (age 34) were married. They were second cousins.

In 1877 Charles Compton Cavendish (age 26) and Beatrice Constance Grosvenor (age 18) were married. She the daughter of Hugh Lupus Grosvenor 1st Duke Westminster (age 51) and Constance Leveson-Gower Duchess Westminster (age 42). They were second cousins.

On 03 Apr 1877 John William Plunkett 17th Baron Dunsany (age 23) and Ernle Elizabeth Louisa Maria Grosvenor Burton (age 22) were married at St George's Church, Hanover Square. They were second cousins.

On 24 Jul 1877 Colonel Walter Rodolph Trefusis (age 39) and Mary Charlotte Montagu-Douglas-Scott (age 25) were married. She the daughter of Walter Scott 5th Duke Buccleuch 7th Duke Queensberry and Charlotte Anne Thynne Duchess Buccleuch Duchess Queensbury (age 66). They were second cousins.

On 26 Sep 1877 Ernest James Seymour (age 27) and Georgiana Seymour Fortescue (age 25) were married. She the daughter of Hugh Fortescue 3rd Earl Fortescue (age 59) and Georgina Augusta Dawson-Damer Countess Fortescue. He the son of Francis George Hugh Seymour-Conway 5th Marquess Hertford (age 65) and Frances Elizabeth Anson Marchioness Hertford (age 67). They were second cousins. He a great x 5 grandson of King James II of England Scotland and Ireland. She a great x 5 granddaughter of King James II of England Scotland and Ireland.

On 26 May 1879 Frederick Lambton 4th Earl Durham (age 23) and Beatrix Bulteel Countess Durham (age 20) were married. He the son of George Frederick D'Arcy Lambton 2nd Earl Durham (age 50) and Beatrix Frances Hamilton Countess Durham. They were second cousins. He a great x 5 grandson of King Charles II of England Scotland and Ireland.

On 28 Feb 1883 George Somerset 3rd Baron Raglan (age 25) and Ethel Jemima Ponsonby Baroness Raglan (age 25) were married. She the daughter of Walter William Brabazon Ponsonby 7th Earl Bessborough (age 61) and Louisa Susan Cornwallis Eliot Countess Bessborough (age 57). They were second cousins.

On 11 Feb 1886 Richard Nelson Rycroft 5th Baronet (age 26) and Dorothea Hester Bluett Wallop Lady Rycroft were married. She by marriage Lady Rycroft of Calton in Yorkshire. She the daughter of Isaac Newton Wallop 5th Earl of Portsmouth (age 61) and Eveline Howard Herbert Countess Portsmouth (age 51). They were second cousins.

On 15 Jul 1886 Hugh Fortescue 4th Earl Fortescue (age 32) and Emily Ormsby-Gore Countess Fortescue (age 26) were married. He the son of Hugh Fortescue 3rd Earl Fortescue (age 68) and Georgina Augusta Dawson-Damer Countess Fortescue. They were second cousins. He a great x 5 grandson of King James II of England Scotland and Ireland. She a great x 5 granddaughter of King James II of England Scotland and Ireland.

In 1887 Charles Glynne Earle Welby 5th Baronet (age 21) and Maria Hervey were married. They were second cousins.

In 1889 Edward George Bootle Wibraham 2nd Earl Lathom and Wilma Pleydell-Bouverie Countess Lathom (age 19) were married. She the daughter of William Pleydell-Bouverie 5th Earl Radnor (age 47) and Helen Matilda Chaplin Countess Radnor (age 42). He the son of Edward Bootle Wibraham 1st Earl Lathom (age 51) and Alice Villiers Countess Lathom (age 48). They were second cousins.

On 22 Aug 1892 Major Charles Beague St John-Mildmay (age 31) and Evelyn Augusta St John-Mildmay were married. They were second cousins. She a great x 5 granddaughter of King James II of England Scotland and Ireland.

On 27 Oct 1892 Henry Waldegrave 11th Earl Waldegrave (age 38) and Anne Katherine Bastard Countess Waldegrave (age 25) were married. They were second cousins. He a great x 5 grandson of King James II of England Scotland and Ireland.

On 26 Nov 1894 Tsar Nicholas II of Russia (age 26) and Alix aka Alexandra Hesse Darmstadt (age 22) were married. She by marriage Tsarina Russia. She the daughter of Prince Louis Hesse Darmstadt IV Grand Duke and Princess Alice Saxe Coburg Gotha. They were second cousins. He a great x 4 grandson of King George II of Great Britain and Ireland. She a granddaughter of Queen Victoria of the United Kingdom.

On 29 Aug 1902 Prince Nicholas Glücksburg (age 30) and Elena Vladimirovna Holstein Gottorp Romanov (age 20) were married. He the son of George I King Greece (age 56) and Olga Constantinovna Holstein Gottorp Romanov Queen Consort Greece (age 51). They were second cousins. He a great x 4 grandson of King George II of Great Britain and Ireland.

In 1903 Harold Dudley Clayton 10th Baronet (age 25) and Leila Cecilia Clayton Lady Clayton (age 20) were married. They were second cousins.

On 14 Sep 1904 Geoffrey Duke Coleridge 3rd Baron Coleridge (age 27) and Mary aka Jessie Alethea Mackarness Baroness Coleridge (age 24) were married at St Michael's Church, Sandhurst. They were second cousins.

On 23 Feb 1911 John Standish Surtees Prendergast 6th Viscount Gort (age 24) and Corinna Katherine Medlicott Vereker (age 19) were married. They were second cousins.

On 15 Jun 1912 Captain Louis Edwin William Egerton (age 31) and Jane Seymour (age 22) were married. They were second cousins.

On 21 Aug 1915 Hubert Acland 4th Baronet (age 25) and Lalage Mary Kathleen Acland (age 26) were married at All Saints Church, Dorchester. They were second cousins.

On 27 Feb 1921 George II King Hellenes (age 30) and Elisabeth Hohenzollern Sigmaringen Queen Consort Greece Queen Consort Hellenes (age 26) were married at Bucharest. He the son of Constantine I King Greece (age 52) and Sophia Hohenzollern Queen Consort Greece (age 50). They were second cousins. He a great grandson of Queen Victoria of the United Kingdom. She a great granddaughter of Queen Victoria of the United Kingdom.

On 10 Mar 1921 King Carol II Hohenzollern Sigmaringen (age 27) and Helen Glücksburg (age 24) were married at Athens. She the daughter of Constantine I King Greece (age 52) and Sophia Hohenzollern Queen Consort Greece (age 50). They were second cousins. He a great grandson of Queen Victoria of the United Kingdom. She a great granddaughter of Queen Victoria of the United Kingdom.

In 1928 King Carol II Hohenzollern Sigmaringen (age 34) and Helen Glücksburg (age 31) were divorced.

In 1929 David George Brownlow-Cecil 6th Marquess Exeter (age 23) and Mary Theresa Montagu-Douglas-Scott (age 24) were married. She the daughter of John Scott 7th Duke Buccleuch 9th Duke Queensberry (age 64) and Margaret Alice "Molly" Bridgeman Duchess Buccleuch Duchess Queensbury (age 56). He the son of William Cecil 5th Marquess Exeter (age 52) and Myra Rowena Sibell Orde-Powlett Marchioness of Exeter (age 49). They were second cousins.

On 14 Oct 1931 George Pitt-Rivers (age 41) and Rosalind Venetia Henley (age 24) were married. They were second cousins.

On 20 Oct 1932 Gustaf Adolf Bernadotte (age 26) and Sibylla Saxe Coburg Gotha (age 24) were married. He the son of Gustaf Adolph VI King Sweden (age 49) and Margaret "Daisy" Windsor. They were second cousins. He a great grandson of Queen Victoria of the United Kingdom. She a great granddaughter of Queen Victoria of the United Kingdom.

On 29 Nov 1934 Prince George Windsor 1st Duke Kent (age 31) and Princess Marina Glücksburg Duchess Kent (age 27) were married at Westminster Abbey [Map]. She by marriage Duchess Kent. The wedding was followed by a Greek ceremony in the private chapel at Buckingham Palace [Map]. She had eight bridesmaids: her first cousins Princess Irene Glücksburg (age 30), He the son of George V King United Kingdom (age 69) and Victoria Mary Teck Queen Consort England (age 67). They were second cousins. She a great x 5 granddaughter of King George II of Great Britain and Ireland.

On 18 Nov 1938 Frederic Raymond Clegg-Hill (age 29) and Alice Dorothy Chapman were married. They were second cousins.

In 1946 Dermot Chichester 7th Marquess Donegal (age 29) and Josceline Gabrielle Legge Marchioness County Donegal (age 28) were married. She the daughter of William Legge 7th Earl Dartmouth (age 65) and Ruperta Wynn Carington Countess Dartmouth (age 63). They were second cousins.

In 1946 David George Brownlow-Cecil 6th Marquess Exeter (age 40) and Mary Theresa Montagu-Douglas-Scott (age 41) were divorced.

In 1946 George William Hanover (age 30) and Sophie Glücksburg (age 31) were married. He the son of Ernest Augustus Hanover Duke Brunswick (age 58) and Viktoria Luise Hohenzollern Duchess Brunswick (age 53). They were second cousins. He a great x 2 grandson of Queen Victoria of the United Kingdom. She a great x 2 granddaughter of Queen Victoria of the United Kingdom.

On 03 Dec 1946 Robert George Grosvenor 5th Duke Westminster (age 36) and Viola Maud Lyttelton Duchess Westminster (age 34) were married. They were second cousins.

On 11 Jun 1996 Edward William Dawnay (age 46) and Jane Meriel Grosvenor Duchess Roxburghe (age 43) were married. She the daughter of Robert George Grosvenor 5th Duke Westminster and Viola Maud Lyttelton Duchess Westminster. They were second cousins.

Before 03 May 2005 Major Charles William Lambton (age 83) and Elizabeth Mary Petty-Fitzmaurice (age 78) were married. She the daughter of Henry Petty-Fitzmaurice 6th Marquess of Lansdowne. They were second cousins.

Louis Bourbon Duke Burgundy and Maria Adelaide Savoy were married. She the daughter of Victor Amadeus King Sardinia and Anne Marie Bourbon Queen Consort Sardinia. He the son of Louis "Le Grand Dauphin" Bourbon Duke Burgundy and Maria Anna Victoria Wittelsbach Duchess Burgundy. They were second cousins. She a great granddaughter of King Charles I of England, Scotland and Ireland.

John Talbot and Catherine Talbot were married. They were second cousins.

Philip V King France I King Navarre and Joan of Burgundy Queen Consort France were married. She by marriage Queen Consort of France. She the daughter of Otto Ivrea IV Count Burgundy and Mahaut Artois Countess Burgundy. He the son of Philip "The Fair" IV King France and Joan Blois I Queen Navarre. They were second cousins. He a great x 4 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

Robert Kerr 2nd Earl Lothian and Annabel Campbell Countess Lothian were married. She the daughter of Archibald Campbell 7th Earl Argyll and Agnes Douglas Countess Argyll. He the son of Mark Kerr 1st Earl Lothian. They were second cousins.

Humphrey Stafford and Margaret Beaufort were married. She the daughter of Edmund Beaufort 1st or 2nd Duke Somerset and Eleanor Beauchamp Duchess Somerset. He the son of Humphrey Stafford 1st Duke of Buckingham and Anne Neville Duchess Buckingham. They were second cousins. He a great x 2 grandson of King Edward III of England. She a great x 2 granddaughter of King Edward III of England.

Harald Glücksburg and Helene Adelheid Viktoria Marie Glücksburg were married. She the daughter of Friedrich Ferdinand Glücksburg Duke Schleswig Holstein Sonderburg Glücksburg and Victoria Friederike Oldenburg Duchess Schleswig Holstein Sonderburg Glücksburg. He the son of Frederick VIII King Denmark and Louise of Sweden Queen Consort Denmark. They were second cousins. He a great x 4 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.

John Tuchet 6th Baron Audley, 3rd Baron Tuchet and Anne Echingham Baroness Audley Heighley were married. They were second cousins. He a great x 5 grandson of King Henry III of England. She a great x 5 granddaughter of King Henry III of England.

John Montfort V Duke Brittany and Joan Valois Duchess Brittany were married. She by marriage Duchess Brittany 1341 War of Sucession. She the daughter of Charles "Beloved Mad" VI King France and Isabeau Wittelsbach Queen Consort France. He the son of John Montfort V Duke Brittany and Joanna of Navarre Queen Consort England. They were second cousins. He a great x 3 grandson of King Henry III of England. She a great x 5 granddaughter of King Henry III of England.

John Tuchet and Margaret Mortimer were married. She the daughter of Roger Mortimer 2nd Earl March and Philippa Montagu Countess March. They were second cousins.

Peter Bourbon Duke Bourbon and Isabella Valois Duchess Bourbon were married. She by marriage Duchess Bourbon. She the daughter of Charles Valois I Count Valois and Mahaut Chatillon Countess Valois. He the son of Louis Bourbon I Duke Bourbon and Mary Hainault Duchess Bourbon. They were second cousins. He a great x 4 grandson of King Henry "Curtmantle" II of England. She a great x 2 granddaughter of King Henry III of England.

Christopher Montagu and Anne Montagu were married. She the daughter of Edward Montagu 1st Earl Sandwich and Jemima Crew Countess Sandwich. They were second cousins.

Gilbert Kennedy 2nd Earl Cassilis and Isabel Campbell Countess Cassilis were married. She the daughter of Archibald Campbell 2nd Earl Argyll and Elizabeth Stewart Countess Argyll. He the son of David Kennedy 1st Earl Cassilis. They were second cousins.

Sancho Alfonso Ivrea and Beatrice Burgundy were married. The difference in their ages was 23 years. She the daughter of Peter I King Portugal and Inês Castro. He the illegitmate son of Alfonso "Avenger" XI King Castile and Eleanor Guzman. They were second cousins. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great x 5 granddaughter of King Henry "Curtmantle" II of England.

Louis Valois and Margaret Valois were married. She the daughter of John "Fearless" Valois Duke Burgundy and Margaret Wittelsbach Duchess Burgundy. He the son of Charles "Beloved Mad" VI King France and Isabeau Wittelsbach Queen Consort France. They were second cousins. He a great x 5 grandson of King Henry III of England. She a great x 4 granddaughter of King Edward "Longshanks" I of England.

John Fortescue 1st Baronet and Frances Stanley Lady Fortescue were married. They were second cousins.

Philip Valois I Duke Brabant and Yolande Valois Anjou Duchess Brabant Duchess Brittany were married. She by marriage Duchess Brabant. She the daughter of King Louis of Naples and Yolanda Barcelona Queen Consort Naples. He the son of Anthony Valois Duke Brabant and Jeanne Luxemburg Duchess Brabant. They were second cousins. He a great x 3 grandson of King Edward "Longshanks" I of England. She a great x 5 granddaughter of King Henry III of England.

John Valois and Jacqueline Wittelsbach Duchess Brabant and Gloucester were married. She the daughter of William Wittelsbach IV Count Holland VI Count Hainault V Count Zeeland and Margaret Valois Countess Holland. He the son of Charles "Beloved Mad" VI King France and Isabeau Wittelsbach Queen Consort France. They were second cousins. He a great x 5 grandson of King Henry III of England. She a great x 4 granddaughter of King Edward "Longshanks" I of England.

Robert Stewart 4th Lord Aubigny and Anne Stewart Lady Aubigny were married. She by marriage Lord Aubigny. He the son of John Stewart 1st Earl Lennox and Margaret Montgomerie Countess Lennox. They were second cousins.

Charles Bourbon I Duke Bourbon and Agnes Valois Duchess Bourbon were married. She by marriage Duchess Bourbon. She the daughter of John "Fearless" Valois Duke Burgundy and Margaret Wittelsbach Duchess Burgundy. He the son of John Bourbon I Duke Bourbon and Marie Valois I Duchess Auverge. They were second cousins. He a great x 5 grandson of King Henry III of England. She a great x 4 granddaughter of King Edward "Longshanks" I of England.

Peter Ivrea and Maria Barcelona were married. She the daughter of James "The Just" II King Aragon and Blanche Capet Queen Consort Aragon. He the son of Sancho IV King Castile IV King Leon and Maria Molina Queen Consort Castile Queen Consort Leon. They were second cousins. He a great x 4 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

Tegwared ap Llywelyn "y Baiswen aka White Mantle" Aberffraw and Gwenllian ferch Ednyfed Fychan Tudor were married. They were second cousins.

Hugh Say and Lucia Clifford were married. The difference in their ages was 23 years. They were second cousins. She a great granddaughter of King John "Lackland" of England.

Ferdinand Philipp Saxe Coburg Gotha and Louise Wettin were married. They were second cousins.