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Paternal Family Tree: Anjou aka Plantagenet
Maternal Family Tree: María González Henestrosa Lady Villagera 1356
On 11 Jul 1372 [his father] Edmund of Langley 1st Duke of York (age 31) and [his mother] Isabella of Castile Duchess York (age 17) were married at Wallingford, Oxfordshire [Map]. She by marriage Countess Cambridge. She being the younger sister of [his aunt] Constance (age 18) who had married Edmund's older brother [his uncle] John of Gaunt 1st Duke Lancaster (age 32) a year before. An example of Marriage of Two Sets of Siblings. She the illegitmate daughter of [his grandfather] Peter "Cruel" I King Castile and [his grandmother] Maria Padilla. He the son of [his grandfather] King Edward III of England (age 59) and [his grandmother] Philippa of Hainault Queen Consort England.
On 20 Jul 1385 Richard of Conisbrough 1st Earl Cambridge was born to Edmund of Langley 1st Duke of York (age 44) and Isabella of Castile Duchess York (age 30) at Conisbrough Castle [Map] although there was speculation the father was John Holland 1st Duke Exeter (age 33) with whom Isabella of Castile Duchess York was suspected of having an affair. He a grandson of King Edward III of England.
On 23 Dec 1392 [his mother] Isabella of Castile Duchess York (age 37) died. She was buried at King's Langley Priory, Hertfordshire [Map]. She the wife of [his father] Edmund of Langley 1st Duke of York (age 51). Isabella had travelled to England with her sister [his aunt] Constance of Castile Duchess of Lancaster (age 38) who had married Edmund's elder brother [his uncle] John of Gaunt 1st Duke Lancaster (age 52). Isabella and Edmund's marriage was not, apparently, a happy one. She is known to have had an affair with John Holland 1st Duke Exeter (age 40) who may have been the father of Richard of Conisbrough 1st Earl Cambridge (age 7) progenitor of the House of York.
On 04 Nov 1393 [his father] Edmund of Langley 1st Duke of York (age 52) and [his step-mother] Joan Holland Duchess York (age 13) were married. She by marriage Duchess York. The difference in their ages was 38 years. She the daughter of Thomas Holland 2nd Earl Kent (age 43) and Alice Fitzalan Countess Kent (age 43). He the son of [his grandfather] King Edward III of England and [his grandmother] Philippa of Hainault Queen Consort England. They were half second cousin once removed. She a great x 2 granddaughter of King Edward I of England.
On 01 Aug 1402 [his father] Edmund of Langley 1st Duke of York (age 61) died at King's Langley, Hertfordshire [Map]. His son [his brother] Edward 2nd Duke of York 1st Duke Albemarle (age 29) succeeded 2nd Duke York, 2nd Earl Cambridge and inherited his estates which included Conisbrough Castle [Map]. Philippa Mohun Duchess AlbemarleDuchess York (age 35) by marriage Duchess York.
In May 1406 Richard of Conisbrough 1st Earl Cambridge (age 20) and Anne Mortimer (age 15) were married. The marriage apparently took place in secret possibly because she was a descendant of King Edward III of England although she wasn't at the time Heir to the Throne of England although their issue would become so. She died five years later. She the daughter of Roger Mortimer 4th Earl March 6th Earl Ulster and Eleanor Holland Countess March and Ulster. He the son of Edmund of Langley 1st Duke of York and Isabella of Castile Duchess York. They were first cousin twice removed. He a grandson of King Edward III of England. She a great x 2 granddaughter of King Edward III of England.
Before 24 Jul 1406 John Neville 6th Baron Latimer of Corby (age 24) and [his future wife] Maud Clifford Countess Cambridge (age 17) were married. She by marriage Baroness Latimer of Corby. They were third cousin once removed. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Edward I of England.
In 1409 [his daughter] Isabel York Countess Eu and Essex was born to Richard of Conisbrough 1st Earl Cambridge (age 23) and [his wife] Anne Mortimer (age 18). She a great granddaughter of King Edward III of England. Coefficient of inbreeding 2.28%.
Around 21 Sep 1411 [his wife] Anne Mortimer (age 20) died from childbirth.
On 21 Sep 1411 [his son] Richard Plantagenet 3rd Duke of York was born to Richard of Conisbrough 1st Earl Cambridge (age 26) and [his wife] Anne Mortimer (age 20). His mother died shortly afterwards. He a great grandson of King Edward III of England. Coefficient of inbreeding 2.28%.
After 21 Sep 1411 Richard of Conisbrough 1st Earl Cambridge (age 26) and Maud Clifford Countess Cambridge (age 22) were married. He the son of Edmund of Langley 1st Duke of York and Isabella of Castile Duchess York. He a grandson of King Edward III of England. She a great x 4 granddaughter of King Edward I of England.
On 18 Feb 1413 [his son-in-law] Thomas Grey of Heton (age 9) and [his daughter] Isabel York Countess Eu and Essex (age 4) were married. She the daughter of Richard of Conisbrough 1st Earl Cambridge (age 27) and [his former wife] Anne Mortimer. They were fourth cousins. He a great x 4 grandson of King Edward I of England. She a great granddaughter of King Edward III of England.
Before 1414 John Neville 6th Baron Latimer of Corby (age 31) and [his wife] Maud Clifford Countess Cambridge (age 24) were divorced.
In 1414 Richard of Conisbrough 1st Earl Cambridge (age 28) was created 1st Earl Cambridge. [his wife] Maud Clifford Countess Cambridge (age 25) by marriage Countess Cambridge.
In 1414 [his brother] Edward 2nd Duke of York 1st Duke Albemarle (age 41)resigned the Earldom of Cambridge. It appears he took this action so that his brother Richard of Conisbrough 1st Earl Cambridge (age 28) could be created Earl Cambridge (of the third creation) later that year.
Chronicle of Gregory 1403-1419. Jul 1415. And he roode forthe his way tylle he cam to Hampton, and there he mosteryd his mayne. And there were certayne personys that had caste to slayne our King, but God that knew alle trougthe, he sende warnynge to our kyng; and his enmys, the whiche namys folowythe aftyr, Syr Richarde Camborowe (age 29)13, Erle of Cambryge, Syr Harry, lord Scrope (age 42), ande Syr Thomas Gray (age 30), knyght, with moo of her assent, [th]e whiche personys were a-restyde and put in the preson, ande do to dethe.
Note 13. Camborowe. Conysborughe in Vit.
On 31 Jul 1415, when King Henry V of England (age 28) was in Portchester Castle, Hampshire [Map] preparing to invade France, [his former brother-in-law] Edmund Mortimer 5th Earl March 7th Earl Ulster (age 23) revealed the Southampton Plot to him. Henry Scrope 3rd Baron Scrope of Masham (age 42), Thomas Grey of Werke and Heaton (age 30), and Richard of Conisbrough 1st Earl Cambridge (age 30) were intending to replace King Henry V of England with Edmund Mortimer 5th Earl March 7th Earl Ulster as King of England based on Edmund Mortimer 5th Earl March 7th Earl Ulster having a better claim to the throne being descended from Edward III's second son [his uncle] Lionel Plantagenet 1st Duke of Clarence whereas King Henry V of England was descended from the third son [his uncle] John of Gaunt 1st Duke Lancaster.
Robert Willoughby 6th Baron Willoughby (age 30), Richard de Vere 11th Earl of Oxford (age 29), Thomas Montagu 1st Count Perche 4th Earl Salisbury (age 27) and Thomas Camoys 1st Baron Camoys (age 64) sat in judgement.
On 05 Aug 1415 two executions of those involved in the Southampton Plot took place at the North Gate aka Bargate [Map]:
Richard of Conisbrough 1st Earl Cambridge (age 30) was beheaded. His son [his son] Richard Plantagenet 3rd Duke of York (age 3) succeeded 2nd Earl Cambridge.
Henry Scrope 3rd Baron Scrope of Masham (age 42) was beheaded. His brother John Scrope 4th Baron Scrope of Masham (age 27) succeeded 4th Baron Scrope of Masham.
On 26 Aug 1466 [his former wife] Maud Clifford Countess Cambridge (age 77) died.
[his son] Henry York was born to Richard of Conisbrough 1st Earl Cambridge and Anne Mortimer. He a great grandson of King Edward III of England. Coefficient of inbreeding 2.28%.
Kings Wessex: Great x 10 Grand Son of King Edmund "Ironside" I of England
Kings England: Grand Son of King Edward III of England
Kings Scotland: Great x 9 Grand Son of King Duncan I of Scotland
Kings Franks: Great x 6 Grand Son of Louis VII King Franks
Kings France: Great x 2 Grand Son of Philip IV King France
Kings Duke Aquitaine: Great x 14 Grand Son of Ranulf I Duke Aquitaine
Great x 4 Grandfather: King John of England Son of King Henry "Curtmantle" II of England
Great x 3 Grandfather: King Henry III of England Son of King John of England
Great x 4 Grandmother: Isabella of Angoulême Queen Consort England
Great x 2 Grandfather: King Edward I of England Son of King Henry III of England
Great x 4 Grandfather: Raymond Berenguer Provence IV Count Provence
Great x 3 Grandmother: Eleanor of Provence Queen Consort England
Great x 4 Grandmother: Beatrice Savoy Countess Provence
Great x 1 Grandfather: King Edward II of England Son of King Edward I of England
Great x 4 Grandfather: Alfonso IX King Leon
Great x 3 Grandfather: Ferdinand III King Castile III King Leon Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Berengaria Ivrea I Queen Castile Grand Daughter of King Henry "Curtmantle" II of England
Great x 2 Grandmother: Eleanor of Castile Queen Consort England 2 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Simon Dammartin
Great x 3 Grandmother: Joan Dammartin Queen Consort Castile and Leon
Great x 4 Grandmother: Marie Montgomery Countess Ponthieu
GrandFather: King Edward III of England Son of King Edward II of England
Great x 4 Grandfather: King Louis IX of France Great Grand Son of King Henry "Curtmantle" II of England
Great x 3 Grandfather: King Philip III of France 2 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Margaret Provence Queen Consort France
Great x 2 Grandfather: Philip IV King France 3 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandfather: James I King Aragon
Great x 3 Grandmother: Isabella Barcelona Queen Consort France
Great x 4 Grandmother: Violant Árpád Queen Consort Aragon
Great x 1 Grandmother: Isabella of France Queen Consort England 4 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Theobald IV King Navarre 3 x Great Grand Son of King William "Conqueror" I of England
Great x 3 Grandfather: Henry I King Navarre 4 x Great Grand Son of King William "Conqueror" I of England
Great x 4 Grandmother: Margaret Bourbon Queen Consort Navarre
Great x 2 Grandmother: Joan Blois I Queen Navarre 3 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Robert Capet Count of Artois Great Grand Son of King Henry "Curtmantle" II of England
Great x 3 Grandmother: Blanche Capet Queen Navarre 2 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Matilda Reginar Countess Saint Pol 2 x Great Grand Daughter of King Stephen I England
Father: Edmund of Langley 1st Duke of York Son of King Edward III of England
Great x 4 Grandfather: Bouchard Avesnes
Great x 3 Grandfather: John Hainault I Count Hainault 4 x Great Grand Son of King William "Conqueror" I of England
Great x 4 Grandmother: Margaret II Countess Flanders 3 x Great Grand Daughter of King William "Conqueror" I of England
Great x 2 Grandfather: John Hainault II Count Hainault II Count Holland 3 x Great Grand Son of King Stephen I England
Great x 4 Grandfather: Floris Gerulfing IV Count Holland
Great x 3 Grandmother: Adelaide Gerulfing Countess Hainault 2 x Great Grand Daughter of King Stephen I England
Great x 4 Grandmother: Mathilde Reginar Countess Holland and Palatine Great Grand Daughter of King Stephen I England
Great x 1 Grandfather: William Hainault I Count Hainault III Count Avesnes III Count Holland II Count Zeeland 4 x Great Grand Son of King Stephen I England
Great x 4 Grandfather: Waleran Luxemburg III Duke Limburg
Great x 3 Grandfather: Henry "Great" Luxemburg V Count Luxemburg III Count Namur
Great x 4 Grandmother: Erminsende Namur Countess of Bar
Great x 2 Grandmother: Philippa Luxemburg Countess Hainault and Holland 5 x Great Grand Daughter of King William "Conqueror" I of England
Great x 4 Grandfather: Henry of Bar II Count of Bar 3 x Great Grand Son of King William "Conqueror" I of England
Great x 3 Grandmother: Margaret of Bar Countess Luxemburg and Namur 4 x Great Grand Daughter of King William "Conqueror" I of England
Great x 4 Grandmother: Philippa Capet Countess of Bar
GrandMother: Philippa of Hainault Queen Consort England 5 x Great Grand Daughter of King Stephen I England
Great x 4 Grandfather: King Louis IX of France Great Grand Son of King Henry "Curtmantle" II of England
Great x 3 Grandfather: King Philip III of France 2 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Margaret Provence Queen Consort France
Great x 2 Grandfather: Charles Valois I Count Valois 3 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandfather: James I King Aragon
Great x 3 Grandmother: Isabella Barcelona Queen Consort France
Great x 4 Grandmother: Violant Árpád Queen Consort Aragon
Great x 1 Grandmother: Joan Valois Countess Zeeland Holland Avesnes and Hainault 4 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandfather: King Charles Capet of Sicily Great Grand Son of King Henry "Curtmantle" II of England
Great x 3 Grandfather: Charles II King Naples 2 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Beatrice Provence Queen Consort Sicily
Great x 2 Grandmother: Margaret Capet Countess Valois 3 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Stephen V of Hungary
Great x 3 Grandmother: Mary of Hungary Queen Consort Naples
Great x 4 Grandmother: Elizabeth Cuman
Richard of Conisbrough 1st Earl Cambridge Grand Son of King Edward III of England
Great x 4 Grandfather: Alfonso X King Castile X King Leon 2 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 3 Grandfather: Sancho IV King Castile IV King Leon 3 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Violante Barcelona Queen Consort Castile Queen Consort Leon
Great x 2 Grandfather: Ferdinand IV King Castile IV King Leon 4 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 3 Grandmother: Maria Molina Queen Consort Castile Queen Consort Leon
Great x 1 Grandfather: Alfonso "Avenger" XI King Castile 4 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Alfonso III King Portugal Great Grand Son of King Henry "Curtmantle" II of England
Great x 3 Grandfather: Denis I King Portugal 2 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Beatrice Queen Consort Portugal 3 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 2 Grandmother: Constance Burgundy Queen Consort Castile Queen Consort Leon 3 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Peter III King Aragon
Great x 3 Grandmother: Elisabeth Barcelona Queen Consort Portugal 6 x Great Grand Daughter of King William "Conqueror" I of England
Great x 4 Grandmother: Constance Hohenstaufen Queen Consort Aragon 5 x Great Grand Daughter of King William "Conqueror" I of England
GrandFather: Peter "Cruel" I King Castile 5 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Alfonso III King Portugal Great Grand Son of King Henry "Curtmantle" II of England
Great x 3 Grandfather: Denis I King Portugal 2 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Beatrice Queen Consort Portugal 3 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 2 Grandfather: Alfonso "Brave" IV King Portugal 3 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Peter III King Aragon
Great x 3 Grandmother: Elisabeth Barcelona Queen Consort Portugal 6 x Great Grand Daughter of King William "Conqueror" I of England
Great x 4 Grandmother: Constance Hohenstaufen Queen Consort Aragon 5 x Great Grand Daughter of King William "Conqueror" I of England
Great x 1 Grandmother: Maria Burgundy Queen Consort Castile 4 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Alfonso X King Castile X King Leon 2 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 3 Grandfather: Sancho IV King Castile IV King Leon 3 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Violante Barcelona Queen Consort Castile Queen Consort Leon
Great x 2 Grandmother: Beatrice Ivrea Queen Consort Portugal 4 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 3 Grandmother: Maria Molina Queen Consort Castile Queen Consort Leon
Mother: Isabella of Castile Duchess York 6 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 2 Grandfather: Garcia Padilla
Great x 1 Grandfather: Juan García Padilla 1st Lord Villagera
GrandMother: Maria Padilla
Great x 2 Grandfather: Fernán González Henestrosa
Great x 1 Grandmother: María González Henestrosa Lady Villagera