Paternal Family Tree: Ivrea
Before 04 Oct 1379 [his father] John I King Castile (age 21) and [his mother] Eleanor Barcelona Queen Consort Castile (age 21) were married. She by marriage Queen Consort Castile. She the daughter of [his grandfather] Peter IV King Aragon (age 60) and [his grandmother] Eleanor Barcelona Queen Consort Aragon. He the son of [his grandfather] Henry "Fratricide" II King Castile and [his grandmother] 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.
On 27 Nov 1380 Ferdinand I King Aragon was born to John I King Castile (age 22) and Eleanor Barcelona Queen Consort Castile (age 22).
On 13 Sep 1382 [his mother] Eleanor Barcelona Queen Consort Castile (age 24) died.
On 09 Oct 1390 [his father] John I King Castile (age 32) died. His son [his brother] Henry III King Castile (age 11) succeeded III King Castile.
In 1394 Ferdinand I King Aragon (age 13) and Eleanor of Alberquerque Queen Consort Aragon (age 20) were married. She by marriage Queen Consort Aragon. He the son of John I King Castile and Eleanor Barcelona Queen Consort Castile. They were first cousin once removed.
In 1396 [his daughter] Maria Trastámara Queen Consort Castile was born to Ferdinand I King Aragon (age 15) and [his wife] Eleanor of Alberquerque Queen Consort Aragon (age 22). Coefficient of inbreeding 4.41%.
In 1396 [his son] Alfonso V King Aragon was born to Ferdinand I King Aragon (age 15) and [his wife] Eleanor of Alberquerque Queen Consort Aragon (age 22). Coefficient of inbreeding 4.41%.
On 29 Jun 1398 [his son] John II King Aragon was born to Ferdinand I King Aragon (age 17) and [his wife] Eleanor of Alberquerque Queen Consort Aragon (age 24). Coefficient of inbreeding 4.41%.
On 31 May 1410 [his uncle] King Martin I of Aragon (age 53) died. His nephew Ferdinand I King Aragon (age 29) succeeded I King Aragon.
On 12 Jun 1415 [his son] Alfonso V King Aragon (age 19) and [his daughter-in-law] Maria Trastámara Queen Consort Aragon (age 13) were married. She by marriage Queen Consort Aragon. She the daughter of [his brother] Henry III King Castile and Catherine of Lancaster Queen Consort Castile (age 42). He the son of Ferdinand I King Aragon (age 34) and [his wife] Eleanor of Alberquerque Queen Consort Aragon (age 41). They were first cousins. She a great granddaughter of King Edward III of England.
On 02 Apr 1416 Ferdinand I King Aragon (age 35) died. His son [his son] Alfonso V King Aragon (age 20) succeeded V King Aragon.
On 16 Dec 1435 [his former wife] Eleanor of Alberquerque Queen Consort Aragon (age 61) died.
[his son] Sancho Trastámara was born to Ferdinand I King Aragon and Eleanor of Alberquerque Queen Consort Aragon. Coefficient of inbreeding 4.41%.
[his daughter] Eleanor Trastámara Queen Consort Portugal was born to Ferdinand I King Aragon and Eleanor of Alberquerque Queen Consort Aragon. Coefficient of inbreeding 4.41%.
[his son] Henry Trastámara was born to Ferdinand I King Aragon and Eleanor of Alberquerque Queen Consort Aragon. Coefficient of inbreeding 4.41%.
[his son] Peter Trastámara was born to Ferdinand I King Aragon and Eleanor of Alberquerque Queen Consort Aragon. Coefficient of inbreeding 4.41%.
Kings Wessex: Great x 11 Grand Son of King Edmund "Ironside" I of England
Kings England: Great x 6 Grand Son of King Henry "Curtmantle" II of England
Kings Scotland: Great x 10 Grand Son of King Duncan I of Scotland
Kings Franks: Great x 7 Grand Son of Louis VII King Franks
Kings France: Great x 10 Grand Son of Robert "Pious" II King France
Kings Duke Aquitaine: Great x 15 Grand Son of Ranulf I Duke Aquitaine
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: Henry "Fratricide" II King Castile 5 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 1 Grandmother: Eleanor Guzman
Father: John I King Castile 5 x Great Grand Son of King Henry "Curtmantle" II 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 Grandfather: Manuel Ivrea 2 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Philip King Germany
Great x 3 Grandmother: Elisabeth Hohenstaufen Queen Consort Castile Queen Consort Leon
Great x 1 Grandfather: Juan Manuel Prince of Villena 3 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Thomas Savoy I Count Savoy
Great x 3 Grandfather: Amedeo Savoy IV Count Savoy
Great x 4 Grandmother: Margaret Geneva Countess Savoy
Great x 2 Grandmother: Beatrice Savoy
GrandMother: Juana Manuel Queen of 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: Ferdinand de la Cerda Ivrea 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: Ferdinando de la Cerda 3 x Great Grand Son of King Henry "Curtmantle" 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 Grandmother: Blanche Capet 2 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Margaret Provence Queen Consort France
Great x 1 Grandmother: Blanca de la Cerda y Lara 4 x Great Grand Daughter of King Henry "Curtmantle" II of England
Ferdinand I King Aragon 6 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 4 Grandfather: James I King Aragon
Great x 3 Grandfather: Peter III King Aragon
Great x 4 Grandmother: Violant Árpád Queen Consort Aragon
Great x 2 Grandfather: James "The Just" II King Aragon 6 x Great Grand Son of King William "Conqueror" I of England
Great x 4 Grandfather: Manfred King Sicily
Great x 3 Grandmother: Constance Hohenstaufen Queen Consort Aragon 5 x Great Grand Daughter of King William "Conqueror" I of England
Great x 4 Grandmother: Beatrice Savoy Marchioness of Saluzzo 4 x Great Grand Daughter of King William "Conqueror" I of England
Great x 1 Grandfather: Alfonso IV King Aragon 4 x Great Grand Son 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: Blanche Capet Queen Consort Aragon 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
GrandFather: Peter IV King Aragon 5 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 1 Grandmother: Teresa Enteca Queen Consort Aragon
Mother: Eleanor Barcelona Queen Consort Castile 6 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandfather: James I King Aragon
Great x 3 Grandfather: Peter III King Aragon
Great x 4 Grandmother: Violant Árpád Queen Consort Aragon
Great x 2 Grandfather: Frederick III King Sicily
Great x 1 Grandfather: Peter II King Sicily 4 x Great Grand Son 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: Eleanor Capet 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
GrandMother: Eleanor Barcelona Queen Consort Aragon 5 x Great Grand Daughter of King Henry "Curtmantle" II of England