Paternal Family Tree: Ivrea
Maternal Family Tree: Dangereuse Ile Bouchard Viscountess Chatellerault 1079-1151
Before 17th September 1177 [his father] Alfonso VIII King Castile [aged 21] and [his mother] Eleanor Plantagenet Queen Consort Castile [aged 15] were married. She by marriage Queen Consort Castile. She the daughter of [his grandfather] King Henry "Curtmantle" II of England [aged 44] and [his grandmother] Eleanor of Aquitaine Queen Consort Franks and England [aged 55]. He the son of Sancho III King Castile and Blanche Ramirez Queen Consort Castile. They were half fourth cousins.
On 14th April 1204 Henry I King Castile was born to Alfonso VIII King Castile [aged 48] and Eleanor Plantagenet Queen Consort Castile [aged 42]. He a grandson of King Henry "Curtmantle" II of England.
In 1206 [his brother-in-law] Alfonso "Fat" II King Portugal [aged 20] and [his sister] Urraca Ivrea Queen Consort Portugal [aged 18] were married. She the daughter of [his father] Alfonso VIII King Castile [aged 50] and [his mother] Eleanor Plantagenet Queen Consort Castile [aged 44]. He the son of Sancho "Populator" I King Portugal [aged 51] and Dulce Barcelona Queen Consort Portugal. They were second cousin once removed. She a granddaughter of King Henry "Curtmantle" II of England.
On 26th March 1211 Sancho "Populator" I King Portugal [aged 56] died. His son [his brother-in-law] Alfonso [aged 25] succeeded II King Portugal. [his sister] Urraca Ivrea Queen Consort Portugal [aged 23] by marriage Queen Consort Portugal.
On 5th October 1214 [his father] Alfonso VIII King Castile [aged 58] died. He was buried at Abbey of Santa Maria la Real de Huelgas [Map]. His son Henry [aged 10] succeeded I King Castile.
On 31st October 1214 [his mother] Eleanor Plantagenet Queen Consort Castile [aged 53] died at Burgos [Map]. She was buried at Abbey of Santa Maria la Real de Huelgas [Map].
In 1215 Henry I King Castile [aged 10] and Mafalda Burgundy Queen Consort Castile [aged 19] were married. She by marriage Queen Consort Castile. She the daughter of Sancho "Populator" I King Portugal and Dulce Barcelona Queen Consort Portugal. He the son of Alfonso VIII King Castile and Eleanor Plantagenet Queen Consort Castile. They were second cousin once removed. He a grandson of King Henry "Curtmantle" II of England.
In 1216 Henry I King Castile [aged 11] and Sancha Ivrea Queen Consort Castile [aged 25] were married. She by marriage Queen Consort Castile. She the daughter of Alfonso IX King Leon [aged 44] and Theresa of Portugal Queen Consort Leon [aged 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.
On 6th June 1217 Henry I King Castile [aged 13] was killed by a tile falling of a roof. He was buried at Abbey of Santa Maria la Real de Huelgas [Map]. His sister Berengaria [aged 38] succeeded I Queen Castile.
Before 1243 [his former wife] Sancha Ivrea Queen Consort Castile [aged 51] died.
On 1st May 1256 [his former wife] Mafalda Burgundy Queen Consort Castile [aged 60] died.
Kings Wessex: Great x 5 Grand Son of King Edmund "Ironside" I of England
Kings England: Grand Son of King Henry "Curtmantle" II of England
Kings Scotland: Great x 3 Grand Son of King Malcolm III of Scotland
Kings France: Great x 6 Grand Son of Hugh I King of the Franks
Kings Duke Aquitaine: Great x 9 Grand Son of Ranulf I Duke Aquitaine
Kings Spain: Great Grand Son of Alfonso VII King Castile VII King Leon
Great x 4 Grandfather: Reginald Ivrea I Count Burgundy 
7 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 3 Grandfather: William I Count Burgundy 8 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 4 Grandmother: Alice Normandy Countess Burgundy 
8 x Great Granddaughter of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 2 Grandfather: Raymond Ivrea 9 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 3 Grandmother: Ettiennette Countess Burgundy
Great x 1 Grandfather: Alfonso VII King Castile VII King Leon -2 x Great Grandson of Alfonso VII King Castile VII King Leon
Great x 4 Grandfather: Ferdinand "Great" I King Leon
Great x 3 Grandfather: Alfonso "Brave" VI King Leon VI King Castile
Great x 4 Grandmother: Sancha Astur Leonese
Great x 2 Grandmother: Urracca "Reckless" Jiménez Queen Consort Aragon and Pamplona 2 x Great Granddaughter of Hugh I King of the Franks
Great x 4 Grandfather: Robert I Duke Burgundy 
Grandson of Hugh I King of the Franks
Great x 3 Grandmother: Constance Burgundy Queen Consort Castile and Leon Great Granddaughter of Hugh I King of the Franks
Great x 4 Grandmother: Helie Samur Duchess Burgundy
Grandfather: Sancho III King Castile son of Alfonso VII King Castile VII King Leon
Great x 4 Grandfather: Ramon Berenguer "Old" Barcelona I Count Barcelona
Great x 3 Grandfather: Ramon Berenguer "Towhead" Barcelona II Count Barcelona
Great x 2 Grandfather: Raymond III Count Barcelona
Great x 1 Grandmother: Berenguela Barcelona Queen Consort Castile and Leon 11 x Great Granddaughter of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 3 Grandfather: Gilbert Gevaudan
Great x 2 Grandmother: Douce Gevaudan Countess Barcelona 10 x Great Granddaughter of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 4 Grandfather: Geoffrey Arles 1st Count Arles 1st Count Provence 8 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 3 Grandmother: Gerberga Arles 9 x Great Granddaughter of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 4 Grandmother: Etienette Countess Provence and Arles
father: Alfonso VIII King Castile Grandson of Alfonso VII King Castile VII King Leon
Great x 4 Grandfather: García III King Pamplona
Great x 3 Grandfather: Sancho Jiménez
Great x 2 Grandfather: Ramiro Jiménez
Great x 3 Grandmother: Constanza Unknown
Great x 1 Grandfather: García "Restorer" IV King Navarre
Great x 3 Grandfather: Rodrigo Díaz Vivar
Great x 2 Grandmother: Cristina Rodríguez Vivar
Grandmother: Blanche Ramirez Queen Consort Castile
Great x 3 Grandfather: Engenulphe Aigle
Great x 2 Grandfather: Gilbert Aigle Lord Aigle
Great x 3 Grandmother: Richvaride Unknown
Great x 1 Grandmother: Marguerite Aigle Queen Consort Navarre
Great x 4 Grandfather: Rotrou Chateaudun II Count Perche
Great x 3 Grandfather: Geoffrey Chateaudun II Count Mortain III Count Perche
Great x 4 Grandmother: Adeliza de Bellême Countess Perche
Great x 2 Grandmother: Juliette du Perche Chateaudun
Great x 4 Grandfather: Hilduin Montdidier IV Count Montdidier
Great x 3 Grandmother: Beatrix de Ramerupt Montdidier Countess Mortain and Perche
Henry I King Castile Grandson of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Geoffrey "Ferréol" Anjou 2nd Count Gâtinais 
Great x 3 Grandfather: Fulk "Réchin" Anjou 4th Count Anjou 8 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 4 Grandmother: Ermengarde Blanche Ingelger Duchess Burgundy 7 x Great Granddaughter of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 2 Grandfather: Fulk "Young" King Jerusalem 9 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 4 Grandfather: Simon Montfort
Great x 3 Grandmother: Bertrade Montfort Queen Consort France
Great x 4 Grandmother: Agnès of Normandy
Great x 1 Grandfather: Geoffrey Plantagenet Duke Normandy 9 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 4 Grandfather: Jean de la Flèche de Baugency
Great x 3 Grandfather: Elias I Count Maine 7 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 4 Grandmother: Paula Maine 6 x Great Granddaughter of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 2 Grandmother: Ermengarde of Maine Countess of Anjou 8 x Great Granddaughter of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 4 Grandfather: Gervais II Lord Chateau Du Loir
Great x 3 Grandmother: Matilda Chateau Du Loir Countess Maine
Grandfather: King Henry "Curtmantle" II of England Grandson of King Henry I "Beauclerc" England
Great x 4 Grandfather: Robert "Magnificent" I Duke Normandy 8 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 3 Grandfather: King William "Conqueror" I of England -2 x Great Grandson of King William "Conqueror" I of England
Great x 4 Grandmother: Herleva of Falaise
Great x 2 Grandfather: King Henry I "Beauclerc" England son of King William "Conqueror" I of England
Great x 4 Grandfather: Baldwin "The Good" V Count Flanders 4 x Great Grandson of King Alfred "The Great" of Wessex
Great x 3 Grandmother: Matilda Flanders Queen Consort England Great Granddaughter of Hugh I King of the Franks
Great x 4 Grandmother: Adela Capet Duchess Normandy Granddaughter of Hugh I King of the Franks
Great x 1 Grandmother: Empress Matilda daughter of King Henry I "Beauclerc" England
Great x 4 Grandfather: King Duncan I of Scotland 
-2 x Great Grandson of King Duncan I of Scotland
Great x 3 Grandfather: King Malcolm III of Scotland son of King Duncan I of Scotland
Great x 4 Grandmother: Bethóc Unknown Queen Consort Scotland
Great x 2 Grandmother: Edith aka Matilda Dunkeld Queen Consort England daughter of King Malcolm III of Scotland
Great x 4 Grandfather: Edward "The Exile" Wessex son of King Edmund "Ironside" I of England
Great x 3 Grandmother: Margaret Wessex Queen Consort Scotland Granddaughter of King Edmund "Ironside" I of England
Great x 4 Grandmother: Agatha
mother: Eleanor Plantagenet Queen Consort Castile daughter of King Henry "Curtmantle" II of England
Great x 4 Grandfather: William "Great" V Duke Aquitaine 3 x Great Grandson of Ranulf I Duke Aquitaine
Great x 3 Grandfather: Guy William Poitiers VIII Duke Aquitaine 4 x Great Grandson of Ranulf I Duke Aquitaine
Great x 4 Grandmother: Agnes Ivrea Duchess Aquitaine 7 x Great Granddaughter of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 2 Grandfather: William "Troubadour" Poitiers IX Duke Aquitaine 2 x Great Grandson of Hugh I King of the Franks
Great x 4 Grandfather: Robert I Duke Burgundy Grandson of Hugh I King of the Franks
Great x 3 Grandmother: Hildegarde Burgundy Duchess Aquitaine Great Granddaughter of Hugh I King of the Franks
Great x 4 Grandmother: Ermengarde Blanche Ingelger Duchess Burgundy 7 x Great Granddaughter of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 1 Grandfather: William "Saint" Poitiers X Duke Aquitaine 3 x Great Grandson of Hugh I King of the Franks
Great x 4 Grandfather: Pons Rouerge Margrave Provence
Great x 3 Grandfather: William Rouerge Duke Narbonne
Great x 4 Grandmother: Almodis La Marche Margrave Provence
Great x 2 Grandmother: Philippa Rouerge Duchess Aquitaine
Great x 4 Grandfather: Robert Mortain Count Mortain 1st Earl Cornwall
Great x 3 Grandmother: Emma Mortain Duchess Narbonne
Great x 4 Grandmother: Matilda or Maud Montgomery
Grandmother: Eleanor of Aquitaine Queen Consort Franks and England 4 x Great Granddaughter of Hugh I King of the Franks
Great x 2 Grandfather: Aimery Chatellerault Viscount Châtellerault
Great x 1 Grandmother: Aenor Chatellerault Duchess Aquitaine
Great x 3 Grandfather: Bartholomew Île Bouchard
Great x 2 Grandmother: Dangereuse Ile Bouchard Viscountess Chatellerault