Paternal Family Tree: Capet
On 12th September 1309 [her father] Alfonso "Brave" IV King Portugal [aged 18] and [her mother] Beatrice Ivrea Queen Consort Portugal [aged 16] were married. She the daughter of [her grandfather] Sancho IV King Castile IV King Leon and [her grandmother] Maria Molina Queen Consort Castile Queen Consort Leon. He the son of Denis I King Portugal [aged 47] and Elisabeth Barcelona Queen Consort Portugal [aged 38]. They were half first cousin once removed. He a great x 3 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.
In 1313 Maria Burgundy Queen Consort Castile was born to Alfonso "Brave" IV King Portugal [aged 21] and Beatrice Ivrea Queen Consort Portugal [aged 20]. She a great x 4 granddaughter of King Henry "Curtmantle" II of England. Coefficient of inbreeding 3.61%.
In 1325 [her future husband] Alfonso "Avenger" XI King Castile [aged 13] and [her future sister-in-law] Constanza Manuel Queen Consort Castile [aged 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 [her uncle] Ferdinand IV King Castile IV King Leon and [her aunt] 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.
On 7th January 1325 [her grandfather] Denis I King Portugal [aged 63] died. His son [her father] Alfonso [aged 33] succeeded IV King Portugal. [her mother] Beatrice Ivrea Queen Consort Portugal [aged 32] by marriage Queen Consort Portugal.
In 1328 Alfonso "Avenger" XI King Castile [aged 16] and Maria Burgundy Queen Consort Castile [aged 15] were married. She by marriage Queen Consort Castile. She the daughter of Alfonso "Brave" IV King Portugal [aged 36] and Beatrice Ivrea Queen Consort Portugal [aged 35]. He the son of Ferdinand IV King Castile IV King Leon and Constance Burgundy Queen Consort Castile Queen Consort Leon. They were double first 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 1332 [her son] Ferdinand Ivrea was born to [her husband] Alfonso "Avenger" XI King Castile [aged 20] and Maria Burgundy Queen Consort Castile [aged 19]. Coefficient of inbreeding 14.45%. He died aged one in 1333.
In 1333 [her son] Ferdinand Ivrea [aged 1] died.
On 30th August 1334 [her son] Peter "Cruel" I King Castile was born to [her husband] Alfonso "Avenger" XI King Castile [aged 23] and Maria Burgundy Queen Consort Castile [aged 21]. Coefficient of inbreeding 14.45%. He married July 1353 his third cousin once removed Blanche Bourbon Queen Consort Castile, daughter of Peter Bourbon Duke Bourbon and Isabella Valois Duchess Bourbon.
On 24th August 1340 [her brother] Peter I King Portugal [aged 20] and [her sister-in-law] Constanza Manuel Queen Consort Castile [aged 24] were married. She by marriage Queen Consort Portugal. He the son of [her father] Alfonso "Brave" IV King Portugal [aged 49] and [her mother] Beatrice Ivrea Queen Consort Portugal [aged 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.
Annals of the six Kings of England by Nicholas Trivet
Translation of the Annals of the Six Kings of England by that traces the rise and rule of the Angevin aka Plantagenet dynasty from the mid-12th to early 14th century. Written by the Dominican scholar Nicholas Trivet, the work offers a vivid account of English history from the reign of King Stephen through to the death of King Edward I, blending political narrative with moral reflection. Covering the reigns of six monarchs—from Stephen to Edward I—the chronicle explores royal authority, rebellion, war, and the shifting balance between crown, church, and nobility. Trivet provides detailed insight into defining moments such as baronial conflicts, Anglo-French rivalry, and the consolidation of royal power under Edward I, whose reign he describes with particular immediacy. The Annals combines careful year-by-year reporting with thoughtful interpretation, presenting history not merely as a sequence of events but as a moral and political lesson. Ideal for readers interested in medieval history, kingship, and the origins of the English state, this chronicle remains a valuable and accessible window into the turbulent world of the Plantagenet kings.
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On 15th November 1347 [her brother-in-law] Peter IV King Aragon [aged 28] and [her sister] Eleanor Burgundy Queen Consort Aragon [aged 19] were married. She by marriage Queen Consort Aragon. She the daughter of [her father] Alfonso "Brave" IV King Portugal [aged 56] and [her mother] Beatrice Ivrea Queen Consort Portugal [aged 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 30th October 1348 [her sister] Eleanor Burgundy Queen Consort Aragon [aged 20] died of plague. See Masearo, Condes de Barcelona, Volume 2, p. 274.
In or before 1350 [her brother] Peter I King Portugal [aged 29] and [her sister-in-law] Inês Castro [aged 24] were married. She by marriage Queen Consort Portugal. There is some uncertainty as to whether they were married. He announced their marriage in 1357 after he succeeded, and after her death, thereby ensuring their children were legitimate. He the son of [her father] Alfonso "Brave" IV King Portugal [aged 58] and [her mother] Beatrice Ivrea Queen Consort Portugal [aged 56].
On 26th March 1350 [her husband] Alfonso "Avenger" XI King Castile [aged 38] died of plague. His son Peter [aged 15] succeeded I King Castile.
Around July 1353 Peter "Cruel" I King Castile [aged 18] and Blanche Bourbon Queen Consort Castile [aged 14] were married. She by marriage Queen Consort Castile. She the daughter of Peter Bourbon Duke Bourbon [aged 42] and Isabella Valois Duchess Bourbon [aged 40]. He the son of Alfonso "Avenger" XI King Castile and Maria Burgundy Queen Consort Castile [aged 40]. They were third cousin once removed. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great x 3 granddaughter of King Henry III of England.
On 7th January 1355 [her sister-in-law] Inês Castro [aged 30] was murdered on the orders of her [her brother] husband's [aged 34] father Alfonso "Brave" IV King Portugal [aged 63] who didn't approve of their marriage, or relationship. He, Peter, subsequently captured two of the murderers and had them executed.
On 18th January 1357 Maria Burgundy Queen Consort Castile [aged 44] died.
Kings Wessex: Great x 9 Grand Daughter of King Edmund "Ironside" I of England
Kings Godwinson: Great x 8 Grand Daughter of King Harold II of England
Kings England: Great x 4 Grand Daughter of King Henry "Curtmantle" II of England
Kings Scotland: Great x 7 Grand Daughter of King Malcolm III of Scotland
Kings France: Great x 9 Grand Daughter of Hugh I King of the Franks
Kings Duke Aquitaine: Great x 13 Grand Daughter of Ranulf I Duke Aquitaine
Kings Spain: Great x 4 Grand Daughter of Alfonso II King Aragon
Great x 4 Grandfather: Afonso "Conqueror Founder Great" I King Portugal 
3 x Great Grandson of Hugh I King of the Franks
Great x 3 Grandfather: Sancho "Populator" I King Portugal 4 x Great Grandson of Hugh I King of the Franks
Great x 4 Grandmother: Malfada Savoy Queen Consort Portugal 11 x Great Granddaughter of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 2 Grandfather: Alfonso "Fat" II King Portugal 5 x Great Grandson of Hugh I King of the Franks
Great x 4 Grandfather: Raymond V Count Barcelona 
11 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 3 Grandmother: Dulce Barcelona Queen Consort Portugal 12 x Great Granddaughter of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 1 Grandfather: Alfonso III King Portugal 
Great Grandson of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Sancho III King Castile 
son of Alfonso VII King Castile VII King Leon
Great x 3 Grandfather: Alfonso VIII King Castile Grandson of Alfonso VII King Castile VII King Leon
Great x 4 Grandmother: Blanche Ramirez Queen Consort Castile
Great x 2 Grandmother: Urraca Ivrea Queen Consort Portugal Granddaughter of King Henry "Curtmantle" II of England
Great x 4 Grandfather: King Henry "Curtmantle" II of England 
Grandson of King Henry I "Beauclerc" England
Great x 3 Grandmother: Eleanor Plantagenet Queen Consort Castile daughter of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Eleanor of Aquitaine Queen Consort Franks and England 4 x Great Granddaughter of Hugh I King of the Franks
Grandfather: Denis I King Portugal 2 x Great Grandson of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Alfonso IX King Leon Grandson of Alfonso VII King Castile VII King Leon
Great x 3 Grandfather: Ferdinand III King Castile III King Leon Great Grandson of Alfonso VII King Castile VII King Leon
Great x 4 Grandmother: Berengaria Ivrea I Queen Castile Granddaughter of King Henry "Curtmantle" II of England
Great x 2 Grandfather: Alfonso X King Castile X King Leon 2 x Great Grandson of Alfonso VII King Castile VII King Leon
Great x 4 Grandfather: Philip King Germany 
8 x Great Grandson of King Alfred "The Great" of Wessex
Great x 3 Grandmother: Elisabeth Hohenstaufen Queen Consort Castile Queen Consort Leon 9 x Great Granddaughter of King Alfred "The Great" of Wessex
Great x 1 Grandmother: Beatrice Queen Consort Portugal 3 x Great Granddaughter of Alfonso VII King Castile VII King Leon
Great x 2 Grandmother: Mayor Guillén de Guzmán
father: Alfonso "Brave" IV King Portugal 3 x Great Grandson of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Alfonso II King Aragon -2 x Great Grandson of Alfonso II King Aragon
Great x 3 Grandfather: Peter II King Aragon son of Alfonso II King Aragon
Great x 4 Grandmother: Sancha Ivrea Queen Consort Aragon daughter of Alfonso VII King Castile VII King Leon
Great x 2 Grandfather: James I King Aragon Grandson of Alfonso II King Aragon
Great x 3 Grandmother: Marie Montpellier Queen Consort Aragon
Great x 1 Grandfather: Peter III King Aragon Great Grandson of Alfonso II King Aragon
Great x 4 Grandfather: King Béla III of Hungary 2 x Great Grandson of King Harold II of England
Great x 3 Grandfather: King Andrew II of Hungary 3 x Great Grandson of King Harold II of England
Great x 4 Grandmother: Agnes of Antioch 5 x Great Granddaughter of Hugh I King of the Franks
Great x 2 Grandmother: Violant Árpád Queen Consort Aragon 4 x Great Granddaughter of King Harold II of England
Grandmother: Elisabeth Barcelona Queen Consort Portugal 2 x Great Granddaughter of Alfonso II King Aragon
Great x 4 Grandfather: Henry Hohenstaufen VI Holy Roman Emperor 8 x Great Grandson of King Alfred "The Great" of Wessex
Great x 3 Grandfather: Frederick I King Jerusalem II Holy Roman Emperor 9 x Great Grandson of King Alfred "The Great" of Wessex
Great x 2 Grandfather: Manfred King Sicily 10 x Great Grandson of King Alfred "The Great" of Wessex
Great x 3 Grandmother: Bianca Lancia
Great x 1 Grandmother: Constance Hohenstaufen Queen Consort Aragon 5 x Great Granddaughter of King William "Conqueror" I of England
Great x 4 Grandfather: Thomas Savoy I Count Savoy 12 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 3 Grandfather: Amedeo Savoy IV Count Savoy 13 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 4 Grandmother: Margaret Geneva Countess Savoy
Great x 2 Grandmother: Beatrice Savoy Marchioness of Saluzzo 4 x Great Granddaughter of King William "Conqueror" I of England
Great x 4 Grandfather: Hugh III Duke Burgundy 
2 x Great Grandson of King William "Conqueror" I of England
Great x 3 Grandmother: Margaret Burgundy Countess Savoy 3 x Great Granddaughter of King William "Conqueror" I of England
Great x 4 Grandmother: Beatrice of Albon Duchess Burgundy
Maria Burgundy Queen Consort Castile 4 x Great Granddaughter of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Ferdinand II King Leon son of Alfonso VII King Castile VII King Leon
Great x 3 Grandfather: Alfonso IX King Leon Grandson of Alfonso VII King Castile VII King Leon
Great x 4 Grandmother: Urraca Burgundy Queen Consort Leon 4 x Great Granddaughter of Hugh I King of the Franks
Great x 2 Grandfather: Ferdinand III King Castile III King Leon Great Grandson of Alfonso VII King Castile VII King Leon
Great x 4 Grandfather: Alfonso VIII King Castile Grandson of Alfonso VII King Castile VII King Leon
Great x 3 Grandmother: Berengaria Ivrea I Queen Castile Granddaughter of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Eleanor Plantagenet Queen Consort Castile daughter of King Henry "Curtmantle" II of England
Great x 1 Grandfather: Alfonso X King Castile X King Leon 2 x Great Grandson of Alfonso VII King Castile VII King Leon
Great x 4 Grandfather: Frederick "Barbarossa" Hohenstaufen I Holy Roman Emperor 7 x Great Grandson of King Alfred "The Great" of Wessex
Great x 3 Grandfather: Philip King Germany 8 x Great Grandson of King Alfred "The Great" of Wessex
Great x 4 Grandmother: Beatrice of Burgundy Holy Roman Empress 7 x Great Granddaughter of King Edward "Elder" of the Anglo Saxons
Great x 2 Grandmother: Elisabeth Hohenstaufen Queen Consort Castile Queen Consort Leon 9 x Great Granddaughter of King Alfred "The Great" of Wessex
Grandfather: Sancho IV King Castile IV King Leon 2 x Great Grandson of Alfonso II King Aragon
Great x 4 Grandfather: Alfonso II King Aragon -2 x Great Grandson of Alfonso II King Aragon
Great x 3 Grandfather: Peter II King Aragon son of Alfonso II King Aragon
Great x 4 Grandmother: Sancha Ivrea Queen Consort Aragon daughter of Alfonso VII King Castile VII King Leon
Great x 2 Grandfather: James I King Aragon Grandson of Alfonso II King Aragon
Great x 3 Grandmother: Marie Montpellier Queen Consort Aragon
Great x 1 Grandmother: Violante Barcelona Queen Consort Castile Queen Consort Leon Great Granddaughter of Alfonso II King Aragon
Great x 4 Grandfather: King Béla III of Hungary 2 x Great Grandson of King Harold II of England
Great x 3 Grandfather: King Andrew II of Hungary 3 x Great Grandson of King Harold II of England
Great x 4 Grandmother: Agnes of Antioch 5 x Great Granddaughter of Hugh I King of the Franks
Great x 2 Grandmother: Violant Árpád Queen Consort Aragon 4 x Great Granddaughter of King Harold II of England
mother: Beatrice Ivrea Queen Consort Portugal 3 x Great Granddaughter of Alfonso II King Aragon