Eleanor Aviz Holy Roman Empress 1434-1467

Paternal Family Tree: Capet

Maternal Family Tree: Inês Castro 1325-1355

On 22nd September 1428 [her father] Edward "The Philosopher" I King Portugal [aged 36] and [her mother] Eleanor Trastámara Queen Consort Portugal were married. She by marriage Queen Consort Portugal. She the daughter of [her grandfather] Ferdinand I King Aragon and [her grandmother] Eleanor of Alberquerque Queen Consort Aragon [aged 54]. He the son of King John I of Portugal [aged 76] and Philippa of Lancaster Queen Consort Portugal. They were first cousin once removed. He a great grandson of King Edward III of England.

On 18th September 1434 Eleanor Aviz Holy Roman Empress was born to Edward "The Philosopher" I King Portugal [aged 42] and Eleanor Trastámara Queen Consort Portugal. She a great x 2 granddaughter of King Edward III of England. Coefficient of inbreeding 4.40%.

On 13th September 1438 [her father] Edward "The Philosopher" I King Portugal [aged 46] died. His son [her brother] Alfonso [aged 6] succeeded V King Portugal.

In 1447 [her brother] Alfonso "The African" V King Portugal [aged 14] and [her sister-in-law] Isabella Aviz Queen Consort Portugal [aged 15] were married. She by marriage Queen Consort Portugal. He the son of [her father] Edward "The Philosopher" I King Portugal and [her mother] Eleanor Trastámara Queen Consort Portugal. They were first 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.

On 16th March 1452 Frederick "Peaceful or Fat" Habsburg III Holy Roman Emperor [aged 36] was appointed III Holy Roman Emperor at St Peter's Basilica, Vatican. In the afternoon of the same day Frederick "Peaceful or Fat" Habsburg III Holy Roman Emperor and Eleanor Aviz Holy Roman Empress [aged 17] were married at St Peter's Basilica, Vatican. She by marriage Holy Roman Empress. She the daughter of Edward "The Philosopher" I King Portugal and Eleanor Trastámara Queen Consort Portugal. He the son of Ernest "The Iron" Habsburg I Duke Austria and Cymburgis Masovia Duchess Austria.

In 1455 [her son] Christoph Habsburg was born to [her husband] Frederick "Peaceful or Fat" Habsburg III Holy Roman Emperor [aged 39] and Eleanor Aviz Holy Roman Empress [aged 20]. He a great x 3 grandson of King Edward III of England. He died aged one in 1456.

In 1455 [her brother-in-law] Henry IV King Castile [aged 29] and [her sister] Joan Aviz Queen Consort Castile [aged 15] were married. She by marriage Queen Consort Castile. She the daughter of [her father] Edward "The Philosopher" I King Portugal and [her mother] Eleanor Trastámara Queen Consort Portugal. He the son of John II King Castile and [her aunt] Maria Trastámara Queen Consort Castile. They were first 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.

In 1456 [her son] Christoph Habsburg [aged 1] died.

On 22nd March 1459 [her son] Maximilian Habsburg I Holy Roman Emperor was born to [her husband] Frederick "Peaceful or Fat" Habsburg III Holy Roman Emperor [aged 43] and Eleanor Aviz Holy Roman Empress [aged 24]. He a great x 3 grandson of King Edward III of England. He married (1) 18th August 1477 his second cousin Mary Valois Duchess Burgundy, daughter of Charles "Bold" Valois Duke Burgundy and Isabella Bourbon, and had issue (2) 1494 his third cousin Bianca Maria Sforza Holy Roman Empress, daughter of Galeazzo Maria Sforza 5th Duke Milan and Bona of Savoy.

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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In 1460 [her son] Helene Habsburg was born to [her husband] Frederick "Peaceful or Fat" Habsburg III Holy Roman Emperor [aged 44] and Eleanor Aviz Holy Roman Empress [aged 25]. He a great x 3 grandson of King Edward III of England. He died aged two in 1462.

In 1462 [her son] Helene Habsburg [aged 2] died.

In 1465 [her daughter] Kunigunde Habsburg Duchess Bavaria was born to [her husband] Frederick "Peaceful or Fat" Habsburg III Holy Roman Emperor [aged 49] and Eleanor Aviz Holy Roman Empress [aged 30]. She a great x 3 granddaughter of King Edward III of England. She married 1487 her second cousin once removed Albert Wittelsbach IV Duke Bavaria, son of Albert Wittelsbach III Duke Bavaria and Anna Brunswick Grubenhagen Duchess Bavaria, and had issue.

In 1466 [her son] Johannes Habsburg was born to [her husband] Frederick "Peaceful or Fat" Habsburg III Holy Roman Emperor [aged 50] and Eleanor Aviz Holy Roman Empress [aged 31]. He a great x 3 grandson of King Edward III of England. He died aged one in 1467.

In 1467 [her son] Johannes Habsburg [aged 1] died.

On 3rd September 1467 Eleanor Aviz Holy Roman Empress [aged 32] died.

On 19th August 1493 [her former husband] Frederick "Peaceful or Fat" Habsburg III Holy Roman Emperor [aged 77] died. His son Maximilian [aged 34] succeeded I Holy Roman Emperor.

Ancestors of Eleanor Aviz Holy Roman Empress 1434-1467

Great x 4 Grandfather: Alfonso III King Portugal Great Grandson of King Henry "Curtmantle" II of England

Great x 3 Grandfather: Denis I King Portugal 2 x Great Grandson of King Henry "Curtmantle" II of England

Great x 4 Grandmother: Beatrice Queen Consort Portugal 3 x Great Granddaughter of Alfonso VII King Castile VII King Leon

Great x 2 Grandfather: Alfonso "Brave" IV King Portugal 3 x Great Grandson of King Henry "Curtmantle" II of England

Great x 4 Grandfather: Peter III King Aragon Great Grandson of Alfonso II King Aragon

Great x 3 Grandmother: Elisabeth Barcelona Queen Consort Portugal 2 x Great Granddaughter of Alfonso II King Aragon

Great x 4 Grandmother: Constance Hohenstaufen Queen Consort Aragon 5 x Great Granddaughter of King William "Conqueror" I of England

Great x 1 Grandfather: Peter I King Portugal 4 x Great Grandson of King Henry "Curtmantle" II of England

Great x 4 Grandfather: Alfonso X King Castile X King Leon 2 x Great Grandson of Alfonso VII King Castile VII King Leon

Great x 3 Grandfather: Sancho IV King Castile IV King Leon 2 x Great Grandson of Alfonso II King Aragon

Great x 4 Grandmother: Violante Barcelona Queen Consort Castile Queen Consort Leon Great Granddaughter of Alfonso II King Aragon

Great x 2 Grandmother: Beatrice Ivrea Queen Consort Portugal 3 x Great Granddaughter of Alfonso II King Aragon

Great x 3 Grandmother: Maria Molina Queen Consort Castile Queen Consort Leon

Grandfather: King John I of Portugal 5 x Great Grandson of King Henry "Curtmantle" II of England

Great x 2 Grandfather: Pedro Fernández de Castro

Great x 1 Grandmother: Inês Castro

father: Edward "The Philosopher" I King Portugal Great Grandson of King Edward III of England

Great x 4 Grandfather: King Edward I of England son of King Henry III of England

Great x 3 Grandfather: King Edward II of England son of King Edward I of England

Great x 4 Grandmother: Eleanor of Castile Queen Consort England 2 x Great Granddaughter of Alfonso VII King Castile VII King Leon

Great x 2 Grandfather: King Edward III of England son of King Edward II of England

Great x 4 Grandfather: King Philip IV of France son of King Philip III of France

Great x 3 Grandmother: Isabella of France Queen Consort England daughter of King Philip IV of France

Great x 4 Grandmother: Joan Blois I Queen Navarre Great Granddaughter of King Louis VIII of France

Great x 1 Grandfather: John of Gaunt 1st Duke Lancaster son of King Edward III of England

Great x 4 Grandfather: John of Avesnes II Count Hainaut II Count Holland 3 x Great Grandson of King Stephen I England

Great x 3 Grandfather: William of Avesnes I Count Hainaut III Count Avesnes III Count Holland II Count Zeeland 4 x Great Grandson of King Stephen I England

Great x 4 Grandmother: Philippa Luxemburg Countess Hainaut and Holland 5 x Great Granddaughter of King William "Conqueror" I of England

Great x 2 Grandmother: Philippa of Hainaut Queen Consort England Great Granddaughter of King Philip III of France

Great x 4 Grandfather: Charles Valois I Count Valois son of King Philip III of France

Great x 3 Grandmother: Joan Valois Countess Zeeland Holland Avesnes and Hainaut Granddaughter of King Philip III of France

Great x 4 Grandmother: Margaret Capet Countess Valois Great Granddaughter of King Louis VIII of France

Grandmother: Philippa of Lancaster Queen Consort Portugal Granddaughter of King Edward III of England

Great x 4 Grandfather: Edmund "Crouchback" Plantagenet 1st Earl of Leicester 1st Earl Lancaster son of King Henry III of England

Great x 3 Grandfather: Henry Plantagenet 3rd Earl of Leicester 3rd Earl Lancaster Grandson of King Henry III of England

Great x 4 Grandmother: Blanche Capet Queen Navarre Granddaughter of King Louis VIII of France

Great x 2 Grandfather: Henry of Grosmont 1st Duke Lancaster Great Grandson of King Henry III of England

Great x 4 Grandfather: Patrick Chaworth

Great x 3 Grandmother: Maud Chaworth 9 x Great Granddaughter of Hugh I King of the Franks

Great x 4 Grandmother: Isabella Beauchamp 8 x Great Granddaughter of Hugh I King of the Franks

Great x 1 Grandmother: Blanche Duchess of Lancaster 2 x Great Granddaughter of King Henry III of England

Great x 4 Grandfather: Louis Brienne Viscount Beaumont 2 x Great Grandson of King Henry "Curtmantle" II of England

Great x 3 Grandfather: Henry Beaumont Earl Buchan 3 x Great Grandson of King Henry I "Beauclerc" England

Great x 4 Grandmother: Agnes Beaumont Sarthe 2 x Great Granddaughter of King Henry I "Beauclerc" England

Great x 2 Grandmother: Isabel Beaumont Duchess Lancaster 4 x Great Granddaughter of King Henry I "Beauclerc" England

Great x 4 Grandfather: Alexander Comyn 4 x Great Grandson of King David I of Scotland

Great x 3 Grandmother: Alice Comyn 4th Countess Buchan 5 x Great Granddaughter of King David I of Scotland

Great x 4 Grandmother: Joanna Latimer 11 x Great Granddaughter of Maredudd ab Owain King Deheubarth King Powys King Gwynedd

Eleanor Aviz Holy Roman Empress 2 x Great Granddaughter of King Edward III of England

Great x 4 Grandfather: Ferdinand IV King Castile IV King Leon 3 x Great Grandson of Alfonso II King Aragon

Great x 3 Grandfather: Alfonso "Avenger" XI King Castile 4 x Great Grandson of Alfonso II King Aragon

Great x 4 Grandmother: Constance Burgundy Queen Consort Castile Queen Consort Leon 3 x Great Granddaughter of King Henry "Curtmantle" II of England

Great x 2 Grandfather: Henry "Fratricide" II King Castile 5 x Great Grandson of Alfonso II King Aragon

Great x 3 Grandmother: Eleanor Guzman

Great x 1 Grandfather: John I King Castile 3 x Great Grandson of King Louis IX of France

Great x 4 Grandfather: Manuel Ivrea 2 x Great Grandson of Alfonso VII King Castile VII King Leon

Great x 3 Grandfather: Juan Manuel Prince of Villena 3 x Great Grandson of Alfonso VII King Castile VII King Leon

Great x 4 Grandmother: Beatrice Savoy 14 x Great Granddaughter of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor

Great x 2 Grandmother: Juana Manuel Queen of Castile 2 x Great Granddaughter of King Louis IX of France

Great x 4 Grandfather: Ferdinando de la Cerda Grandson of King Louis IX of France

Great x 3 Grandmother: Blanca de la Cerda y Lara Great Granddaughter of King Louis IX of France

Great x 4 Grandmother: Juana "La Palomilla" Núñez de Lara 3 x Great Granddaughter of Alfonso II King Aragon

Grandfather: Ferdinand I King Aragon 4 x Great Grandson of King Louis IX of France

Great x 4 Grandfather: James "The Just" II King Aragon 2 x Great Grandson of Alfonso II King Aragon

Great x 3 Grandfather: Alfonso IV King Aragon 2 x Great Grandson of King Louis VIII of France

Great x 4 Grandmother: Blanche Capet Queen Consort Aragon Great Granddaughter of King Louis VIII of France

Great x 2 Grandfather: Peter IV King Aragon 3 x Great Grandson of King Louis VIII of France

Great x 3 Grandmother: Teresa Enteca Queen Consort Aragon

Great x 1 Grandmother: Eleanor Barcelona Queen Consort Castile 4 x Great Granddaughter of King Louis VIII of France

Great x 4 Grandfather: Frederick III King Sicily 2 x Great Grandson of Alfonso II King Aragon

Great x 3 Grandfather: Peter II King Sicily 2 x Great Grandson of King Louis VIII of France

Great x 4 Grandmother: Eleanor Capet Great Granddaughter of King Louis VIII of France

Great x 2 Grandmother: Eleanor of Sicily Queen Consort Aragon 3 x Great Granddaughter of King Louis VIII of France

mother: Eleanor Trastámara Queen Consort Portugal 5 x Great Granddaughter of King Louis IX of France

Great x 4 Grandfather: Sancho IV King Castile IV King Leon 2 x Great Grandson of Alfonso II King Aragon

Great x 3 Grandfather: Ferdinand IV King Castile IV King Leon 3 x Great Grandson of Alfonso II King Aragon

Great x 4 Grandmother: Maria Molina Queen Consort Castile Queen Consort Leon

Great x 2 Grandfather: Alfonso "Avenger" XI King Castile 4 x Great Grandson of Alfonso II King Aragon

Great x 4 Grandfather: Denis I King Portugal 2 x Great Grandson of King Henry "Curtmantle" II of England

Great x 3 Grandmother: Constance Burgundy Queen Consort Castile Queen Consort Leon 3 x Great Granddaughter of King Henry "Curtmantle" II of England

Great x 4 Grandmother: Elisabeth Barcelona Queen Consort Portugal 2 x Great Granddaughter of Alfonso II King Aragon

Great x 1 Grandfather: Sancho Alfonso Ivrea 5 x Great Grandson of Alfonso II King Aragon

Great x 2 Grandmother: Eleanor Guzman

Grandmother: Eleanor of Alberquerque Queen Consort Aragon 6 x Great Granddaughter of Alfonso II King Aragon

Great x 4 Grandfather: Denis I King Portugal 2 x Great Grandson of King Henry "Curtmantle" II of England

Great x 3 Grandfather: Alfonso "Brave" IV King Portugal 3 x Great Grandson of King Henry "Curtmantle" II of England

Great x 4 Grandmother: Elisabeth Barcelona Queen Consort Portugal 2 x Great Granddaughter of Alfonso II King Aragon

Great x 2 Grandfather: Peter I King Portugal 4 x Great Grandson of King Henry "Curtmantle" II of England

Great x 4 Grandfather: Sancho IV King Castile IV King Leon 2 x Great Grandson of Alfonso II King Aragon

Great x 3 Grandmother: Beatrice Ivrea Queen Consort Portugal 3 x Great Granddaughter of Alfonso II King Aragon

Great x 4 Grandmother: Maria Molina Queen Consort Castile Queen Consort Leon

Great x 1 Grandmother: Beatrice Burgundy 5 x Great Granddaughter of King Henry "Curtmantle" II of England

Great x 3 Grandfather: Pedro Fernández de Castro

Great x 2 Grandmother: Inês Castro

Eleanor Aviz Holy Roman Empress 1434-1467