Infanta Beatriz of Portugal (13 June 1430 – 30 September 1506) was a Portuguese infanta, daughter of Infante João, Lord of Reguengos (fourth son of King John I of Portugal and his wife Philippa of Lancaster) and Isabella of Barcelos a daughter of Afonso I, Duke of Braganza.
Biography [ edit ]
Due to the
Aviz dynasty marriage policy, Beatrice was 1st cousin and sister-in-law of king Afonso V of Portugal, 2nd cousin and mother-in-law of king John II of Portugal, 1st cousin and mother-in-law of Ferdinand II, 3rd Duke of Braganza and mother of king Manuel I of Portugal, playing an active role in politics during the consecutive reigns of Afonso V, John II and Manuel I.
Through her sister
Isabella, wife of John II of Castile, she was an aunt of Isabella I of Castile, helping to settle both the Treaty of Alcáçovas and the Treaty of Terçarias de Moura between the Kingdom of Portugal and the Kingdom of Castile, after meeting with her niece Isabella in person.
She was also predominant in the
Order of Santiago, acting as tutor for her son Diogo.
Infanta Beatrice protected and encouraged
Gil Vicente, a Portuguese playwright, considered as the father of the Portuguese theatre.
She founded the
Religiosas da Conceição monastery, in Beja, where her husband was buried.
Marriage and Children [ edit ]
In 1447, Beatrice married her cousin
Infante Ferdinand (Portuguese: Fernando), 2nd Duke of Viseu, son of King Edward of Portugal (her uncle). From this marriage, they had ten children:
João (1448–1472), 3rd Duke of Viseu, 2nd Duke of Beja, 7th Constable of Portugal. Infante
Diogo (1450–1484), 4th Duke of Viseu, 3rd Duke of Beja; Infanta
Eleanor of Viseu (1458–1525), married to King John II of Portugal, becoming Queen of Portugal; Infanta
Isabella of Viseu (1459–1521), married to Ferdinand II, Duke of Braganza; Infante Duarte of Viseu (1462-died in childhood);
Infante Dinis of Viseu (1464- died in childhood);
Infanta Catarina of Viseu (1465-died in childhood);
Infante Simão of Viseu (1467-died in childhood);
Infante Afonso of Viseu (1468-died in childhood);
Manuel (1469-1521), 5th Duke of Viseu, 4th Duke of Beja. Became King of Portugal, as Manuel I, following his cousin's ( John II) death.
Ancestry [ edit ]
Ancestors of Beatrice, Duchess of Viseu
See also [ edit ]
Bibliography [ edit ]
”Nobreza de Portugal e do Brasil” – Vol. I, page 298 and 312. Published by Zairol Lda., Lisbon 1989.
External links [ edit ]
* also an infanta of Spain and an archduchess of Austria, ** also an imperial princess of Brazil, *** also a princess of Saxe-Coburg and Gotha, Duchess in Saxony
Maria Teles de Menezes
Constance de Trastámara, Lady of Alba de Tormes
Juana de Trastámara, Lady of Cifuentes
* also an infanta of Portugal by birth, ** also an infanta of Spain and an archduchess of Austria, *** also an infanta of Portugal by birth and an infanta of Spain, **** also an infanta of Spain, ***** also a princess of Saxe-Coburg and Gotha, Duchess in Saxony, ****** status disputed