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Infanta Beatrice
Duchess of Viseu
Infanta Beatriz of Portugal
Spouse Infante Fernando, Duke of Viseu
Manuel I of Portugal
Leonor of Viseu
Isabella of Viseu
House House of Aviz
Father Infante João, Lord of Reguengos
Mother Isabella of Braganza
Born 1430
Died 1506
Portuguese royalty
House of Avis
Ordem Avis.svg

John I
   Infante Duarte (future Edward I)
   Infante Pedro, Duke of Coimbra
   Henry the Navigator (Infante Henrique, Duke of Viseu)
   Infanta Isabel, Duchess of Burgundy
   Infante João, Lord of Reguengos
   Infante Fernando, the Saint Prince
   Afonso, Duke of Braganza (illegitimate)
   Beatriz, Countess of Arundel (illegitimate)
Grandchildren include
   Infanta Isabel of Coimbra, Queen of Portugal
   Afonso, Prince of Portugal (future Afonso V)
   Infante Fernando, Duke of Viseu
   Infanta Leonor, Holy Roman Empress
   Infanta Catarina
   Infanta Joana, Queen of Castile
Grandchildren include
   Infante Manuel, Duke of Beja (future Manuel I)
   Infanta Leonor of Viseu, Queen of Portugal
   Infanta Isabella, Duchess of Braganza
Great-Grandchildren include
   Jaime, Duke of Braganza, Prince of Portugal
Afonso V
Children include
   João, Prince of Portugal
   Blessed Joana, Princess of Portugal
   João, Prince of Portugal (future John II)
John II
   Afonso, Prince of Portugal
   Jorge, Duke of Coimbra (illegitimate)

Infanta Beatriz of Portugal (1430 – 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 Braganza a daughter of Afonso, 1st Duke of Braganza.



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 Isabel, wife of John II of Castile, she was an aunt of Isabella 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 encourage Gil Vicente, a Portuguese playwriter, 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

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 nine children:

See also

External links


”Nobreza de Portugal e do Brasil” – Vol. I, page 298 and 312. Published by Zairol Lda., Lisbon 1989.


Up to date as of February 01, 2010

From Familypedia

Beatriz of Portugal
Birth 1430
Death: September 30, 1506
Father: John, Duke of Aveiro (1400-1442)
Mother: Isabella of Braganza (1402-1445)
Husband: Fernando, Duke of Viseu (1433-1470)
Wedding: 1452
AFN # 9F95-LW
Edit facts

Beatriz of Portugal was born 1430 to John, Duke of Aveiro (1400-1442) and Isabella of Braganza (1402-1445) and died 30 September 1506 at the age of 76 years of unspecified causes. Beatriz married Fernando of Viseu 1452 .


Offspring of  Fernando of Viseu and Beatriz of Portugal (1430-1506)
Name Birth Death
John of Viseu (c1456-1483)
Leonor of Viseu (1458-1525)
Isabella of Viseu (1459-1521)
Diogo of Viseu (1460-1484)
Duarte of Viseu (c1462-?)
Dinis of Viseu (c1464-?)
Catarina of Viseu (1465-)
Simão of Viseu (c1467-?)
Affonso of Viseu (c1468-?)
Manuel I of Portugal (1469-1521) May 31, 1469 December 13, 1521
Edit facts

Citations and remarks



This article uses material from the "Beatriz of Portugal (1430-1506)" article on the Genealogy wiki at Wikia and is licensed under the Creative Commons Attribution-Share Alike License.


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