Beatrice of Portugal (died 1381)
Beatrice of Portugal (–) was Countess of Alburquerque as the wife of Sancho Alfonso of Alburquerque. She was the daughter of Peter I of Portugal and his wife Inês de Castro. Life. Beatrice was born in 1347 in Coimbra. Beatrice's entitlement to be considered an "Infanta" of Portugal is debatable. Some historians consider her a natural daughter of Peter I, so that title could never be attributed to her. Other opinions assert that the death of Inês de Castro was ordered by Peter's father Afonso IV of Portugal; after inheriting the throne, the Prince  admitted that he had married Inês secretly, and she was thus a lawful Queen of Portugal. Beatrice became Countess of Alburquerque when she married Sancho Alfonso of Alburquerque in 1373. Beatrice held this title for a year, until her husband died on 19 March 1374. Children. Beatrice and Sancho Alfonso of Alburquerque had two children: