Beatrice, Countess of Alburquerque Portuguese infanta (1347–1381) Parents Inês de Castro Peter I of Portugal Children Eleanor of Alburquerque Siblings Infante Afonso Ferdinand I of Portugal Infante João, Duke of Valencia de Campos Infante Dinís, Lord of Cifuentes Maria, Marchioness of Tortosa John I of Portugal Infanta Maria of Portugal Louis of Portugal Partners Sancho Alfonso, 1st Count of Alburquerque
