Portrait of Beatriz de Portugal, duchesse de Savoie She was the second daughter of Manuel I of Portugal and his second wife, Maria of Aragon Her siblings included King John III of Portugal and Holy Roman Empress Isabella.
Queen Urraca of Leon, Castile and Galicia April March 1226 was the daughter of Alfonso VIII and Eleanor of England. She died in childbirth. Her maternal grandparents were Henry II of England and Eleanor of Aquitaine.
Dulce of Aragon Dulce of Aragon was Queen consort to King Sancho I of Portugal. As the eldest daughter of Ramon Berenguer IV, Count of Barcelona and his wife, Queen Petronila of Aragon, she was the sister of the future King Alfonso II of Aragon.
Constance of Castile was claimant of the Castilian throne after the death of her father Peter the Cruel, her mother being María de Padilla, whom Peter had secretly married but was then forced to repudiate, only to keep her as a mistress.