Wie trouwde met Infante Fernando, Lord of Serpa?

Infante Fernando of Portugal (Portuguese pronunciation: [fɨɾˈnɐ̃du]), or Ferdinand in English, was a Portuguese infante (prince), son of King Afonso II of Portugal and his wife Urraca of Castile, daughter of Alfonso VIII of Castile.

Fernando was born in 1218 and was made Lord of Serpa in 1232. It is known that he travelled to Rome in 1237 to beg for a pardon from Pope Gregory IX for his violence against certain clerics. He died on 19 January 1246.