Afonso IV, called the Brave, was King of Portugal from 1325 until his death in 1357. He was the only legitimate son of King Denis of Portugal and Elizabeth of Aragon.

Denis, called the Farmer King and the Poet King, was King of Portugal. The eldest son of Afonso III of Portugal by his second wife, Beatrice of Castile, and grandson of Afonso II of Portugal, Denis succeeded his father in 1279. He was married to Elizabeth of Aragon, who was later canonised as a saint of the Roman Catholic Church.