Infanta Maria of Portugal -- 23rd great-grandma of the Keeper of this genealogy blog, & 19th great-grandma of our Josephine Wingfield Henry nee Davis -- was a Portuguese infanta, first daughter of King Afonso IV of Portugal & his first wife Beatrice of Castile. Her maternal grandparents were Sancho IV of Castile & María de Molina. She was born on 09 Feb 1313 & became Queen consort of Castile by marriage to Alfonso XI in 1328. She was the mother of Pedro of Castile. She died in Évora on this date in 1357 & is buried in the Chapel of the Kings in the Seville Cathedral.