Berengaria of León was the third wife but only empress consort of John of Brienne, Latin Emperor of Constantinople. She was a daughter of Alfonso IX of León and Berengaria of Castile. She was a younger sister of Ferdinand III of Castile and... Wikipedia
Born: 1204
Died: April 12, 1237 (age 33 years), Constantinople
Grandchildren: Henry de Beaumont, John I of Brienne, Count of Eu, Margaret of Acre, and more
Grandparents: Alfonso VIII of Castile, Eleanor of England, Queen of Castile, Urraca of Portugal, and more
Spouse: John of Brienne (m. 1224–1237)
Children: Alfonso of Brienne, Louis of Brienne, Marie of Brienne, and more
Parents: Berengaria of Castile and Alfonso IX of León