Maria Megale Komnene, known as Maria of Trebizond, was Byzantine Empress by marriage to the Byzantine emperor John VIII Palaiologos. She was the last Byzantine empress.
She was one of the daughters of Alexios IV of Trebizond and Theodora... Wikipedia
Born: 1404, Trabzon, Türkiye
Died: December 17, 1439 (age 35 years), Constantinople
Spouse: John VIII Palaiologos (m. 1427–1439)
Parents: Alexios IV of Trebizond and Theodora Kantakouzene
Grandparents: Manuel III of Trebizond, Theodore Kantakouzenos, and Gulkhan-Eudokia of Georgia
Great-grandparents: Theodora Kantakouzene, Alexios III of Trebizond, David IX of Georgia, and more