Helena Dragaš

Helena Dragaš (; |Helénē Dragásē}}; – 23 March 1450) was the empress consort of Byzantine emperor Manuel II Palaiologos and mother of the last two emperors, John VIII Palaiologos and Constantine XI Palaiologos. She served as interim regent of the Byzantine empire after the death of her son John VIII in 1448 until the enthronement of her son Constantine XI in 1449.

Later in life she became a nun. She is venerated as a saint by the Eastern Orthodox Church under her monastic name, as Saint Hypomone (), translated in English as ''Saint Patience''. Provided by Wikipedia