born 1021, Constantinople, Byzantine Empire
died 1096, Constantinople
Byzantine empress and regent, called the wisest woman of her time.
As the wife of Constantine X Ducas, she became regent for her three sons after his death (1067). To fend off the Seljuq Turks, she married a Cappadocian general, Romanus Diogenes (later Romanus IV Diogenes ). After his capture at the Battle of Manzikert (1071), Eudocia and her son Michael ruled jointly and deposed Romanus. After Michael succeeded to the throne, Eudocia entered a convent.