George Ducas

Voivode George Ducas (Greek: ''Γεώργιος Δούκας'', ''Geórgios Doúkas''; Romanian: ''Gheorghe Duca''; old Romanian: ''Георге Дука;'' c. 1620 – 31 March 1685) was three times prince of Moldavia (1665–1666, 1668–1672, 1678–1684), one time prince of Wallachia (1674–1678) and one time Hetman of Ottoman Ukraine (1681–1683).

He was married to Anastasiya Dabizha, the daughter of Prince Eustratie Dabija, and later to Dafina Doamna; George Ducas fathered Constantine Ducas. Provided by Wikipedia