Constantine Ypsilantis (Greek: Κωνσταντίνος Υψηλάντης, Konstantinos Ypsilantis; Romanian: Constantin Ipsilanti; 1760–1816), was the son of Alexander Ypsilanti, a key member of an important Phanariote family, Grand dragoman of the Porte (1796–99), hospodar of Moldavia (1799–1802) and Walachia (1802–06), and a Prince through marriage to the daughter of Alexandru Callimachi.