Constantine of Baberon (died c. 1263) was a powerful Armenian noble of the Hetoumids family. He was the son of Vassag, the maternal uncle of king Levon I of Armenia. He was the father of the king of Cilician Armenia Hetoum I, who ruled the Armenian Kingdom of Cilicia from 1226 to 1270.
Constantine, also known as the Grand Baron Constantine, was married to Partzapert[1] (a third-cousin of Leo II), with whom he fathered: