75%RatingSave Gender Masculine Usage Late Roman Meaning & History Late Latin name meaning "constant, steadfast". This was the name of a 4th-century Roman emperor, a son of Constantine the Great. Family Tree·DetailsRelated Names Other Languages & CulturesConstant, Stan(Dutch) Constant(English) Constant(French) Costanzo(Italian) Categories emperors, virtues Entry updated November 18, 2011 ·