Mehan is of Irish origin and means "son of Mahon." It is derived from the ancient Irish personal name Mahon, which is thought to mean "little" or "baby." The name Mehan was historically used as a surname, but it has since become more common as a given name, particularly in Ireland.
"Mehan seems to be a name that was quite popular in both 2015 and 2023, with five births recorded each year."