Greek Meaning: The name Jaysen is a Greek baby name. In Greek the meaning of the name Jaysen is: a healing.
Origin of the name Jason: The English cognate of the Latin and Greek IÄson (healer), a name derived from iasthai (to heal). Popularly bestowed in the U.S., the name Jason is borne in Greek Myth by a prince who led the Argo-nauts. Var: Jayson. From A World of Baby Names by Teresa Norman.Buy the book.