Origin of the name Marcus: A Latin name of uncertain derivation. Most believe it has its root in Mars, the name of the Roman mythological god of war. Others, however, think it might be from mas (manly) or from the Greek malakoz (soft, tender). From A World of Baby Names by Teresa Norman.Buy the book.
The name Demarco is a baby boy name. The name Demarco comes from the African-American origin. In African-American The meaning of the name Demarco is: Of Mark.
Spanish Meaning: The name Demario is a Spanish baby name. In Spanish the meaning of the name Demario is: Greek Damaris 'gentle.