Meaning Sebastien is a name of Greek origin meaning 'man from Sebasta'. It is mainly used in the French language. Origin of Sebastien Greek +-100%Zoom level changed to 1 Popular Middle Names Elie, James, Michael, Rayon, William Pronunciation 🔊 Listen Sebastien sah-BAES-chahn Similar Names Sebastion Sabastian Kingsley Rafe Rubin Patric Keandre Neil Freman Philibert Year by Year Popularity of Sebastien