Submariner may refer to: A sailor who is a crew member of a submarine A baseball pitcher who pitches with an underhand motion Namor the Sub-Mariner, a character appearing in comic books published by Marvel Comics Rolex Submariner, a Rolex diving watch model Submariner (album), a 2003 album by experimental-rock band The Dead Science "Submariner", a song by Helen Marnie from the 2013 album Crystal World