Marineau is a surname. Notable people with the surname include:
Dennis Marineau (born 1962), Canadian bobsledder Mathieu Marineau (born 1990), Canadian male weightlifter Michèle Marineau (born 1955), Canadian writer and translator
See also Guiles v. Marineau, 461 F.3d 320 (2d. Cir. 2006) Marin (disambiguation) Marina Marinu