Motivator is a source of motivation. It may also refer to:
"Motivator", a 1989 song by Spandau Ballet from the album Heart Like a Sky Motivator (horse), winner of the 2005 Epsom Derby Motivator-Hygiene theory, combination of factors for workplace satisfaction MOS Motivator, a container ship Mr Motivator, the persona of fitness trainer Derrick Errol Evans
See also MotivAider, an electronic behavior change device