Steve Plater (born 22 August 1972, in Luton) is a former English motorcycle road racer.
He was the 2009 British Supersport champion, and also finished as runner-up in the series twice in the late 1990s.
In the British Superbike Championship he has 4 wins and 17 further podiums.
He won the prestigious Isle of Man Senior TT, North West 200 and also enjoyed success at Endurance racing.
For 2015/2016, Plater is manager of a race-team, and rides in demonstration events.
He lives in Woodhall Spa, Lincolnshire, and is involved in property development with his father.