Bonin is a surname. Notable people with the surname include:
Arturo Bonin (born 1943), Argentinian actorCeleste Bonin (born 1986), professional wrestler currently working under the ring name "Kaitlyn"Charlotte Bonin (born 1987), Italian professional triathleteGordie Bonin (1948–2013), Canadian drag racerMarcel Bonin (born 1931), Canadian ice hockey playerPaul Bonin (born 1960), English songwriter and musicianWilliam Bonin (1947–1996), American serial murdererHarvard Bonin (born 1970), American video game producer