Chantelle Vivien Houghton (born 21 August 1983) is an English television personality and glamour model. In 2006, she competed in the fourth series of the Channel 4 reality series Celebrity Big Brother.
Houghton was sent in as a non-celebrity with the task of persuading her celebrity housemates that she was famous. She emerged as the winner of the series, winning a prize of £25,000. Following a much-publicised on-screen relationship, Houghton married former fellow Big Brother contestant Samuel Preston of The Ordinary Boys in August 2006.