Gregory Haughton (born 10 November 1973) is a Jamaican 400 metres runner.

He was coached by Clyde Hart, an individual who also trained world record-holder Michael Johnson.

Haughton was inducted into the Virginia Sports Hall of Fame (1997), George Mason University Hall of Fame (2001), and the Carreras Sports Foundation Male Athlete of the Year (1999–2000).

In April 2011 Greg Haughton received the award from the Inter-Secondary Schools Sports Association for Outstanding Contribution to Track and Field in Jamaica.

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