Deon Marie Hemmings (born 9 October 1968 in Saint Ann, Jamaica) is a former female 400 metres hurdler.
Hemmings was the first ever Jamaican woman to win an Olympic Gold when she won the 400 m Hurdles at the 1996 Olympics, breaking the Olympic record, which stood to 2004.
Hemmings also won two silver medals at the 2000 Olympics in the 400 m Hurdles and 4 × 400 m Relay (together with Sandie Richards, Catherine Scott-Pomales and Lorraine Graham). Hemmings also won a Silver medal in the 1994 Commonwealth Games, a Bronze Medal in the 1995 World Athletics Championships, a Silver in the 1997 World Athletics Championships, and a Bronze in the 1999 World Athletics Championships, all in the 400 m Hurdles. Hemmings retired in 2003 and married Michael McCatty in 2004.
As of Sep 20, 2026: 400 m hurdles 52.82 (#19 all-time), 400 Metres Short Track 51.47, 2002 season best 54.64 (Jul 5, 2002, Stade de France, Paris-St-Denis (FRA)) · Olympic Games: 1 gold, 2 silver · World Championships: 1 gold, 1 silver, 3 bronze · 57 years old
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