Omar Brown (born 21 June 1982 in Trelawny) is a Jamaican sprinter who specialises in the 200 metres.

He was successful as a junior athlete, winning the silver and bronze medals in the 200 m and 100 metres races at the 1999 World Youth Championships.

The following year he finished fourth at the World Junior Championships.

He returned at the 2008 Jamaican trials but suffered a hamstring injury, caused by a faulty technique due to pain in his ankle.

[1] He did not return until the end of the 2009 season, taking fourth place in the 200 m at the Shanghai Golden Grand Prix.