Damien Marsh (born 28 March 1971) is a former Australian 100 metre and 200 metre sprint champion. A native of Goondiwindi, Queensland, Marsh finest moment as a sprinter was winning the 1995 100 metre IAAF Grand Prix Final in Monaco in a time of 10.13, defeating a field of the world's top sprinters. This bettered his own Australian national record of 10.16 set in July 1994 in Oslo. He had broken Gerrard Keating's national record (of 10.22) in February 1993 in Melbourne with a time of 10.19. He also ran a personal best in the 200 in Monaco, 20.32.