Heath Terrence Ramsay (born 3 April 1981) is a former butterfly swimmer who competed for Australia at the 2000 Summer Olympics in Sydney, Australia. There he finished in eleventh position in the 200-metre butterfly, clocking 1:57.90 minutes in the B-Final.
Ramsay was born in 1981 in Ipswich, Queensland. After finishing at St Edmund's College, Ipswich, he went to the University of Queensland.
In the lead-up to the 2000 Summer Olympics, he paused his commerce degree to focus on swimming. Ramsay qualified for the 2000 Olympics by winning the 200-metre butterfly at the Australian championships.
Retiring from swimming in 2003, Heath founded a successful learn to swim centre in Ipswich. He was a coach to his daughter Ella Ramsay who was a swimmer in Australia's team at the 2024 Olympics.