Michael Steward Heath (born April 9, 1964) is an American former competition swimmer who specialized in freestyle events. He is a three-time Olympic gold medalist, and a former world record-holder in two relay swimming events. A native of Texas, he won two national collegiate championship competing for the University of Florida. During his elite swimming career, Heath won ten medals in major international championships, including seven golds, two silvers and a bronze, spanning the Olympic Games, FINA World Championships, and Pan Pacific Championships.
He is also known as Michael Steward Heath.