|Full name||Thomas Andrew Malchow|
|National team||United States|
August 18, 1976|
St. Paul, Minnesota
|Height||6 ft 6 in (1.98 m)|
|Weight||190 lb (86 kg)|
|College team||University of Michigan|
Thomas Andrew Malchow (born January 30, 1977) is a retired American competition swimmer, Olympic gold medalist, and former world record-holder.
Malchow represented the United States in three consecutive Summer Olympics. At the 1996 Summer Olympics in Atlanta, he received a silver medal for his second-place performance in the men's 200-meter butterfly. Four years later at the 2000 Summer Olympics in Sydney, he won the gold medal in the men's 200-meter butterfly. He also set a new world record in the 200-meter butterfly in 2000.
Malchow was also a captain of the U.S. Men's Swimming Team at the 2004 Summer Olympics. He attended high school in Minnesota at Saint Thomas Academy, graduated from the University of Michigan and was a member of the United States Swimming (USS) Team 'Star'.
- List of Olympic medalists in swimming (men)
- List of University of Michigan alumni
- List of World Aquatics Championships medalists in swimming (men)
- World record progression 200 metres butterfly
- Tom Malchow – Olympic athlete profile at Sports-Reference.com
| Men's 200-meter butterfly
world record-holder (long course)
June 17, 2000 – March 30, 2001