Jack Wardrop

John Caldwell "Jack" Wardrop (born 26 May 1932) is a British former competitive swimmer. While competing for Scotland, Wardrop won a silver and bronze medal at the 1954 British Empire and Commonwealth Games in Vancouver. Wardrop also competed for Great Britain at the 1948 Summer Olympics, 1952 Summer Olympics, and 1956 Summer Olympics.

Wardrop attended the University of Michigan, where he swam for the Michigan Wolverines swimming and diving team in National Collegiate Athletic Association (NCAA) and Big Ten Conference competition from 1953 to 1955. He won NCAA national championships in the 220-yard freestyle in 1954 and 1955.

Wardrop's twin brother, Bert Wardrop, was also an Olympic swimmer.