William Clement
William Clement may refer to:
- Bill Clement (rugby union), rugby union player from Wales
- Bill Clement, ice hockey player from Canada
- William Clement (academic), Irish academic
- William James Clement, English surgeon and Liberal Party politician
- William Innell Clement, English newspaper proprietor
- William Pope Clement, lawyer and politician in Ontario, Canada
- William T. Clement, general of the United States Marine Corps during World War II
- Willy Clément, French baritone
- William Clement (cricketer), English cricketer
- William Clement (priest), English priest