William Calhoun
William Calhoun or Bill Calhoun may also refer to:
- Haystack Calhoun, a wrestler
- WC , West Coast rapper
- William Lowndes Calhoun, Mayor of Atlanta
- William B. Calhoun, U.S. Representative from Massachusetts
- Bill Calhoun , American professional basketball player
- Bill Calhoun , American professional baseball player
- William F. Calhoun, state legislator in Illinois
- William Henry Calhoun, American silversmith
- William L. Calhoun , U.S. Navy
- William J. Calhoun, American attorney, government official, and friend of President William McKinley
- Will Calhoun, American drummer
- Bill Calhoun, a secondary lead character in the Broadway musical Kiss Me, Kate
- Bill Calhoun, winner of the 1967 4 × 440 yard relay at the NCAA Division I Indoor Track and Field Championships