William Calhoun or Bill Calhoun may also refer to:
Haystack Calhoun (1934–1989), a wrestler
WC (rapper) (William L. Calhoun, Jr., born 1970), West Coast rapper
William Lowndes Calhoun (1837–1908), American attorney and politician from the state of Georgia who served as Mayor of Atlanta William B. Calhoun (1796–1865), U.S. Representative from Massachusetts Bill Calhoun (basketball) (born 1927), American former professional basketball player Bill Calhoun (baseball) (1890–1955), American professional baseball player William F. Calhoun, state legislator in Illinois William Henry Calhoun, American silversmith William L. Calhoun (admiral) (1884–1963), U.S. Navy William J. Calhoun (1848–1916), American attorney, government official, and friend of President William McKinley Will Calhoun (born 1964), American drummer Bill Calhoun, a secondary lead character in the Broadway musical Kiss Me, Kate