William Condon may refer to:
William Condon (pirate) (died 1734), 18th-century English pirate William F. Condon (1897–1972), American politician from New York William H. Condon (1843–?), American lawyer, author, and politician from Illinois William Joseph Condon (1895–1967), American prelate of the Roman Catholic Church William S. Condon, researcher into human interactions Bill Condon (born 1955), American screenwriter and director Bill Condon (footballer) (1901–1963), Australian rules footballer for South Melbourne