William Butterworth

William Butterworth may refer to:


 * William Butterworth (businessman) (1864–1936), American businessman and early Deere & Company president
 * William John Butterworth (1801–1856), English colonel and Governor of the Straits Settlements
 * William Walton Butterworth (1903–1975), American diplomat
 * W. E. Butterworth (born 1929), American author, also known as W. E. B. Griffin