William Greaves was an American filmmaker.
William Greaves may also refer to:
William Greaves (mayor), Lord Mayor of Nottingham 1663-1664 William Greaves, creator of Greaves' Rules William Greaves (MP) (died by 1621), Sheriff of Nottingham 1582 and MP for Nottingham (UK Parliament constituency) 1601 William Greaves (cricketer) (1830-1869), Australian cricketer William Michael Herbert Greaves, Scottish astronomer
See also William Graves (disambiguation) William Grieve (disambiguation)