William Rous was a privateer.
William Rous may also refer to:
William Rous (British Army officer) William Rous (died 1539), MP for Dunwich (UK Parliament constituency) William Rous (died c.1635) (c 1594 - c 1635), MP for Truro William Rous (14th-century MP), MP for Bath in 1390 William Rous, 5th Earl of Stradbroke