William Carew may refer to:

William Aquin Carew (1922–2012), Canadian bishop, Vatican diplomat Sir William Carew, 5th Baronet (1690–1744) of the Carew baronets, MP for Cornwall

See also William Conolly-Carew, 6th Baron Carew William Carew Hazlitt William Pole-Carew Carew (surname)