William Whitaker

William Whitaker may refer to:


 * William Whitaker (theologian) (1548–1595), English theologian
 * William Whitaker (Puritan ejected minister) (1629–1672), English ejected minister
 * William Whitaker (geologist) (1836–1925), British geologist
 * William Whitaker (pioneer) (1821–1888), American pioneer
 * William Whitaker (MP) (1580–1646), English lawyer and politician who sat in the House of Commons from 1640 to 1646
 * William Whitaker (equestrian) (born 1989), English show jumper
 * Bill Whitaker (journalist) (born 1951), American journalist
 * Bill Whitaker (American football) (born 1959), American football defensive back