William Cowper (disambiguation)
William Cowper is the name of:
- William Cowper ( theologian ) ( 1568-1619 ), Scottish theologian, Bishop of Galloway
- William Cowper, 1st Earl Cowper (c. 1665-1723 ), English politician
- William Cowper ( anatomist ) ( 1666-1709 ), English anatomist
- William Cowper ( poet ) ( 1731-1800 ), English lawyer and poet
- Disambiguation