The title of Earl of Warrington has been created twice in British history. The first creation was in the Peerage of England in 1690 for Lord Delamer. This title became extinct upon the death of the 2nd Earl in 1758. The title was created anew in 1796 in the Peerage of Great Britain for the 5th Earl of Stamford, and became extinct upon the death of the 7th Earl of Stamford in 1883. For this creation, see Earl of Stamford. The Earls of Warrington of the 1st creation bore the subsidiary title of Baron Delamer (1660), which became extinct in 1770.

Earls of Warrington, first creation (1690)

• see Baron Delamer

Earls of Warrington, second creation (1796)

• see Earl of Stamford