The Earl of Sandwich is a title in the peerage of England, created by Charles II and bestowed upon Sir Edward Montagu.

The Earl of Sandwich also holds the titles of Viscount Hinchingbrooke and Baron Montagu of St Neots. All of the titles were created in 1660. The courtesy title of the Earl's eldest son and heir is Viscount Hinchingbrooke.

The family seat is at Mapperton in Dorset.

Earls of Sandwich (1660)

• Edward Montagu, 1st Earl of Sandwich (1625-1672)
• Edward Montagu, 2nd Earl of Sandwich (1644-1689)
• Edward Montagu, 3rd Earl of Sandwich (1670-1729)
• John Montagu, 4th Earl of Sandwich (1718-1792)
• John Montagu, 5th Earl of Sandwich (1744-1814)
• George John Montagu, 6th Earl of Sandwich (1773-1818)
• John William Montagu, 7th Earl of Sandwich (1811-1884)
• Edward George Henry Montagu, 8th Earl of Sandwich (1839-1916)
• George Charles Montagu, 9th Earl of Sandwich (1874-1962)
• Alexander Victor Edward Paulet Montagu, 10th Earl of Sandwich (1906-1995) (disclaimed 1964)
• John Edward Hollister Montagu, 11th Earl of Sandwich (b. 1943)

The 4th Earl of Sandwich gave his name to the sandwich.