Earl of Avon was a title in the Peerage of the United Kingdom.
[1] It was created in 1961 for the former Prime Minister Sir Anthony Eden, together with the subsidiary title Viscount Eden, of Royal Leamington Spa in the County of Warwick, also in the Peerage of the United Kingdom.
The titles became extinct on the death of his only surviving son Nicholas, the second Earl, in 1985.
He was the third son of Sir William Eden, 7th Baronet, of West Auckland, and 5th Baronet, of Maryland.
Eden's great-great-grandfather Sir Robert Eden, 1st Baronet, of Maryland, was the elder brother of William Eden, 1st Baron Auckland, and Morton Eden, 1st Baron Henley.