Earl of Salisbury later by Richard Neville "the Kingmaker", upon whose death the title went into abeyance because multiple individuals were entitled to inherit it. Then, in 1472, it was granted to George, Duke of Clarence, who was married to Warwick's eldest daughter. When the Duke of Clarence was executed in 1478 for treason (supposedly by being drowned in a vat of Malmsey wine), the title was forfeit. It was then granted to Edward of Middleham (who was his nephew via the Duke's brother Richard), who died in 1484 at the age of 11. It was restored to two of George of Clarence's
Duke of Clarence Andrews and of Clarence and Avondale, were later created for British royal princes. The title also took the form of an earldom for Queen Victoria's son Prince Leopold, Duke of Albany, and his son Prince Charles Edward, the Clarence earldom being a subsidiary title. The title is said to originate from the town of Clare, Suffolk, which was owned by the first Duke of Clarence, Lionel of Antwerp. His wife, Elizabeth, 4th Countess of Ulster, was a direct descendant of the previous owners, the de Clares, and the Manor of Clare was among the lands which she brought to her