The title of Earl of Shannon was created in the Peerage of Ireland in 1756. The Earl bears the subsidiary titles of Viscount Boyle of Bandon (1756) and Baron Castle Martyr (1756) in the Peerage of Ireland, and until 1999 sat in the House of Lords as Baron Carleton (1780) in the Peerage of the United Kingdom.

Earls of Shannon (1756)

• Henry Boyle, 1st Earl of Shannon (1686-1764)
• Richard Boyle, 2nd Earl of Shannon (1728-1815)
• Henry Boyle, 3rd Earl of Shannon (1771-1842)
• Richard Boyle, 4th Earl of Shannon (1809-1868)
• Henry Bentinck Boyle, 5th Earl of Shannon (1833-1890)
• Richard Henry Boyle, 6th Earl of Shannon (1860-1906)
• Richard Bernard Boyle, 7th Earl of Shannon (1897-1917)
• Robert Henry Boyle, 8th Earl of Shannon (1900-1963)
• Richard Bentinck Boyle, 9th Earl of Shannon (b. 1924)