Earl of Shannon
Parted per bend embattled Gules and Argent, a crescent for difference
Creation date	17 April 1756
Created by	George II
Peerage	Ireland
First holder	Henry Boyle
Present holder	Henry Boyle, 10th Earl of Shannon
Heir presumptive	Robert Francis Boyle
Remainder to	Heirs male of the first earl's body lawfully begotten
Subsidiary titles	Viscount Boyle of Bandon Baron of Castle Martyr Baron Carleton
Former seats	Shannon Park Castle Martyr
Motto	Vivit post funera virtus ("Virtue lives after death") Spectemur agendo ("Let us be judged by our actions")

Earl of Shannon is a title in thePeerage of Ireland. It was created in 1756 for the prominentIrish politicianHenry Boyle, who served as Speaker of theIrish House of Commons and asChancellor of the Irish Exchequer. The earldom is named afterShannon Park inCounty Cork.^[1]

The first Earl was madeViscount Boyle, of Bandon, andBaron Castle Martyr at the same time, also in the Peerage of Ireland. Lord Shannon was the second son of Henry Boyle, second son ofRoger Boyle, 1st Earl of Orrery, third surviving son ofRichard Boyle, 1st Earl of Cork. He was succeeded by his son, the second Earl.

He served asMaster-General of the Ordnance forIreland and as Vice-Treasurer for Ireland. In 1786 he was createdBaron Carleton, of Carleton in theCounty of York, in thePeerage of Great Britain. This title gave him and the later Earls an automatic seat in theBritish House of Lords. The third Earl, son of the second, notably served asLord Lieutenant of County Cork. On his death the titles passed to his son, the fourth Earl, who briefly representedCounty Cork in theHouse of Commons.^[1]

As of 2019^[update], the titles are held by the fourth Earl's great-great-great-grandson, the tenth Earl, who succeeded his father in 2013.

The HonourableSir Algernon Boyle, sixth son of the fifth Earl, was anadmiral in theRoyal Navy.^[1]

The family seat wasCastle Martyr (or Castlemartyr) inCastlemartyr,County Cork,^[2] which was the ancient seat ofthe FitzGeralds.^[3]

• Henry Boyle, 1st Earl of Shannon (1682–1764)
• Richard Boyle, 2nd Earl of Shannon (1728–1807)
• 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 (1924–2013)^[4]
• (Richard) Henry John Boyle, 10th Earl of Shannon (born 1960), known as Harry Boyle^[5]

(Richard) Henry John Boyle, 10th Earl of Shannon (born 19 January 1960), also known as Harry Boyle,^[5] is the son of the 9th Earl and his wife Susan Margaret Rogers Hogg. Between 1963 and 2013 he was known formally as Viscount Boyle.^[6]

In 2003, he was living at Edington House,Bridgwater,Somerset. On 9 May 2013 he succeeded as Earl of Shannon, Viscount Boyle, Baron Castle Martyr, and Baron Carleton.^[6]

As of 2023, Shannon is unmarried, and theheir presumptive is his second cousin once removed, Robert Francis Boyle (born 1930),^[7] a grandson of a younger son of the 5th Earl.

• Earl of Orrery
• Earl of Cork

• Hansard 1803–2005:contributions in Parliament by Richard Bentinck Boyle, 9th Earl of Shannon

• Earldoms in the Peerage of Ireland
• Boyle family
• Noble titles created in 1756
• Earls of Shannon

• All articles with dead external links
• Articles with dead external links from December 2019
• Articles with permanently dead external links
• Articles with short description
• Short description matches Wikidata
• Use dmy dates from April 2022
• Articles containing potentially dated statements from 2019
• All articles containing potentially dated statements