The Complete Guide to the British Peerage & Baronetage
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O'Neill, Earl (I, 1800 - 1841)
Creation: let.pat. Aug 1800
Extinct: 25 Mar 1841
Family name: O'Neill
Per fess wavy the chief Argent the base representing waves of the sea in chief a Dexter Hand couped at the wrist Gules in base a Salmon naiant proper
An Arm in Armour embowed the Hand grasping a Sword all proper
On either side a Lion Gules armed and langued Azure gorged with an Eastern Crown and chained Or
Lamb dearg Eirin
Charles Henry St John [O'Neill], 2nd Viscount Mansfield later 1st Earl O'Neill, KP PC
1st son and heir of John [O'Neill], 1st Viscount O'Neill, by his wife Hon Henrietta Boyle, only dau. and hrss. of Hon Charles Boyle, styled Viscount Dungarvan (by his wife Susanna Hoare, dau. and cohrss. by his second wife of Henry Hoare, of Stourhead, co. Wiltshire), 1st son and heir ap. by his first wife of John [Boyle], 5th Earl of Cork
22 Jan 1779
25 Mar 1841 (bur. at Randalstown, co. Antrim)
Aug 1800 Viscount Raymond and Earl O'Neill
suc. his father as 2nd Viscount O'Neill 17 Jun 1798; a Representative Peer for Ireland 1801-41; Joint Postmaster-General of Ireland 1807-31; Privy Councillor [I] 1809; Knight of St Patrick 1809; Grand Master of the Orangemen of Ireland; Lord Lieutenant of co. Antrim 1831-41; Vice-Admiral of the Coast of Ulster
On the death of the 1st Earl O'Neill the Earldom of O'Neill became extinct and the Viscountcy of O'Neill passed to his younger brother, John Bruce Richard O'Neill.
First written 28 Oct 2004
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