Background
Decies was the third son of Marcus Beresford, 1st Earl of Tyrone, and Catherine Poer, 1st Baroness de la Poer.
Decies was the third son of Marcus Beresford, 1st Earl of Tyrone, and Catherine Poer, 1st Baroness de la Poer.
He served as Bishop of Dromore from 1780 to 1782, Bishop of Ossory from 1782 to 1794, and as Archbishop of Tuam from 1794 until his death in 1819. He was admitted to the Irish Privy Council in 1794 and in 1812 he was raised to the Peerage of Ireland as Baron Decies, of Decies in the County of Waterford. Brigadier-General Marcus Beresford (1764–1803)
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John Beresford, 2nd Baron Decies (1773–1855)
Honorary
Review George Beresford, married Susannah Gorges on 21 May 1798, and had issue, including Marcus Beresford
Honorary Review William Beresford (20 November 1780 – 27 June 1830), married Lady Anna Bennet, daughter of the 4th Earl of Tankerville, and had issue
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Catherine Eleanor Beresford, married Review William Armstrong on 11 November 1789
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Araminta Anne Beresford (d 26 September 1816), married the Very Review
Arthur John Preston on 26 May 1794
Honorary Harriet Beresford, married Thomas Henry Bermingham Daly Sewell on 25 January 1796, and had issue
Honorary Frances Beresford, married Colonel
Thomas Burrowes on 14 January 1797
Honorary