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Tyrone, Earl of (I, 1746)


Creation: let.pat. 18 Jul 1746


Family name: Beresford




See Marquess of Waterford



Marcus [Beresford], 1st Viscount Tyrone later 1st Earl of Tyrone

only son and heir of Sir Tristram Beresford, 3rd Bt., of Coleraine, co. Londonderry, and of Curraghmore, co. Waterford, by his wife Hon Nichola Sophia Hamilton, sister and hrss. of William [Hamilton], 2nd Baron Hamilton, and 2nd dau. by his second wife of Hugh [Hamilton], 1st Baron Hamilton


16 Jul 1694


16 Jul 1717 Lady Katherine Power (b. 29 Nov 1701; on 19 Dec 1767 the Barony of La Poer was confirmed on her and her heirs by a decision of the Irish House of Lords despite the said Barony never having being a barony in fee; d. 16 Jul 1769; bur. at Clonegam, co. Waterford), only dau. and hrss. of James [Power], 3rd Earl of Tyrone, by his wife Anne Rickard, 1st dau. and cohrss. of Andrew Rickard, of Dangan-Spidoge, co. Kilkenny


1. Hon James Beresford (dvp. young)

2. Hon Marcus Beresford (bapt. 22 Feb 1727; dvp. young)

3. Hon Marcus Beresford (b. 23 Dec 1733; dvp. young)

4. Hon George de la Poer Beresford, later 2nd Earl of Tyrone later 1st Marquess of Waterford

5. Rt Hon John Beresford, President of the Irish Board of Revenue (b. 14 Mar 1737/8; d. 5 Nov 1805), mar. (1) 12 Nov 1760 Countess Anne Constantin de Ligondes (d. 26 Oct 1770), dau. of Gen Count de Ligondes, and (2) 4 Jun 1777 Barbara Montgomery (d. 2 Dec 1788), 2nd dau. of Sir William Montgomery, 1st Bt., and had issue by both wives

6. Most Rev and Hon William Beresford DD, Archbishop of Tuam later 1st Baron Decies

1. Lady Anne Beresford (d. 12 May 1770), mar. 16 Aug 1738 William [Annesley], 1st Viscount Glerawly, and had issue

2. Lady Jane Beresford (d. 1792), mar. 10 Aug 1743 Rt Hon Edward Cary MP, of Dungiven, co. Derry

3. Lady Catherine Beresford (d. 28 Mar 1763), mar. (1) 8 Dec 1748 Thomas Christmas MP, of Whitefield, co. Waterford (d. 28 Mar 1749), and (2) 29 Mar 1754 Rt Hon Theophilus Jones, of Headfort, and had issue by her second husband

4. Lady Araminta Beresford (d. 1818), mar. 1755 George Paul Monck

5. Lady Frances Maria Beresford (dsp. 1815), mar. 13 Apr 1762 Rt Hon Henry Flood MP, of Farmley, co. Kilkenny

6. Lady Eliza Beresford, mar. 1751 Col Thomas Cobbe MP, of Newbridge, son of Most Rev Charles Cobbe DD, Archbishop of Dublin, by his wife Dorothea Levinge, dau. of Rt Hon Sir Richard Levinge, 1st Bt., and had issue


4 Apr 1763 (bur. at Clonegam, co. Waterford)


4 Nov 1720 Baron Beresford, of Beresford in the County of Cavan, and Viscount Tyrone

18 Jul 1746 Earl of Tyrone

suc. by



suc. his father 16 Jun 1701 as 4th Baronet of Coleraine; Member of Parliament for Coleraine 1715-20; Grand Master of Irish Freemasons 1736-38


George de la Poer [Beresford], 2nd Earl of Tyrone later 1st Marquess of Waterford, KP PC


21 Aug 1786 Baron Tyrone, of Haverfordwest in the County of Pembroke (Peerage of Great Britain)

19 Aug 1789 Marquess of Waterford (Peerage of Ireland)


The Earldom of Tyrone has been held by the Marquesses of Waterford since 19 Aug 1789.




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