George Beresford, 1st Marquess of Waterford

George de la Poer Beresford, 1st Marquess of Waterford, KP, PC (Ire) (8 January 1735 – 3 December 1800) was an Irish politician, known as George Beresford, 2nd Earl of Tyrone from 1763 to 1789.

Beresford was the eldest son of Marcus Beresford, 1st Earl of Tyrone and his wife, Katherine, Baroness de la Poer. He was educated at Kilkenny College. From 1757-60, he was a Member of the Irish House of Commons for Waterford County from 1757 to 1760, and for Coleraine from 1761 until 1763, when he inherited his father's earldom, entered the Irish House of Lords and was admitted to the Privy Council of Ireland.

He was Governor of Waterford from 1766 and custos rotulorum of that county from 1769 to 1800, during which time he was made a Knight of St Patrick, created Baron Tyrone in the Peerage of Great Britain in 1786, and elevated as a marquess in 1789.

On 19 April 1769, he married Elizabeth Monck (who was the cousin of Charles Monck, 1st Viscount Monck and a maternal granddaughter of Henry Bentinck, 1st Duke of Portland) and they had eight children:

He also had two illegitimate sons, William Carr Beresford, 1st Viscount Beresford, and Sir John Beresford, 1st Baronet.

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