Charles Hay, 20th Earl of Erroll

Charles Gore Hay, 20th Earl of Erroll KT, CB (7 February 1852 – 8 July 1927), styled Lord Hay until 1891, was a Scottish soldier and Conservative politician.

Erroll was the son of William Harry Hay, 19th Earl of Erroll, and his wife Eliza Amelia Gore. His maternal grandfather was General the Hon. Sir Charles Gore, KH, GCB (1793 – 1869), a Waterloo officer, a son of the 2nd Earl of Arran and a brother of the Duchess of Inverness.

He succeeded his father in the earldom in 1891.

As Colonel, he was in June 1901 appointed Assistant Adjutant-General. He was later an Honorary Major-General in the British Army and a Lieutenant-Colonel commanding the Royal Horse Guards. Lord Erroll served in the Conservative administration of Arthur Balfour as a Lord-in-Waiting (government whip in the House of Lords) from 1903 to 1905. In 1901 he was made a Knight of the Thistle.

Lord Erroll married in 1875 Mary Caroline, daughter of Edmund L'Estrange by his wife Harriet Susan Beresford Lumley-Savile, sister of Richard George, 9th Earl of Scarbrough, and daughter of Frederick Lumley-Savile and of Charlotte De la Poer-Beresford (a daughter of George de la Poer Beresford, Bishop of Kilmore).

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