Arthur James Plunkett, 8th Earl of Fingall KP (9 September 1759 – 30 July 1835),
styled Lord Killeen until 1793, was an Irish peer. A prominent Roman Catholic, he was a leading supporter of the cause of Catholic emancipation. He was at the same time a loyalist who played a leading role in suppressing the Rebellion of 1798.
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Family
He was the eldest son of Arthur James Plunkett, 7th Earl of Fingall and his wife Henrietta Wollascot, daughter and heiress of William Wollascot of Woolhampton, Berkshire. He became Earl of Fingall in 1793 upon the death of his father.
He married in 1785 Frances Donelan, daughter of John Donelan of Ballydonnellan, County Galway and his wife Mabel Hore, daughter of Matthew Hore of Shandon, County Waterford; she died in 1835. They had a son, Arthur Plunkett, 9th Earl of Fingall, and a daughter, Harriet (died 1871), who married James Jones of Llanarth, Monmouthshire, and was the mother of Sir Arthur James Herbert.
Fingall was appointed a Knight of the Order of St Patrick on 20 October 1821, on the occasion of the Royal Visit to Ireland of King George IV. His creation as Baron Fingall, of Woolhampton Lodge in the County of Berkshire on 20 June 1831 made him a member of the United Kingdom House of Lords.



