He was educated at Eton College, Windsor, Berkshire, England. He graduated from Trinity College, Dublin University, Dublin, County Dublin, Ireland, in 1863 with a Bachelor of Arts (B.A.) and graduated from Trinity College in 1866 with a Master of Arts (M.A.).
Arthur held the office of Member of Parliament (M.P.) (Conservative) for the City of Dublin between 1868 and 1869, but he lost his seat for bribery by his agents, although he was not personally found guilty.
He succeeded to the title of 2nd Baronet Guinness, of Ashford Castle, co. Galway [U.K., 1867] on 19 March 1868.
Arthur married Lady Olivia Charlotte Hedges-White, daughter of William Henry Hare Hedges-White, 3rd Earl of Bantry and Jane Herbert, on 16 February 1871 at Bantry, County Cork, Ireland.
They had no children.
He held the office of Member of Parliament (M.P.) (Conservative) for the City of Dublin between 1874 and 1880.
He was a newspaper proprietor of the Dublin Daily Express, Morning Mail, Evening Mail and Weekly Warder.
Arthur added the massive Victorian-Baronial structure to his father's ‘Château d'Ashford' estate, and developed the 35,000–acre estate into what was considered to be the premier woodcock shoot in the world. He also acquired St. Stephen's Green, in Dublin, from private owners and presented it to the Irish nation.
He was created 1st Baron Ardilaun of Ashford, co. Galway [U.K.] on 1 May 1880. His home was Ashford Castle on Lough Corrib, and his title derived from the Gaelic Ard Oileáin, a 'high island' on the lake.
He held the office of Deputy Lieutenant (D.L.) of County Kerry; held the office of Deputy Lieutenant (D.L.) of the City of Dublin; held the office of Deputy Lieutenant (D.L.) of County Galway; held the office of Deputy Lieutenant (D.L.) of County Dublin and was awarded the honorary degree of Doctor of Law (LL.D.) by Dublin University, Dublin, County Dublin, Ireland, in 1891.
He passed away on 20 January 1915 at age 74 at St. Anne's, Clontarf, County Dublin, Ireland.
He was buried on 23 January 1915 at All Saints, Raheny, County Dublin, Ireland. His will (dated 25 February 1902) was probated in April 1915.
Upon his death, the title Baron Ardilaun of Ashford became extinct.
This biography is a rough draft. It was auto-generated by a GEDCOM import and needs to be edited.
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