Richard Curzon-Howe, 1st Earl Howe
Richard William Penn Curzon-Howe, 1st Earl Howe, (11 December 1796 – 12 May 1870), was a British peer and courtier.
Louisa Hamilton, Duchess of Abercorn
Louisa Jane Hamilton, Duchess of Abercorn, VA( née Lady Louisa Jane Russell)( 8 July 1812 – 31 March 1905) was a member of the British aristocracy.
She was the sister of Prime Minister John Russell, 1st Earl Russell, and among her descendants are two British princesses( Diana and Sarah) and Prince Richard, Duke of Gloucester.
Mary Hamilton, Duchess of Abercorn
Mary Anna Hamilton, Duchess of Abercorn (née Curzon-Howe; 23 July 1848 – 10 May 1929), was an English aristocrat.
She was the daughter of Richard Curzon-Howe, 1st Earl Howe, and his second wife, Anne Gore.
Sophie Douglas-Hamilton, Duchess of Hamilton
Sophie Ann Douglas- Hamilton, Duchess of Hamilton( née Rutherford; 8 December 1976) is a Scottish noblewoman and interior designer.
She is the wife of Alexander Douglas- Hamilton, 16th Duke of Hamilton, Scotland's Premier Peer.
Georgina Kennard
Georgina, Lady Kennard( née Wernher; 17 October 1919 – 28 April 2011) was a member of the British aristocracy who has been described as" one of the best connected women in the country" and" a distant cousin of the Queen and one of her closest friends".
Lady Kennard was the mother of Alexandra Hamilton, Duchess of Abercorn, and Natalia Grosvenor, Duchess of Westminster.
She was also an aunt of Maralyn Ramsay, Countess of Dalhousie, the sister of Myra Alice Wernher, Lady Butter, and a first cousin once removed of George Mountbatten, 4th Marquess of Milford Haven.
She was the godmother to the Queen's second son, Prince Andrew, Duke of York, who attended her funeral in person.
Sacha Hamilton, Duchess of Abercorn
Alexandra Anastasia Hamilton, Duchess of Abercorn,( née Phillips; 27 February 1946 – 10 December 2018) was a philanthropist, an aristocrat of Russian descent and the wife of James Hamilton, 5th Duke of Abercorn.
Theodred II (Bishop of Elmham)
Theodred II was a medieval Bishop of Elmham.
The date of Theodred's consecration unknown, but the date of his death was sometime between 995 and 997.
Kathleen Hamilton, Duchess of Abercorn
Katherine Hamilton, Duchess of Abercorn,( born Hon. Mary Katherine Crichton; 8 July 1905 – 2 February 1990) was Mistress of the Robes to Queen Elizabeth The Queen Mother from 1964 until the Duchess's death in 1990.
She was invested as a Dame Commander of the Royal Victorian Order in 1969.
The Duchess was the elder of the two surviving children born to Henry Crichton, Viscount Crichton, son of John Crichton, 4th Earl Erne, and Lady Mary Cavendish Grosvenor, daughter of Hugh Grosvenor, 1st Duke of Westminster.
She was married in St Martin- in- the- Fields, on 9 February 1928, to James Hamilton( at that time Marquess of Hamilton), who succeeded his father as 4th Duke of Abercorn in 1953.
James Hamilton, 5th Duke of Abercorn
James Hamilton, 5th Duke of Abercorn,( born 4 July 1934), is a British nobleman, peer, and politician.
He became Duke of Abercorn in the Peerage of Ireland on the death of his father in June 1979.
He is the son of James Edward Hamilton, 4th Duke of Abercorn, and Hon. Kathleen Crichton.
He is a former politician and Lord Steward of the Household.
Rosalind Hamilton, Duchess of Abercorn
Rosalind Cecilia Caroline Hamilton, Duchess of Abercorn,( 26 February 1869 – 18 January 1958;" née" Lady Rosalind Bingham) was a British aristocrat and the Duchess of Abercorn by marriage.
She was a great- grandmother of Diana, Princess of Wales.

Question: What is the date of death of Mary Hamilton, Duchess Of Abercorn's father?
Answer: 12 May 1870