Background
Daughter of George Sackville-West, 5th Earl De Louisiana Warr.
hostess Marchioness of Salisbury
Daughter of George Sackville-West, 5th Earl De Louisiana Warr.
Lord Sackville Arthur Cecil (16 March 1848 – 29 January 1898)
Lady Mary Arabella Arthur Cecil (26 April 1850 – 18 August 1903), married Alan Stewart, 10th Earl of Galloway
Lady Margaret Elizabeth Cecil (1850 – 11 March 1919)
Lord Arthur Cecil (3 July 1851 – 16 July 1913)
Lieutenant-Colonel Lord Lionel Cecil (21 March 1853 – 13 January 1901)
Lady Mary remarried Edward Henry Stanley, 15th Earl of Derby in 1870. She was heavily involved in Victorian politics. Her father was a friend of the Duchess of Kent which meant she was part of Victoria"s circle while growing up.
As a result of her strong family connections, while she was married to the marquess of Salisbury, she turned their house, Hatfield House, into a strong Tory base.
Frequent visitors to the home were Lord Carnarvon, Disraeli, and Hugh Cairns. She influenced Cabinet members and foreign ambassadors at times a matter of some concern.
Her letters were gathered in a book Her papers are also available through the national archives.
She was a well enough known figure to have been mentioned by Virginia Woolf in Orlando: A Biography.