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 The 5th Duke of Abercorn.
Early life.
The eldest daughter of Lt.-Col. Harold Pedro Joseph 'Bunnie' Phillips (1909–1980) and his wife, Georgina Wernher (1919–2011), one of her younger sisters was Natalia, Duchess of Westminster. Her paternal grandparents were Col. Joseph Harold John Phillips and his wife Mary Mercedes Bryce, whose niece, Janet Mercedes Bryce (daughter of Major Francis Bryce of Hamilton, Bermuda), married The 3rd Marquess of Milford Haven, son of Nadejda, Marchioness of Milford Haven, sister of Alexandra's grandmother.
Her siblings are:
'Sacha', as she was always known to family and friends, grew up at the family home, Checkendon Court, in Oxfordshire, and came out at Luton Hoo, the Bedfordshire estate of her maternal grandparents, Lady Zia and Sir Harold Wernher.
Marriage.
On 20 October 1966, at the age of 20, Alexandra Anastasia Phillips married the Ulster nobleman James Hamilton, Marquess of Hamilton, son and heir apparent of The 4th Duke of Abercorn and his wife, the former Lady Mary Katherine Crichton, in Westminster Abbey. In June 1979, James succeeded as The 5th Duke of Abercorn, and moved into the family seat, Baronscourt Castle, near Newtownstewart in County Tyrone, Northern Ireland.
The Duke and Duchess of Abercorn have three children and three grandchildren:
Sacha, Duchess of Abercorn, was a close friend of The Duke of Edinburgh, and her younger sister, Natalia, Duchess of Westminster, is a godmother of The Duke of Cambridge. The Duke of Abercorn was a first cousin of John, 8th Earl Spencer, father of Diana, Princess of Wales, through their mutual ancestor The 3rd Duke of Abercorn.
The Duchess died on 10 December 2018, at the age of 72.
Philanthropy and public roles.
The Duchess was the founder of the Pushkin Prizes and The Pushkin Trust, promoting art therapy for young people. She was appointed an Officer of the Order of the British Empire (OBE) in the 2008 Birthday Honours for her work with The Pushkin Trust.
The Duchess of Abercorn was the Honorary Secretary of the Northern Ireland Centre for Trauma & Transformation in Omagh, County Tyrone, site of a 1998 Real IRA bombing that left 29 people dead (one of whom was pregnant with twins). She was also the patron of the Omagh Community Youth Choir, founded in the aftermath of 1998.
The Duchess was the House Patron of Abercorn House at Cambridge House Grammar School, Ballymena, County Antrim, Northern Ireland. She also received the Princess Grace Humanitarian Award in 2006.