Mary Sackville (1792–1864)

Mary Sackville
Mary, Countess of Plymouth c. 1817
Born30 July 1792
Died20 July 1864(1864-07-20) (aged 71)
TitleLady Mary Sackville
Spouse(s)
(m. 1811; died 1833)

(m. 1839; died 1857)
Parents
RelativesElizabeth Sackville (sister)
George Sackville (brother)

Lady Mary Sackville (30 July 1792 – 20 July 1864), also known by her married names as the Mary, Countess of Plymouth and the Countess Amherst of Arracan, was a British noblewoman.