Brigadier Dame Mary Mackenzie Anderson DBE (3 February 1916 – 18 June 2006)[1][2] was a British Army officer.
Anderson was the younger child and only daughter of Sir John Anderson, later the 1st Viscount Waverley, who was Home Secretary and Minister for Home Security at the outbreak of WWII, and his wife, Christina (née Mackenzie).
By 1946, she was ATS Group Commander Highland District based in Perth and, discovering she enjoyed service life, decided to make it her career.
In 1967, she was promoted to brigadier and appointed director of the Women's Royal Army Corps.
[1] Upon her retirement she was appointed a Dame Commander of the Order of the British Empire in the 1970 New Year Honours.