Mary Sophia Palmer

Mary Sophia Palmer (1920–2001) is the daughter of Roundell Palmer, 3rd Earl of Selborne, who was a British politician and lived from 1887 to 1971. She is the granddaughter of Maud Palmer, Countess of Selborne, a British political and women's rights activist, and the great-granddaughter of Robert Gascoyne-Cecil, 3rd Marquess of Salisbury, a British politician and prime minister who lived from 1830 to 1903.