Parents
- John Spencer (1734 - 1783), Earl Spencer
- Georgina Poyntz (1737 - 1814)
Family
- Married on June 6, 1774, with William Cavendish (1748 - 1811), Duke of Devonshire, issuing
Lady Georgina (1783 - 1858)- Harriet Elizabeth (1785 - 1862)
William (1790 - 1858)
- Relationship with Charles Grey (1764 - 1845), Earl Grey, prime minister of the United Kingdom, secretary of State for Foreign Affairs
Occupations
- salonnière