Biography
Louisa Grenville was born 10 August 1758 to Henry Grenville (1717-1784) and Margaret Eleanor Banks (-1793) and died 7 March 1829 of unspecified causes. She married Charles Stanhope, 3rd Earl Stanhope (1753-1816) 19 March 1781 .
Children
| Name | Birth | Death | Joined with |
| Philip Henry Stanhope, 4th Earl Stanhope (1781-1855) | 4 December 1781 Harley Street, London, Greater London, England, United Kingdom | 2 March 1855 Chevening, Kent, England, United Kingdom | Catherine Lucy Smith (-1843) |
| Charles Banks Stanhope (1785-1809) | |||
| James Hamilton Stanhope (1788-1825) | |||
Footnotes (including sources)
| ‡ General |