Elizabeth Grenville (1756-1842) (1756–1842) Parents George Grenville Elizabeth Wyndham Children Lady Frances Proby Lady Elizabeth Proby George Proby Charlotte Proby Siblings Charlotte Williams-Wynn Catherine Grenville Hester Grenville George Nugent-Temple-Grenville, 1st Marquess of Buckingham Thomas Grenville William Wyndham Grenville, 1st Baron Grenville Partners John Proby, 1st Earl of Carysfort