Henrietta Knight, Lady Luxborough English poet and letter-writer (1699–1756) Parents Angelica Magdalena Pelissary Henry St John, 1st Viscount St John Children Henry Knight Henrietta Knight Siblings John St John, 2nd Viscount St John Holles St. John George St. John Henry St John, 1st Viscount Bolingbroke Partners John Dalton Robert Knight, 1st Earl of Catherlough
