Lady Ann Watson-Wentworth Peerage person ID=12068 (1723–1769) Parents Lady Mary Finch Thomas Watson-Wentworth, 1st Marquess of Rockingham Children Charlotte FitzWilliam William Wentworth Fitzwilliam, 4th Earl Fitzwilliam Siblings Lady Mary Watson-Wentworth Charles Watson-Wentworth, 2nd Marquess of Rockingham Partners William Fitzwilliam, 3rd Earl Fitzwilliam