About Mary Watson Wentworth, Marchioness Of Rockingham
Mary Watson-Wentworth, Marchioness of Rockingham (née Liddell, later Bright; 1735 – 19 December 1804) was the wife of Charles Watson-Wentworth, 2nd Marquess of Rockingham, who was prime minister of Great Britain in 1782 and again from 1765 to 1766.