Thomas Watson-Wentworth Marquess of Rockingham(13 Nov 1693 - 14 Dec 1750)
Mary Finch( - 30 May 1761)
m. 22 Jun 1744
William FitzWilliam Earl FitzWilliam Anne Watson-Wentworth
b. 15 Jan 1720
d. 10 Aug 1756, age: 36
1st English earl: 1746. Custos Rot. for Peterborough.
b.  
d. 29 Aug 1769, Chelsea, Mx
1st dau &, in her issue, co-heir.