NamePhilip Stanhope 
Birth15 Aug 1714
Death7 Mar 1786, Chevening House, Kent, England
Misc. Notes
Information from Cynthia Glover (nee Coleman), whose great-great-grandfather was William Samuel Allen b.1843. (William's sister, Martha Allen, married Charles Oliver, youngest son of James and Ruth Oliver).
Cynthia writes that Philip and Grizel had two children:
1. Philip, Viscount Mahon, 1746 - 1763
2. Charles Stanhope, 3rd Earl, 1753 - 1816
2nd Earl Stanhope. Lord of the Manor of Holsworthy in Devonshire, and of Stanton in Derbyshire, which had been left to him in reversion under the Will of his grandfather, Govenor Thomas ‘Diamond’ Pitt. Took his seat in the House of Lords, 1736, in Opposition. A full account of his life is given in Cynthia's book, “The Allen Family” and first published in 2005.
From Wikipedia, "Philip Stanhope, 2nd Earl Stanhope FRS (15 August 1714 – 7 March 1786) was a British peer. The son of the 1st Earl Stanhope and Lucy Pitt, he succeeded to his father's titles in 1721. He was a Fellow of the Royal Society, and had a lifelong interest in mathematics. As a patron of various mathematicians, he came into contact with Thomas Bayes, one of the founders of Bayesian inference. On 25 July 1745, he married Grizel Hamilton, daughter of Charles Hamilton, Lord Binning. In 1721, he succeeded to his father's titles. They had two sons, including his heir Charles Stanhope".
Spouses
Birth1719
Death28 Dec 1811, Ovenden, Kent, England