Thomas Stanhope was the eldest son of Sir Michael Stanhope and Anne Rawson (c.1515 – 20 February 1588), the daughter of Nicholas Rawson, of Aveley, Essex, and Beatrix Cooke (d. 14 January 1554), daughter of Sir Philip Cooke (d. 7 December 1503) and Elizabeth Belknap (died c. 6 March 1504),
He had six brothers and four sisters, as recorded in the inscription on his mother's monument in Shelford church:
Sir Edward Stanhope (c.1543–1603), a member of Queen Elizabeth'sCouncil of the North. He married Susan Coleshill, the daughter and heir of Thomas Coleshill (d.1595), esquire, of Chigwell, Essex, inspector of customs for the City of London, by whom he had several sons and daughters, including a daughter who married Sir Percival Hart.
John Stanhope, 1st Baron Stanhope, Vice-Chamberlain of the Household, created Baron Stanhope of Harrington by King James. The title became extinct in 1675 with the death of his only son.
Brown, Cornelius (1882). Lives of Nottinghamshire Worthies. London: H. Sotheran & Co. pp.108–9. Retrieved 30 March 2013. lives of nottinghamshire worthies sir michael stanhope rampton.
Stanhope, Philip Henry (1855). Notices of the Stanhopes as Esquires and Knights. London: A. and G.A. Spottiswoode. pp.9–11. Retrieved 31 March 2013. The second son of Sir Edward, Sir Michael Stanhope.
Sir Thomas Stanhope of Shelford, Local life in Elizabethan Times, Beryl Cobbing and Pamela Priestland