|This article does not cite any references or sources. (February 2010)|
Earl Spencer is a title in the Peerage of Great Britain that, was created on 1 November 1765, along with the title Viscount Althorp, of Althorp in the County of Northamptonshire, for John Spencer, 1st Viscount Spencer, a great-grandson of the 1st Duke of Marlborough. He had been created Viscount Spencer, of Althorp in the County of Northamptonshire and Baron Spencer of Althorp, of Althorp in the County of Northamptonshire, on 3 April 1761.
The courtesy title of the eldest son and heir of the Earl Spencer is Viscount Althorp.
Diana, Princess of Wales, was the youngest of three daughters of the 8th Earl Spencer. She was the mother of Prince William, Duke of Cambridge and Prince Harry of Wales, and as such they are grandsons of the 8th Earl Spencer.
Earls Spencer (1765)
- John Spencer, 1st Earl Spencer (1734–1783)
- George John Spencer, 2nd Earl Spencer (1758–1834)
- John Charles Spencer, 3rd Earl Spencer (1782–1845)
- Frederick Spencer, 4th Earl Spencer (1798–1857)
- John Poyntz Spencer, 5th Earl Spencer (1835–1910)
- Charles Robert Spencer, 6th Earl Spencer (1857–1922)
- Albert Edward John Spencer, 7th Earl Spencer (1892–1975)
- Edward John Spencer, 8th Earl Spencer (1924–1992)
- Charles Edward Maurice Spencer, 9th Earl Spencer (born 1964)
Line of succession
- Louis Frederick John Spencer, Viscount Althorp (born 1994) (elder son of the 9th Earl)
- The Hon. Edmund Charles Spencer (born 2003) (younger son of the 9th Earl)
- George Cecil Robert Maurice Spencer (born 1932) (only son of the Hon. George Charles Spencer, third son of the 6th Earl)
- Battiscombe, Georgina (1984) The Spencers of Althorp. London: Constable. ISBN 978-0-09-465700-7
- Spencer, Charles (1999) Althorp: the story of an English house. London: Viking. ISBN 978-0-312-20833-2
- Spencer, Charles (2000) The Spencers: a personal history of an English family. New York: St. Martin’s Press ISBN 978-0-312-26649-3