Which British peer and politician born in 1734 was a great-grandson of the 1st Duke of Marlborough?
Earl Spencer (peerage) 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 Northampton, for John Spencer, 1st Viscount Spencer. He was a member of the prominent Spencer family and a great-grandson of the 1st Duke of Marlborough. Previously, he had been created Viscount Spencer, of Althorp in the County of Northampton, and Baron Spencer of Althorp, of Althorp in the County of Northampton, on 3 April 1761.
Charles Howard, 10th Duke of Norfolk Charles Howard, 10th Duke of Norfolk, Earl Marshal (1 December 1720 – 31 August 1786), was an English peer and politician. He was the son of Henry Charles Howard (c. 1668–1720) and Mary Aylward (c. 1670–1747). He married Catherine Brockholes (before 1724–1784), daughter of John Brockholes, on 8 November 1739. He succeeded to the title of Duke of Norfolk in 1777 after the death of Edward Howard, 9th Duke of Norfolk. Charles Howard, 10th Duke of Norfolk died on 31 August 1786 at age 65. He was succeeded by his son, Charles Howard, 11th Duke of Norfolk.