Career
He held the Doctor of Civil Law degree from Oxford. Elizabeth died on 9 April 1799. Lady Anne Somerset (11 March 1741 – 18 May 1763), married Charles Compton, 7th Earl of Northampton on 13 September 1759 and had issue
Lady Elizabeth Somerset (12 March 1742 – 7 May 1760)
Henry Somerset, 5th Duke of Beaufort (1744–1803), his heir and successor
Lady Rachel Somerset (August 1746 – May 1747)
Lady Mary Isabella Somerset (1 August 1756 – 2 September 1831), married Charles Manners, 4th Duke of Rutland on 26 December 1775 and had issue
Lady Henrietta Somerset (26 April 1748 – 24 July 1770), married Sir Watkin Williams-Wynn, 4th Baronet on 6 April 1769, without issue
The 4th Duke of Beaufort is buried at Street Michael and All Angels Church, Badminton.