- Born in 1710
- Deceased in 1763, at the approximate age of 52 years
Parents
- Sir William Wyndham (1687 - 1740), Baronet of Orchard Wyndham, member of parliament for Somerset, chancellor of the Exchequer
- Catherine Seymour ( - 1731)
Family
- Married in 1751, with Alicia Carpenter (1726 - 1794), issuing
- George O'Brien (1751 - 1837)
Lady Elizabeth
Occupations
- privy counsellor
- member of parliament for Bridgwater (1735 - 1741)
- member of parliament for Appleby (1742 - 1747)
- member of parliament for Taunton (1747 - 1750)
- secretary of State for the Southern Department (1761 - 1763)
- leader of the House of Lords (1762 - 1763)
- lord-lieutenant of Cumberland (1751 - 1759)
- lord-lieutenant of Sussex (1763 - )
- vice-admiral of Cumberland (1755 - 1763)
- custos rotulorum of Cumberland (1751 - 1763)