Sir John Thynne (c. 1515 - 21 May 1580) was the steward to Edward Seymour, 1st Duke of Somerset (c. 1506 - 1552), and a member of parliament. He was the builder of Longleat House, and his descendants became Marquesses of Bath.

Early life

Thynne's family also used the surname Boteville (or Botfield), so he was often called Thynne alias Boteville.

Thynne was born in Church Stretton,