Sir Thomas Tresham (died 6 May 1471) was a British politician, soldier and administrator. He was the son of Sir William Tresham and his wife Isabel de Vaux, daughter of Sir William Vaux of Harrowden. Thomas's early advancement was due to his father's influence. In 1443 he and his father were appointed as stewards to the Duchy of Lancaster's estates in Northamptonshire, Buckinghamshire, Bedfordshire and Huntingdonshire, and by 1446 Thomas was serving as an esquire for Henry VI, being made an usher of the king's chamber in 1455. He was appointed a Justice of the Peace for Huntingdonshire in 1446, a position he held until 1459, and was returned to Parliament for Buckinghamshire in 1447 and Huntingdonshire in 1449. Despite the Tresham family's close links with the royal court they were also on