Warden of the Mint Master of the Mint whose jobs was act as a contractor to the crown many wardens advanced later on to become Master of the Mint with some wardens holding both offices at the same time. The most illustrious holder of the office of Warden of the Mint was Isaac Newton, who was warranted to this position on the recommendation of his friend, Montagu, Chancellor of the Exchequer in 1698. In 1699 however, Newton undertook the office of Master of the Mint, which was far more lucrative, as well as potentially more technically challenging. After the death of the final warden
John York (Master of the Mint) John York (Master of the Mint) Sir John York or Yorke (died 1569?) was an English merchant who became Master of the Mint and a Member of Parliament. He was the third son of John Yorke, by his wife Katherine Patterdale or Patterdall. On 3 September 1535 he arrived at Calais from Antwerp with intelligence of a sermon preached against King Henry VIII, by a friar in Antwerp. In 1544 he was appointed assay master to the Mint. In 1547 he was promoted to be Master of the Mint at Southwark, established in the former mansion of Charles Brandon, Duke