When Earl Thomas Arundell KB MP was born in 1502, in Wardour Castle, Wiltshire, England, his father, Sir John Arundell II, was 32 and his mother, Elizabeth de Grey, was 24. He married Lady Margaret Howard on 20 November 1530, in Tisbury, Wiltshire, England. They were the parents of at least 2 sons and 4 daughters. He died on 26 February 1552, in London, Middlesex, England, at the age of 50, and was buried in Tower Hamlets, Middlesex, England.