 He died in 1464.Sir Thomas left three sons (including William, the subject of this article) and six daughters.Of his other two sons, his second son, Sir John Parr, also a Yorkist, was rewarded by being made sheriff of Westmorland for life in 1462; he married a daughter of Sir John Yonge, Lord Mayor of the City of London, and must have lived until after 1473, as in that year he was one of those exempted from the resumption act.