James Tyrrell was known for confessing to the murders of the only sons of which royal?
James Tyrrell Sir James Tyrrell (c. 1455 – 6 May 1502) was an English knight, a trusted servant of King Richard III of England. He is known for allegedly confessing to the murders of the Princes in the Tower under Richard's orders. William Shakespeare portrays Tyrrell as the man who organises the princes' murder in "Richard III".
Mary FitzRoy, Duchess of Richmond and Somerset Mary FitzRoy, Duchess of Richmond and Somerset (Howard; 1519 – 7 December 1557), born Lady Mary Howard, was the only daughter-in-law of King Henry VIII of England, being the wife of his only acknowledged illegitimate son, Henry FitzRoy, 1st Duke of Richmond and Somerset.