James Tyrrell, English knight (b. 1450)
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 his 1593 play Richard III.