Cornwallis, Frederick an English prelate, son of the first Lord Cornwallis, was appointed canon of Windsor, May 21, 1746; installed a prebendary of Lincoln, April 11, 1747; consecrated bishop of Coventry and Lichfield, February 19, 1750, and appointed prebendary of London, November 8, 1760, and dean of London, November 14, 1766. He was enthroned archbishop of Canterbury, October 6, 1768, and died March 19, 1783. He published several Sermons. See Le Neve, Fasti; Allibone, Dict. of Brit. and Amer. Authors, s.v.