Peter Hess Beckwith (born May 20, 1933) is an American Anglican bishop.
He was the tenth bishop of the Episcopal Diocese of Springfield, serving from 1992 to 2010. A theological conservative, he left the Episcopal Church afterwards. He was received as a member of the House of Bishops of the Anglican Church in North America at their College of the Bishops meeting, at 10 October 2014, in Atlanta, Georgia. He serves since then as assisting Bishop of the Anglican Diocese of the Great Lakes.