The son of Thomas Mayo, and grandson of Charles Mayo of Hereford, he was born in Hereford 10 December 1761. He matriculated at Oxford in 1778 at Brasenose College, and graduated B.A. 1782. He was elected Fellow of Oriel College 16 April 1784, and proceeded M.A. 1785, M.B. 1787, and M.D. 1788.
