William Gretton (1736–1813), was the master of Magdalene College, Cambridge.
Born in 1736, he was educated at St. Paul's School and Peterhouse, Cambridge, where he graduated B.A.
[1] Having taken holy orders in 1760, he served as curate of St Neots before obtaining the living of Littlebury, Essex, in 1761 and Saffron Walden, Essex, in 1766.
In 1784 Lord Howard de Walden, owner of Audley End House, appointed him his domestic chaplain.
In 1797 he was elected master of Magdalene College, Cambridge, and was vice-chancellor of the university in 1800-1.