John Frewer CBE (1 November 1883 – 7 December 1974The Times, 17 December 1974, p17, "Obituary: The Rt Rev John Frewer".) was an Anglican bishop in Australia.Crockford's Clerical Directory 1975-76 London: Oxford University Press, 1976

Frewer was born in Fulletby, Lincolnshire. He was educated at The King's School, Canterbury and Lincoln Theological College.Who was Who 1987–1990: London, A & C Black, 1991 He was ordained priest in 1909 and, after being a curate in Boston, Lincolnshire, he emigrated to Australia where he became domestic chaplain to the Bishop of Bunbury — eventually becoming a canon of the diocese. A member of the Brotherhood of St Boniface, he was their warden from 1919 until his ordination to the episcopate.

Frewer served as second Bishop of North West Australia from 1929 to 1965. He retired to Perth, Western Australia and died on 7 December 1974 at Mount Lawley, Perth, and was cremated; his ashes were placed in the Cathedral of the Holy Cross, Geraldton.

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