John Harewell was a Bishop of Bath and Wells in medieval England.

Harewell came from Harwell in Berkshire (now in Oxfordshire).

He was in the employ of the Black Prince,[1] before being collated Archdeacon of Berkshire in 1365[2] and then selected, on 14 December 1366, as Bishop of Bath and Wells.

He was consecrated on 7 March 1367 and died around 16 July 1386.

This article about an English bishop or archbishop is a stub.