John was a clerk of Theobald of Bec, Archbishop of Canterbury before he was selected to become bishop.[1] He was ordained a priest on 3 March 1151.[2] He was consecrated on 4 March 1151.[3] He died in 1157, possibly in December.[2]
Fryde, E. B.; Greenway, D. E.; Porter, S.; Roy, I. (1996). Handbook of British Chronology (Third revised ed.). Cambridge: Cambridge University Press. ISBN0-521-56350-X.