William was elected to the see of Worcester about 25 May 1186 and consecrated on 21 September 1186. He died on 2 or 3 May 1190.[3] His death was commemorated on 3 May.[4]
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.