William FitzGilbert was the fifteenth Lord Chancellor of England, from 1141 to 1142, serving the Empress Matilda.Powicke Handbook of British Chronology p. 82
Notes
References Powicke, F. Maurice and E. B. Fryde Handbook of British Chronology 2nd. ed. London:Royal Historical Society 1961
See also List of lord chancellors and lord keepers