William de Chesney (sheriff)
 William de Chesney (sometimes William of Norwich or William fitzRobert; died 1174) was a medieval Anglo-Norman nobleman and sheriff. Son of landholder in Norfolk William inherited after the death of his two elder brothers. He was the founder of Sibton Abbey as well as a benefactor of other monasteries in England. In 1157 Chesney acquired the honour of Blythburgh and was sheriff of Norfolk and Suffolk during the 1150s and 1160s.