William Chillenden, (died 1274) also known as Adam of Chillenden, was a monk at Christ Church Priory, Canterbury, and treasurer of that priory when he was elected Prior of Christ Church in 1263 (or 1264).
[1] Chillenden was elected to be Archbishop of Canterbury in England on 9 September 1270.
King Edward I, however, had wanted his Chancellor Robert Burnell elected.
[2] Chillenden's election was set aside by the pope in the summer of 1272 and he never received his pallium.
[3] Chillenden died on 13 September 1274.