Richard Oldham (died 1485/86) was a pre-Reformation cleric who served as the Bishop of Sodor and Man in the second half of the 15th century.
He was elected Abbot of Chester in 1455 and appointed Bishop of Sodor and Man on 11 or 15 February 1478, holding both posts until his death. Contemporary records reveal some acrimony between Oldham and the townsfolk of Chester. and was buried at Chester Abbey.