John Devereux, 9th Baron Ferrers of Chartley (c. 1464 – 3 or 7 May 1501) was an English peer.
[1] His father died at the Battle of Bosworth[1] on 22 August 1485, fighting for King Richard III of England under John Howard, 1st Duke of Norfolk.
King Richard III was killed in the battle and his opponent succeeded him as King Henry VII of England, causing Walter to be attainted, his lands forfeited.
[1] In 1486, John succeeded to his mother's properties, which had been held for life by his father.
[1] The Baron and his first wife had two children: His first wife died before June 1493, being buried in St. Michael Paternoster Royal Churchyard in London,[1] and John married secondly to Elizabeth Langham, daughter of Robert Langham.