Pontefract Castle earl becoming a martyr with his tomb at Pontefract Priory becoming a shrine. It next went to Henry, Duke of Lancaster and subsequently to John of Gaunt, third son of King Edward III. He made the castle his personal residence, spending vast amounts of money improving it. In the closing years of the 14th century, Richard II had banished John of Gaunt’s son Henry Bolingbroke, Duke of Hereford from the country and with the death of John of Gaunt, Duke of Lancaster in 1399, much of Bolingbroke's patrimony was being given away by Richard II to his favourites. The castle
Gilbert Denys William Dennis in 1701, last of the male line. Following Gaunt's death in 1399, Denys joined the retinue of Edmund, Earl of Stafford(d.1403), and probably fought with the Earl in Henry IV's campaign against the Scots in 1400. In 1403 he was appointed by the King as constable of the late Earl of Stafford's Newport Castle, Monmouth, in charge of 80 archers and 40 lances, specifically to resist the rebellion of Glendower. Having been discouraged from attacking nearby Chepstow Castle, a far larger fortification, Glendower turned his force on Newport, which Denys's force was clearly unable to resist, for the