[2] John married Constance Blount (d. 11 October 1432),[4] daughter of Sir Walter le Blount of Barton who was killed at the Battle of Shrewsbury in c.1402, whose death was immortalized by Shakespeare.
[5] John V is a descendant of the first Lord Dudley, Sir John de Sutton II (c. 1310–1359) the first to be summoned to the Parliament of England as Baron Sutton in 1342.
[6] From 1397 to 1406, John V held lands derived from the Earls of Powis, upon the death of his great grandmother[2] Isabel de Cherleton.
In 1401, during the second year of King Henry IV of England's reign, John V did homage for the lands, including Castle Dudley.
[11] Widowed, Constance was eventually sued by Robert Erghom for her dower in the King's chancery by which she defaulted several times on the King's grant of Dudley manor.