John Grey

Sir John Grey KG (c. 1387 – 27 August 1439), English nobleman and soldier, of Ruthin, Denbighshire, Wales, Badmondisfield (in Wickhambrook), Suffolk, Great Gaddesden, Hertfordshire, etc., second but eldest surviving son and heir apparent of Sir Reginald Grey, 3rd Baron Grey de Ruthyn by his 1st wife, Margaret Roos. He was also Captain of Gournay. He was Lord Lieutenant of Ireland in 1427-28, acting mainly through the Bishop of Meath as his Deputy. He travelled with the king to France in 1415 and 1417. He fought at the Battle of Agincourt and was invested as the 151st Knight of the Garter on 5 May 1436. He married (first) before Trinity term 1410 (as her second husband) Constance Holland (c.1387–14 November 1437), the daughter of John Holland, 1st Duke of Exeter (half brother of King Richard II), by his wife, Elizabeth of Lancaster. By her mother, Constance was a niece of King Henry IV. Constance married (first) before 1 June 1402 (by papal dispensation dated 18 Sept. 1391, they being related in the fourth degree of kindred) Sir Thomas Mowbray, 4th Earl of Norfolk, Earl of Nottingham, Earl Marshal, Lord Mowbray, Segrave, and Gower. They had no issue. Sir Thomas Mowbray was executed on 8 June 1405 due to his revolt against her uncle, King Henry IV.