Stewart of Darnley Stewart of Darnley Stewart of Darnley was a notable Scots family, a branch of the Clan Stewart, who provided the English Stuart monarchs with their male-line Stuart descent, after the reunion of their branch with the royal Scottish branch, which led to the ultimate union of the two main kingdoms of Great Britain: England and Scotland. In 1565 the House of Stewart of Darnley was re-united with the Royal House of Stewart when Henry Stuart, Lord Darnley married his first cousin, Mary, Queen of Scots, both being grandchildren of Margaret Tudor, daughter of King Henry VII of England, and hence
John Stewart of Darnley under the Earls of Buchan (Darnley's cousin) and Wigtown, set out to France. By 1420 Darnley was referred to as Constable of the Scottish Army there. Darnley was present at the major Scots victory at the Battle of Baugé in 1421, and for his part in the fight was granted the lordships of Concressault in 1421, and Aubigny-sur-Nère in 1422, by a grateful Dauphin. Darnley was present, and a commander, at the defeat at Cravant, where he was captured and suffered the loss of an eye. During his captivity, Darnley could not participate at the Battle of Verneuil, at which