During the Civil War another James Crichton, 1st Viscount Frendraught supported the royalist James Graham, 1st Marquis of Montrose. Crichton was present at Montrose's defeat at the Battle of Carbisdale (also known as the Battle of Invercarron) in 1650. It is said that Crichton gave his horse to Montrose so that he could escape. Crichton was taken prisoner.