Background
John Comyn, was a son of John Comyn, justiciar of Galloway, who was a nephew of the constable of Scotland, Alexander Comyn, earl of Buchan, and of the powerful and wealthy Walter Comyn, earl of Mentieth.
John Comyn, was a son of John Comyn, justiciar of Galloway, who was a nephew of the constable of Scotland, Alexander Comyn, earl of Buchan, and of the powerful and wealthy Walter Comyn, earl of Mentieth.
John III Comyn, Lord of Badenoch, known as the ‘Red Comyn’.
Though he had established himself as the most powerful political figure in Scotland, he was unable to halt Edward I's massive campaign against the Scots in 1304, when he and other Scottish leaders had to submit.
John's murder by Bruce and his companions in the Franciscan church, Dumfries, has been variously interpreted.
Most likely, it was provoked by his refusal to desert Balliol and support Bruce's bid for the throne.
In the early 1290s he married Joan de Valence, daughter of William de Valence, 1st Earl of Pembroke, an uncle of Edward I.