John Comyn (disambiguation)
John Comyn may refer to:
- John Comyn (bishop), Archbishop of Dublin
- John Comyn (died 1242), styled Earl of Angus
- John Comyn I of Badenoch
- John Comyn II of Badenoch, son of John I, Guardian of Scotland
- John Comyn III of Badenoch, killed by Robert the Bruce
- John Comyn IV of Badenoch, son of John III
- John Comyn, Earl of Buchan, cousin of John III
- John Comyn of Ulceby, Anglo-Scottish noble