Clan Mackenzie in the 13th and 14th centuries, terminated in the heiress Margaret del Ard, the Lady of Erchless, who married Alexander Chisolm of Cromer c.1350. In the 14th century during the Wars of Scottish Independence the Clan Mackenzie is said to have been among the clans who fought on the side of Robert the Bruce at the Battle of Inverurie (1308) against the forces of the Clan Comyn who were rivals to the throne. Chief Iain Mac Coinnich is said to have led a force of five hundred Mackenzies at the Battle of Bannockburn in 1314 where the English were defeated.
Battle of Dupplin Moor isolated in a hostile country he moved his forces south to the old Balliol patrimony in Galloway, the only part of Scotland that showed any kind of support for the new king. In December at Annan he was surprised by a party of Bruce loyalists and chased half-dressed across the English border. Any future attempt to recover his throne would have to be with the open support of the English king. Battle of Dupplin Moor The Battle of Dupplin Moor was fought between supporters of the infant David II, the son of Robert the Bruce, and rebels supporting the Balliol