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.
Robert the Bruce Robert died in June 1329. His body is buried in Dunfermline Abbey, while his heart was interred in Melrose Abbey and his internal organs embalmed and placed in St Serf’s Chapel, Dumbarton, site of the medieval Cardross Parish church. Robert de Brus, 1st Lord of Annandale, the first of the Bruce, or de Brus, line arrived in Scotland with David I in 1124 and was given the lands of Annandale in Dumfries and Galloway. Several members of the Bruce family were called Robert, the future king was one of ten children, and the eldest son, of Robert de Brus, 6th