 His son, called "Gille Fhinnein", is the supposed progenitor of the Clan MacLennan.The shield of the chief of the Clan MacLennan also shows their link to the Clan Mackenzie, whose banner was the "caber-feidh".The Clan MacLennan along with the Clan Macrae were strong supporters of the Mackenzies and may at one time have been custodians of the Mackenzie's castle at Eilean Donan.