Tags: Noble.
Domhnall I Earl of Mar – Domhnall mac Uilleim (Anglicized: Donald William’s son) – was the seventh known Mormaer of Mar or Earl of Mar ruling from the death of his father Uilleam of Mar in 1276 until his own death somewhere between 1297 and 1302. Excluding Gille Christ he is counted as sixth Mormaer or Earl of Mar.In 1284 he joined with other Scottish noblemen who acknowledged Margaret of Norway as the heir to King Alexander.