The Earldom of Mar is a historic title in the Scottish peerage, established in the 12th century. It is one of the oldest earldoms in Scotland and is associated with the region of Mar, located in the Aberdeenshire area. The title has a rich history, often linked to the powerful Clan Mar and various significant events in Scottish history. The earldom has been held by several notable families over the centuries, including the Erskine family. The current holder of the title is the Earl of Mar and Kellie, who is also recognized as the chief of the Clan Erskine. The earldom's historical significance continues to be celebrated in Scotland today.