The Callander clan takes its name from the town of Callander, located in the region of Perthshire, Scotland. The name “Callander” is derived from the Gaelic words “cal,” meaning hard or bald, and “andair,” meaning hill. The early history of the Callander clan is closely associated with the region of Perthshire. They were believed to be a branch of the larger Clan Macnab and were considered a sept or associated family within the Macnab clan.