Balin (portrayed by Ken Stott) is one of the main character in The Hobbit. Brother of Balin and cousin of Óin and Glóin, Balin is the oldest of Thorin's company (aside from Thorin himself), acting as a grandfather figure towards Thorin and becomes the mentor of Bilbo Baggins through his advice on their customs.

Balin is based on the character of the same name from the children novel The Hobbit, or There and Back Again.