Kerchak is the leader of the mountain gorillas and an anti-hero in the Disney movie Tarzan later he reformed. He is the mate of Kala, the adopted father of Tarzan, and the uncle of Terk. He is very tough, and he can be sarcastic too. He is threatened by anyone who is different from the gorillas, so he feels threatened by Tarzan, and as a result, is very cold to Tarzan. At the end, Kerchak finally accepts Tarzan as his son, and Tarzan forgives Kerchak, right before Kerchak dies, due to being shot by Clayton, the film's villain.

Kerchak is voiced by Lance Henriksen.