Devil's Tooth may refer to:
Hydnellum peckii, a mushroom species Devils Tooth (Idaho), a mountain in Idaho Koko (gorilla)#Pets, a parrot Koko the gorilla was scared of Devils tooth, a peak in Drakenstein Mountain The Devil's Teeth, a non-fiction book Farallon Islands, an island sometimes referred to as "Devil's Teeth" Beyond the Devil's Teeth, a travel book