The West African Gaboon Viper (Bitis gabonica rhinoceros) is a reptile in the Viperidae family of venomous viper snakes. It is a viperid snake.

The West African Gaboon Viper from Sub-Saharn Africa has a flat, triangular head with a pair of horn-like structures between its nostrils. They are not real horns. They are hard protuberences called rostral horns.