Tiwari's Bronzeback Dendrelaphis humayuni is a species of snake found in the Nicobar Islands of India. This is a widely distributed species found in the central and southern Nicobar but absent in the Car Nicobar. Island of Chowra appears to be its northern range boundary and Great Nicobar Island is its southern range boundary. There is a single record of this species from the Camorta Island of Nicobar collected by Wall.