Blanchard's helmet skink (Tribolonotus blanchardi) is a species of lizard in the family Scincidae. The species is endemic to the Solomon Islands archipelago.
The specific name, blanchardi, is in honor of American herpetologist Frank N. Blanchard.[1]
Within the Solomon Islands archipelago T. blanchardi is found on Bougainville Island, which is governed by Papua New Guinea, and on Choiseul Island, Guadalcanal, and the Nggela Islands, which are governed by the sovereign country of the Solomon Islands.
The preferred natural habitat of T. blanchardi is forest, at altitudes of 100–.
T. blanchardi is oviparous. Clutch size is one egg.