Dibamus dezwaani is a species of legless lizard in the family Dibamidae. The species is endemic to the island of Nias, off Sumatra (Indonesia).
The specific name, dezwaani, is in honor of Dutch anthropologist .
The preferred natural habitat of D. dezwaani is forest.
Small for its genus, D. dezwaani may attain a snout-to-vent length (SVL) of about , and a tail length of about .
D. dezwaani is oviparous.