Lygosoma schneideri, also known commonly as Schneider's writhing skink and the Sumatran supple skink, is a species of lizard in the family Scincidae.

The species is endemic to Indonesia.

The specific name, schneideri, is in honor of Gustav Schneider, Jr., who collected the holotype.

[1] L. schneideri is found on the island of Sumatra in western Indonesia.

[2] Relatively large and stout for its genus,[2] the holotype of L. schneideri has a snout-to-vent length of 12.6 cm (5.0 in) and a tail 9.6 cm (3.8 in) long.