Leptosiaphos hackarsi, also known commonly as Hackars' five toed skink or Hackars's five-toed skink, is an endangered species of lizard in the family Scincidae.

The species is native to central Africa.

The specific name, hackarsi, is in honor of Belgian administrator Henri-Martin Hackars (1881–1940).

[3] L. hackarsi is found in eastern Democratic Republic of the Congo,[1][2] northern Rwanda,[1] and southwestern Uganda.

[1][2] The preferred natural habitat of L. hackarsi is savanna.