Illiger's saddle-back tamarin (Leontocebus illigeri) is a species of saddle-back tamarin, a type of small monkey from South America.

[2][3] It is closely related to the Andean saddle-back tamarin.

[3] It is endemic to the Peruvian Amazon and its type locality is in Loreto, Peru, at the left bank of the lower Rio Ucayali.

[3] The IUCN rates it as near threatened from a conservation standpoint.

This New World monkey-related article is a stub.