Ctenomys andersoni, also called Anderson’s Cujuchi, is a species of tuco-tuco native to Bolivia. Found only in Cerro Itahuaticua, Department of Santa Cruz, at an elevation of around 810 meters, the species measures 271 millimeters in length and has coarse brown and grey hair. It was named after Sydney Anderson, curator of the Department of Mammalogy at the American Museum of Natural History.