The Sangihe tarsier (Tarsius sangirensis), also known as Sangihe Island tarsier, is a small primate found on Sangir Island, which is located about 200 kilometers north-east of the island of Sulawesi in Indonesia. In 2008 a population of the Sangihe tarsier was determined to be a distinct species, the Siau Island tarsier (Tarsius tumpara).