- Language: Yarsun
- Alternate names:
- Language code: yrs
- Language family: Austronesian, Malayo-Polynesian, Central-Eastern Malayo-Polynesian, Eastern Malayo-Polynesian, Oceanic, Western Oceanic, North New Guinea, Sarmi-Jayapura Bay, Sarmi (SIL classification)
- Number of speakers: 200
- Vulnerability: Endangered
Yarsun may not exist or speakers may have moved (2005 SIL). Christian, traditional religion.
Yarsun is spoken in Indonesia, Southeast Asia.