- Language: Oroqen
- Alternate names: Orochen, Orochon, Ulunchun, Oronchon, Olunchun, Elunchun, Oročon, 鄂倫春語
- Language code: orh
- Language family: Altaic, Tungusic, Northern, Evenki (SIL classification)
- Number of speakers: <2,500
- Vulnerability: Endangered
Officially classified within Oroqen (Elunchun) nationality. Maintain native language and customs. Came to China from the Russian Federation. Traditional religion.
not to be confused with Orok [oaa]