- Language: Koch
- Alternate names: Koc, Kocch, Koce, Kochboli, Konch
- Language code: kdq
- Language family: Sino-Tibetan, Tibeto-Burman, Sal, Bodo-Garo-Northern Naga, Bodo-Koch, Koch (SIL classification)
- Number of speakers:
- Vulnerability: Vulnerable
- Script: Bengali script.
A Scheduled Tribe in Meghalaya. Koch-Rabha belongs to Koch linguistically and ethnically but claims identity with the Rabha for political reasons. Traditional religion, Christian, Hindu.
Koch is spoken in India, Bangladesh, South Asia.