NRJ is a French radio station.
NRJ may also refer to:
- NRJ Group, a French multimedia group; owner of NRJ radio
- NRJ (Belgium)
- NRJ (Lebanon)
- NRJ (Quebec), Canada; now known as Énergie
- NRJ Russia
- NRJ 12, a French TV channel
- NRJ Music Award
- Northern Rhodesia Journal, a 1950-1965 government-published history journal
- Naval Air Station Sanford (IATA code 1942–1969)