CR2
# CR2

CR2 may refer to:

* CR2 battery, a dry-cell type battery commonly used in cameras
* CR2, a raw image format used by Canon digital cameras
* CR2, a postcode district in the CR postcode area
* CR2, a collaboration of the two DJS Mike van der Viven & Ramon Zenker, known for their house single I Believe
* CR2, a radio station in Hong Kong broadcast by CRHK
* Crossroads Mall (Mumbai), a mall in India
* Challenger 2, a British Main Battle Tank
* Celebrity Rehab 2, a reality television show
* CR2 (company), an Irish-based fintech company
* Camp Rock 2: The Final Jam, the sequel to the Disney Channel Original Movie Camp Rock
* Chromium (II) ions
* Bombardier CRJ100/200, the IATA code for the regional airliner.
* Aviation Park MRT station, Singapore, station code CR2

## Biological/Medical terms

* Complement receptor 2, an immunological cell surface receptor for a complement component
* Conserved Region 2, the second conserved region in some proteins; see Braf
