Bereg may refer to:
- Bereg (Sokolac), a village in Bosnia and Herzegovina
- Bereg County, a historic county of the former Kingdom of Hungary
- Bački Breg or Bereg (Croatian), a village in Serbia
- A-222 Bereg, a Russian self-propelled 130 mm coastal defence gun
- Bereg, a fictional character in the House of Bëor in J. R. R. Tolkien's Middle-earth legendarium