Reg or REG may refer to:
- Reginald (disambiguation)
- Reg or desert pavement
- Raising for Effective Giving, a charity
- Random event generator (parapsychology)
- Raptor Education Group
- Regal Entertainment Group
- Regular language
- .reg MS Windows registry file extension
- Registration, such as for a motor vehicle
- Abbreviation of regina, queen, on coins or in law
- Reg (film), a BBC television drama
- Reg, the robot in the children's animated TV show Rubbadubbers
- Reg group in the C-lectin protein family
- Richard E. Grant
- Reg, a character from the Made in Abyss franchise
- Regulation CPA exam
- Rwanda Energy Group, a Rwandan energy company
- REG BBC, a Rwandan basketball team
Places
edit- Reg, Iran, a village in South Khorasan Province
- Reg, Gilan, a village in Gilan Province
- Reg District (Helmand), Afghanistan
- Reg District (Kandahar), Afghanistan
- Regent railway station, Melbourne
- Reggio Calabria Airport