MGN
MGN is an abbreviation for:
- Maximized local precipitation maximum physically possible rainfall in a region
- Melanchthon -Gymnasium Nürnberg, a state human High School in the district of Nuremberg Gardens at Wöhrd
- Moteurs Guy Nègre, a former French company dealt with engine technology
- Transports Montreux- Vevey- Riviera SA, a Swiss transport company
MGN as distinguishing signs on license plate:
- Germany: Landkreis Schmalkalden- Meiningen
MgN is an abbreviation for:
- Magnetic compass - North, see North # magnetic compass north
- Disambiguation
- Abbreviation