KGM may refer to:
- Kingham railway station has National Rail code KGM
- Manas Air had ICAO code KGM
- The Karipúna language of Brazil has ISO 639 code kgm
- kg·m, sometimes run together as kgm (kilogram-metre, actually kilogram-force so kgf·m) is a unit of torque
- kgm is sometimes an abbreviation for kilogram (proper symbol kg)