M120

M120 or M-120 may refer to:


 * M120 mortar, a mortar in United States Army infantry and armor units
 * M120 Rak, Polish self-propelled gun
 * M-120 (Michigan highway), a state highway in Michigan
 * Mercedes-Benz M120 engine, a V12 automobile piston engine
 * M120 (Cape Town), a Metropolitan Route in Cape Town, South Africa