M1, M01 or M-1 may refer to: Arts, entertainment & media WD-M01 Turn A Gundam, a mecha from the anime Turn A Gundam M-1 (rapper), one half of hip hop duo Dead Prez Korg M1, a keyboard synthesizer Leica M1, a 1959 35 mm camera model Olympus OM-1, a 1972 manually operated 35mm single-lens reflex camera M1 (TV channel), news channel of the Hungarian MTVA M-1 (Lithuanian radio station) M1 (Ukraine), a television channelEconomics and finance M1 (money supply measure), in economics, a measure of the money supply M1 Finance, an online financial services companyMilitary equipment Vehicles US Armed Forces M1 Abrams, a main battle tank M1 Armored Car M1 Combat Car, an early tank M1 Light Tractor M1 Medium Tractor M1 Heavy Tractor...