Commodore 64 - M
- Mach
- Mad Max
- Mad Mix Game
- Madness
- Mafia
- Maggot Mania
- Magic Candle
- Magic Rufus
- Magicland Dizzy
- Maniac Mansion
- Maniax
- Manic Miner
- Marauder
- Mask 3
- Mask of the Sun
- Masquerade
- Master Blaster
- Masterblaster
- Masters of the Universe
- Masters of the Universe - the Movie
- Matrix
- Mayhem in Monsterland
- Maze Mania
- McDonaldland
- Meanstreak
- Mega Apocalypse
- Megazone
- Menace
- Mermaid Madness
- Metrocross
- Mickey Mouse
- Midnight Resistance
- Mighty Bombjack
- Mindshadow
- Miner 2049er
- Mission Asteroid
- Mission Elevator
- Mission Impossabubble
- Mister Dynamite
- Monster Attack
- Monterraqueous
- Montezuma's Revenge
- Monty Mole
- Monty on the Run
- Monty Python's Flying Circus
- Moon Buggy
- Moon Patrol
- Moons
- Motor Mania
- Mr. Do's Wild Ride
- Mr. Heli
- Mr. Mephisto
- Mr. Robot
- Ms. Pac-Man
- Muncher
- Mutant Monty
- Mutants
- Mysterix
- Mystery Fun House
- Mystery of Munroe Manor
- MYTH - History in the Making
- Myth of the Gods