| Game Name | System |
|---|
| Kid Niki - Radical Ninja (World) | MAME |
| Kid no Hore Hore Daisakusen | MAME |
| Kid no Hore Hore Daisakusen (bootleg) | MAME |
| Kidnap | MAME |
| Kikiippatsu Mayumi-chan (Japan) | MAME |
| Killer Comet | MAME |
| Killer Instinct (SNES bootleg) | MAME |
| Killer Instinct (proto v4.7) | MAME |
| Killer Instinct (v1.3) | MAME |
| Killer Instinct (v1.4) | MAME |
| Killer Instinct (v1.5d) | MAME |
| Killer Instinct 2 (v1.0) | MAME |
| Killer Instinct 2 (v1.1) | MAME |
| Killer Instinct 2 (v1.3) | MAME |
| Killer Instinct 2 (v1.3k, upgrade kit) | MAME |
| Killer Instinct 2 (v1.4) | MAME |
| Killer Instinct 2 (v1.4k, upgrade kit) | MAME |
| Kimble Double HI-LO | MAME |
| Kimble Double HI-LO (z80 version) | MAME |
| King & Balloon (Japan) | MAME |
| King & Balloon (US) | MAME |
| King Cash (Astra, V103) | MAME |
| King Cash (Astra, V106) | MAME |
| King Cash Club (Bellfruit) (set 1, UK) (Scorpion 2/3) | MAME |
| King Cash Club (Bellfruit) (set 1, UK, Protocol) (Scorpion 2/3) | MAME |
| King Cash Club (Bellfruit) (set 2, UK) (Scorpion 2/3) | MAME |
| King Cash Club (Bellfruit) (set 2, UK, Protocol) (Scorpion 2/3) | MAME |
| King Cobra Club (Empire) (MPU5) (set 1) | MAME |
| King Cobra Club (Empire) (MPU5) (set 2) | MAME |
| King Derby (1981) | MAME |
| King Derby (Taiwan bootleg) | MAME |
| King Derby (bootleg set 2) | MAME |
| King Galah (0100536V, NSW/ACT) | MAME |
| King Galah (0200536V, NSW/ACT) | MAME |
| King George (Avantime?) (MPU4) (set 1) | MAME |
| King George (Avantime?) (MPU4) (set 2) | MAME |
| King KO (Barcrest) (MPU5) (set 1) | MAME |
| King KO (Barcrest) (MPU5) (set 2) | MAME |
| King KO (Barcrest) (MPU5) (set 3) | MAME |
| King Kebab (Barcrest) (MPU5) (set 1) | MAME |
| King Kebab (Barcrest) (MPU5) (set 2) | MAME |
| King Kebab (Barcrest) (MPU5) (set 3) | MAME |
| King Kong | MAME |
| King Kong (1.0) | MAME |
| King Kong Cash (Mazooma) (Scorpion 4) (set 1) | MAME |
| King Kong Cash (Mazooma) (Scorpion 4) (set 10) | MAME |
| King Kong Cash (Mazooma) (Scorpion 4) (set 11) | MAME |
| King Kong Cash (Mazooma) (Scorpion 4) (set 2) | MAME |
| King Kong Cash (Mazooma) (Scorpion 4) (set 3) | MAME |
| King Kong Cash (Mazooma) (Scorpion 4) (set 4) | MAME |
| King Kong Cash (Mazooma) (Scorpion 4) (set 5) | MAME |
| King Kong Cash (Mazooma) (Scorpion 4) (set 6) | MAME |
| King Kong Cash (Mazooma) (Scorpion 4) (set 7) | MAME |
| King Kong Cash (Mazooma) (Scorpion 4) (set 8) | MAME |
| King Kong Cash (Mazooma) (Scorpion 4) (set 9) | MAME |
| King Neptune (20189111, NSW/ACT) | MAME |
| King Of Clubs (Astra, V101) | MAME |
| King Of Clubs (Astra, V200) | MAME |
| King Of Clubs (JPM) (MPS) | MAME |
| King Of The Swingers (Global) (M1A/B) (set 1) | MAME |
| King Of The Swingers (Global) (M1A/B) (set 2) | MAME |
| King Of The Swingers (Global) (M1A/B) (set 3) | MAME |
| King Of The Swingers (Global) (M1A/B) (set 4) | MAME |
| King Penguin (40109021, NSW/ACT, Show Program) | MAME |
| King Tut (NSW, Australia) | MAME |
| King Tut (Shuffle) (L-1) | MAME |
| King X (PR2077) (Mazooma) (Scorpion 5) (set 1) | MAME |
| King X (PR2077) (Mazooma) (Scorpion 5) (set 2) | MAME |
| King X 3P (PR2336) (Mazooma) (Scorpion 5) (set 1) | MAME |
| King X 3P (PR2336) (Mazooma) (Scorpion 5) (set 2) | MAME |
| King X Triple (PR2279) (Mazooma) (Scorpion 5) (set 1) | MAME |
| King X Triple (PR2279) (Mazooma) (Scorpion 5) (set 2) | MAME |
| King of Boxer (English) | MAME |
| King of Clubs (Bellfruit) (System 85, set 1) | MAME |
| King of Clubs (Bellfruit) (System 85, set 2) | MAME |
| King of Dynast Gear (version 1.8) | MAME |
| King of Football | MAME |
| King of Gladiator (The King of Fighters '97 bootleg) | MAME |
| King of the Monsters (set 1) | MAME |
| King of the Monsters (set 2) | MAME |
| King of the Monsters 2 - The Next Thing (NGM-039 ~ NGH-039) | MAME |
| King of the Monsters 2 - The Next Thing (older) | MAME |
| King of the Monsters 2 - The Next Thing (prototype) | MAME |
| King of the Nile (20106321, NSW/ACT) | MAME |
| King of the Nile (30106331, NSW/ACT) | MAME |
| Kingdom Grandprix | MAME |
| Kingman | MAME |
| Kingpin | MAME |
| Kingpin (Pinball) | MAME |
| Kings & Queens (Barcrest) (MPU4) (EE 1.0 B / EE 1.0) | MAME |
| Kings & Queens (Barcrest) (MPU4) (EE 1.0 BD / EE 1.0) | MAME |
| Kings & Queens (Barcrest) (MPU4) (EE 1.0 CB / EE 1.0) | MAME |
| Kings & Queens (Barcrest) (MPU4) (EE 1.0 K / EE 1.0) | MAME |
| Kings & Queens (Barcrest) (MPU4) (EE 2.0 B / EE_ 2.0) | MAME |
| Kings & Queens (Barcrest) (MPU4) (EE 2.0 BA / EE_ 2.0) | MAME |
| Kings & Queens (Barcrest) (MPU4) (EE 2.0 BD / EE_ 2.0) | MAME |
| Kings & Queens (Barcrest) (MPU4) (EE 2.0 C / EE_ 2.0) | MAME |
| Kings & Queens (Barcrest) (MPU4) (EE 2.0 K / EE_ 2.0) | MAME |
| Kings & Queens (Barcrest) (MPU4) (EE 2.0 R / EE_ 2.0) | MAME |
| Kings & Queens (Barcrest) (MPU4) (EE 2.0 YD / EE_ 2.0) | MAME |
