| Slot Machine |  Cheeky Pete Classics | 2003 | IGT International Game Technologies Reno, NV, USA |
| PC/MS-Windows CD | Cheollang Yeoljeon | 2003 | M-Dream Co, Ltd. Korea |
| PC/MS-Windows CD | Cheon-nyeon-ui Sinhwa 2: Hwarang-ui Hon | 2003 | Wizard Soft Korea |
| Slot Machine | Cherry Blast | 2003 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Cherry Time Model CN9411-008 | 2003 | Dragon Co., Ltd. |
| Pachislot | Chibariyo | 2003 | Net Corp. Japan |
| Medal video game | Chibi Maruko-chan - Minna de Sugoroku Asobi no Kan | 2003 | Capcom Co., Ltd. Japan |
| Coin-op Misc. game | Chibikko Land | 2003 | Komaya Co., Ltd. Japan |
| Video Slot Machine | Chilli Con Cash | 2003 | AGI Austrian Gaming Industries Novomatic Group |
| Pachislot | Chimudon | 2003 | Daito-Giken, Inc. Japan |
| Tomy Evio cart. | Chisako Takashima Selection Model eM16 | 2003 | Tomy |
| Sega Dreamcast GD | Chocolat - Maid Cafe Curio Model T-47107M | 2003 | Alchemist Co., Ltd. Japan |
| Pachinko | Chokkimon | 2003 | Daiichi Denshi |
| Video Slot Machine | Choy Sun Doa - Jackpot Carnival | 2003 | Aristocrat Leisure Industries Pty, Ltd. |
| PC/MS-Windows CD | Chrome | 2003 | Strategy First |
| Nintendo GBA cart. | CIMA - The Enemy Model AGB-BCME-USA | 2003 | Natsume, Inc. Japan |
| Nintendo GBA cart. | Cinnamoroll - Koko ni Iru yo Model AGB-BPSJ-JPN | 2003 | Imagineer Co., Ltd. Japan |
| Nintendo GameCube disc | City Racer | 2003 | Ubisoft Ent. Montreuil sous Bois, France |
| PC/MS-Windows CD | Civilization III - Conquests | 2003 | Atari Interactive, Inc. |
| Handheld game | Classic Basketball Model 43572 | 2003 | Mattel Electronics Mattel, Inc. |
| IBM PC/AT DOS pack. | Classic Guess My Number | 2003 | Nukem Enterprises |
| Medal video game | Classic Nine 3 | 2003 | Exa Ent. Korea |
| Fruit Machine | Classic Super Streak | 2003 | Barcrest Games |
| Pachislot | Classic Thunderbirds Lady Penelope ver. | 2003 | Fuji Shogi Co., Ltd. Japan |
| Pachislot | Classic Thunderbirds Type-B | 2003 | Fuji Shogi Co., Ltd. Japan |
| Pachislot | Cleopatra | 2003 | Olympia Co., Ltd. Japan |
| Sony PlayStation CD |  Cleopatra Fortune Model SLES-03935 P | 2003 | Midas Int. Ent. |
| Slot Machine | Cleopatra Bingo | 2003 | IGT International Game Technologies Reno, NV, USA |
| Sony PlayStation CD | Cleopatra's Fortune Model SLUS-01491 P | 2003 | Mad Duck Productions |
| LeapFrog Leapster cart. | Clifford - The Big Red Dog - Reading | 2003 | LeapFrog |
| Fruit Machine | Club Cops 'n' Robbers Gold Model PR1348 | 2003 | Bell-Fruit Games Bell-Fruit Group, Ltd. Novomatic Group UK |
| Arcade Video game | Club Kart for Cycraft | 2003 | SEGA Corp. |
| Arcade Video game | Club Kart Prize | 2003 | SEGA Corp. |
| Fruit Machine | Club Snakes & Ladders Model PR1423 | 2003 | Bell-Fruit Games Bell-Fruit Group, Ltd. Novomatic Group UK |
| Sony PlayStation CD | Club Solaris - Miss goda | 2003 | Unknown Russia |
| PC/MS-Windows CD | CM4 - Championship Manager | 2003 | Eidos Interactive |
| PC/MS-Windows CD | COBI: Mala Armia | 2003 | COBI |
| Pachinko | Cobra | 2003 | Newgin Japan |
| PC/MS-Windows pack. | Codelink | 2003 | Masula, Jace |
| PC/MS-Windows CD | Colin McRae Rally 3 | 2003 | Codemasters Soft. Co., Ltd., The 015026 |
