| Arcade Video game |  Cosmic Cop | 1991 | Irem Corp. Japan |
| NEC PC-Engine CD |  Cosmic Fantasy II - Bouken Shounen Ban Model TJCD1015 | 1991 | Telenet Japan |
| Sharp X68000 Series 5.25in. disk | Cosmic Psycho | 1991 | Cocktail Soft. Japan |
| NEC PC-9801 Series 5.25in. disk | Cosmic Psycho | 1991 | Cocktail Soft. Japan |
| NEC PC-8801 Series disk | Cosmic Psycho | 1991 | Cocktail Soft. Japan |
| MSX 2 disk | Cosmic Psycho | 1991 | Cocktail Soft. Japan |
| Nintendo NES cart. | Cosmos Cop Model CN-09 | 1991 | Gluk Video |
| Commodore Amiga 500 disk | Cosmostruction | 1991 | Empire Graphics |
| Arcade Video game | Cotton - Fantastic Night Dreams Model 317-0179 | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Cotton - Fantastic Night Dreams Model 317-0180 | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Cotton - Fantastic Night Dreams Model 317-0181 | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Commodore Amiga 500 pack. |  Cougar Force Model 890 | 1991 | EDOS Electronic Distribution of Software |
| Atari ST pack. | Cougar Force Model 890 | 1991 | EDOS Electronic Distribution of Software |
| IBM PC DOS pack. | Cougar Force Model 890 | 1991 | EDOS Electronic Distribution of Software |
| Pool Table | Cougar ZD-5 Model A | 1991 | Valley Recreation Products, Inc. Bay City, MI, USA |
| Pool Table | Cougar ZD-5 Model B | 1991 | Valley Recreation Products, Inc. Bay City, MI, USA |
| Pool Table | Cougar ZD-5 Model C | 1991 | Valley Recreation Products, Inc. Bay City, MI, USA |
| Pool Table | Cougar ZD-5 Model D | 1991 | Valley Recreation Products, Inc. Bay City, MI, USA |
| Amstrad CPC pack. | Count Duckula | 1991 | EDOS Electronic Distribution of Software |
| Acorn Archimedes disk | Countdown to Doom + Return to Doom + Philosopher's Quest | 1991 | Topologika |
| Commodore C64 type-in | Country Cab | 1991 | Compute! Publications, Inc. |
| Commodore Amiga CDTV CD | Cover Girl Strip Poker | 1991 | Emotional Pictures |
| Amstrad CPC pack. | Cowboy Kidz | 1991 | EDOS Electronic Distribution of Software |
| Amstrad CPC 464 disk | CPC Infos Numeros 35-36 | 1991 | Editions SORACOM France |
| Sega Mega Drive cart. | Crack Down | 1991 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Genesis cart. | Crack Down Model T-47046 | 1991 | Sage's Creation, Inc. |
| Amstrad CPC 464 disk | Crack'n Rom No.4 Hb | 1991 | Crack'n'Rom |
| Amstrad CPC 464 disk | Crack'n Rom No.5 Hb | 1991 | Crack'n'Rom |
| Amstrad CPC pack. | Crack-Up Model 216 | 1991 | EDOS Electronic Distribution of Software |
| Nintendo NES cart. | CrackOut Model NES-37-AUS | 1991 | Palcom Soft., Ltd. |
| Nintendo NES cart. | CrackOut Model NES-37-ESP | 1991 | Palcom Soft., Ltd. |
| Nintendo NES cart. | CrackOut Model NES-37-FRA | 1991 | Palcom Soft., Ltd. |
| Nintendo NES cart. | CrackOut Model NES-37-FRG | 1991 | Palcom Soft., Ltd. |
| Nintendo NES cart. | CrackOut Model NES-37-ITA | 1991 | Palcom Soft., Ltd. |
| Nintendo NES cart. | CrackOut Model NES-37-UKV | 1991 | Palcom Soft., Ltd. |
| Nintendo NES cart. |  CrackOut Model NES-37-USA | 1991 | Konami, Inc. USA |
| Commodore C64 disk | Crash | 1991 | Markt & Technik |
| Commodore C64 disk | Crash Ball | 1991 | Markt & Technik |
| Sinclair ZX Spectrum cass. | Crash issue 84: Presents 20 | 1991 | Crash, Ltd. |
| Sinclair ZX Spectrum cass. | Crash issue 85: Presents 21 | 1991 | Crash, Ltd. |
