| Jack Nicklaus Unlimited Golf and Course Design | OCS | Accolade | N/A | | 75% | | | 91% | |
| Jack Nicklaus' Greatest 18 Holes of Major Championship Golf | OCS | Accolade | | 78% | | | 84% | 90% | |
| Jack Nicklaus' Presents Major Championship Courses of 1991 | OCS | Accolade | | | | | 78% | | |
| Jack the Ripper | OCS | Mirage | | | 71% | | | | |
| Jaguar XJ 220 | OCS | Core Design | 83% | 83% | 89% | 85% | 90% | 89% | |
| Jahangir Khan's World Championship Squash | OCS | Krisalis | | 81% | 74% | 70% | 61% | | |
| Jaktar: Der Elfenstein | OCS | APC & TCP | | | 55% | | | | |
| James Pond | OCS | Millennium | N/A | 81% | 78% | | 77% | 85% | 85% |
| Jet Set Willy 2 | OCS | Software Projects | | | 29% | 70% | 70% | | |
| JetPilot | OCS | Vulcan | 88% | 65% | | | 66% | | |
| Jetsons, The: George Jetson and the Legend of Robotopia | OCS | Micro Illusions | | | 87% | | 81% | | |
| Jetsons: The, The Computer Game | OCS | Hi-Tec | | 29% | 48% | 16% | | | |
| Jetstrike | CD32 | Rasputin | | 78% | 22% | 81% | 59% | | |
| Jetstrike | OCS | Rasputin | 90% | 71% | 19% | 68% | 50% | | |
| Jewels of Darkness | OCS | Level 9 | | | | | 04/05 | | |
| Jim Power | OCS | Loriciel | 90% | 85% | 83% | 78% | 74% | 76% | |
| Jimmy White's Whirlwind Snooker | OCS | Virgin | | 91% | 82% | 90% | 90% | 93% | |
| Jinks | OCS | Rainbow Arts | | 78% | | | 05/10 | | |
| Jinxter | OCS | Rainbird | 70% | | | | 09/10 | | |
| Jocky Wilson's Compendium of Darts | OCS | Zeppelin | | 06/10 | | | | | |
| Jocky Wilson's Dart Challenge | OCS | Zeppelin | | 77% | 72% | | | 68% | |
| Joe and Mac: Caveman Ninja | OCS | Elite | | 74% | 70% | 22% | 78% | | |
| John Barnes European Football | CD32 | Buzz | 65% | 49% | 51% | 56% | 45% | | |
| John Barnes European Football | OCS | Krisalis | | 42% | 72% | 74% | 75% | 79% | |
| John Lowe's Ultimate Darts | OCS | Gremlin | | | 77% | | | | |
| John Madden American Football | OCS | Electronic Arts | 90% | 94% | 82% | 90% | 88% | 93% | |
| Jonathan | OCS | Software 2000 | | | 90%,88% | | | | |
| Journey | OCS | Infocom | 78% | 82% | | | | | 90% |
| Journey To The Centre Of The Earth | OCS | US Gold | 66% | | | | 60% | | 36% |
| Judge Dredd | OCS | Virgin | | 44% | 57% | | 66% | 78% | 37% |
| Jug | OCS | Microdeal | 62% | | | | | | |
| Jumping Jack Son | OCS | Infogrames | 81% | 81% | 88% | | 82% | | 84% |
| Jungle Boy | OCS | Byte Back | | | 5% | | | | |
| Jungle Jim | OCS | Impressions | | | 11% | | | | |
| Jungle Strike | CD32 | Ocean | | 82% | 87% | | 86% | | |
| Jungle Strike | OCS | Ocean | 85% | 87% | 85% | 77% | 85% | | |
| Junior Typist | OCS | School Software | | | | | N/A | | |
| Jupiter's Masterdrive | OCS | UBI Soft | | 79% | 64% | | 78% | | |
| Jurassic Park | AGA | Ocean | 72% | 70% | 65% | 71% | 87% | | |
| Jurassic Park | OCS | Ocean | | 07/10 | | | | | |