Region | Title | System | Version | Edition | Languages | Serial | Status |
| GameDisc: Volume Twelve gameDISC: Volume Twelve | PC | | | | | |
| GameShark Media Player for Networked PlayStation 2 (Disc 1) (Start Disk) | PC | | Original | | | |
| Ghost Master | PC | | Demo | | | |
| Godzilla Online Godzilla | PC | | Covermount | | | |
| Grand Theft Auto: Vice City Skin Disc | PC | | GameStop | | | |
| Glover | PC | | Original | | 99088 | |
| Galapagos: Mendel's Escape / KKND Extreme | PC | | Demo | | | |
| Gallery 1 The Avalon Hill Compendium | PC | | | | | |
| Gathering of Developers Bonus CD: Demos and Movies | PC | | Original | | | |
| Gladius | PS2 | 1.01 | Demo | | SLUS 29060 | |
| Gladius | PS2 | 1.02 | Original | | SLUS 20490 | |
| God of War II | PS2 | 1.01 | Original | | SCUS 97481 | |
| God of War: Chains of Olympus | PSP | 1.00 | Original, Greatest Hits, Bundled with PSP | | UCUS 98653 | |
| God of War: Chains of Olympus: Battle of Attica | PSP | 1.00 | Demo, Best Buy Demo | | UCUS 98713 … | |
| God of War: Chains of Olympus: Special Edition: Battle of Attica | PSP | 1.01 | Demo | | UCUS 98705 | |
| Gradius III and IV | PS2 | 1.00 | Original | | SLUS 20040 | |
| Gradius V | PS2 | 1.02 | Original | | SLUS 20712 | |
| Gran Turismo 4 Gran Turismo 4: The Real Driving Simulator | PS2 | 1.01 | Original, Greatest Hits | | SCUS 97328 … | |
| Gran Turismo Special Edition 2004 Toyota Demo | PS2 | 1.00 | Original | | SCUS 97384 | |
| Grand Prix II World Circuit Racing: Grand Prix II | PC | | Demo | | | |
| Grand Theft Auto III | PS2 | 1.40 | Original, Greatest Hits, Double Pack, Grand Theft Auto: The Trilogy, Double Pack Greatest Hits | | SLUS 20062 … | |
| Grand Theft Auto: San Andreas | PS2 | 1.03 | Original | | SLUS 20946 | |
| Grand Theft Auto: San Andreas | PS2 | 3.00 | Greatest Hits, Second Edition, Special Edition, Grand Theft Auto: The Trilogy | | SLUS 20946 … | |
| Grand Theft Auto: Vice City | PS2 | 1.40 | Original | | SLUS 20552 | |
| Grand Theft Auto: Vice City | PS2 | 3.00 | Greatest Hits, Double Pack Greatest Hits, Grand Theft Auto: The Trilogy | | SLUS 20552 … | |
| Grim Fandango | PC | 1.0 | Demo | | 10918DEMO | |
| Grind Session | PSX | | Demo | | SCUS-94598 | |
| Growlanser Generations (Disc 1) (Growlanser II: The Sense of Justice) | PS2 | 1.03 | Original, Deluxe | | SLUS 20758 … | |
| Growlanser Generations (Disc 2) (Growlanser III: The Dual Darkness) | PS2 | 1.03 | Original, Deluxe | | SLUS 20759 … | |
| Growlanser: Heritage of War | PS2 | 1.01 | Original | | SLUS 21571 | |
| Growlanser: Wayfarer of Time | PSP | 1.00 | Original, Test Sample | | ULUS-10593 | |
| GT Interactive's Game Therapy GT Interactive Software Game Therapy Demo CD | PC | | Original | | 04-00635CD | |
| GTE Entertainment Three-Demo CD-ROM NCAA Championship Basketball / Timelapse / Titanic: Adventure Out of Time | PC | | Electronics Boutique | | | |
| Guilty Gear | PSX | Rev 1 | Original | | SLUS-00772 | |
| Guilty Gear Isuka | PS2 | 1.00 | Trade Demo | | SLUS-28046 | |
| Guilty Gear X2 | PS2 | 1.00 | Original | | SLUS 20436 | |
| Guitar Hero II | PS2 | 1.00 | Original, Bundled with Guitar Controller | | SLUS 21447 | |
| Guitar Hero II | PS2 | 1.01 | Demo | | SLUS 29198 | |
| Guitar Hero: Van Halen | PS2 | 1.00 | Original, Promo | | SLUS 21867 … | |
| GameShark 2: Video Game Enhancer | PS2 | 1.99b | Unlicensed | | | |
| GameShark 2: Video Game Enhancer | PS2 | 2.00 | Unlicensed | | | |
| Gangs of London | PSP | 1.01 | Demo | | UCUS 98689 | |
| God of War: Ghost of Sparta | PSP | 2.00 | Original, Not for Resale | | UCUS 98737 | |
| Gran Turismo | PSP | 1.00 | Original, Not for Resale, PSP System Bundle | | UCUS 98632 | |
| Go Ronald Voice Interactive CD Go Ronald Winter Games | PC | | McDonald's Happy Meal | | | |