| Sega Dreamcast GD |  Grauen no Torikago Kapitel 6 - Senritsu Model HDR-0038 | 2000 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Dreamcast GD | GTA 2 - Grand Theft Auto 2 Model T-42102N | 2000 | Rockstar Games |
| Sega Dreamcast GD |  GTA 2 Model T-40502D-09 | 2000 | Take-Two Interactive |
| Sega Dreamcast GD | GTA 2 Model T-40502D-50 | 2000 | Take-Two Interactive |
| Sega Dreamcast GD | Guilty Gear X Model T-2401M | 2000 | Sammy Corp. Japan |
| Sega Dreamcast GD | Guilty Gear X Model T-2402M-1 | 2002 | Sammy Corp. Japan |
| Sega Dreamcast GD | Guilty Gear X Model T-2402M | 2000 | Sammy Corp. Japan |
| Sega Dreamcast GD | Gunbird 2 Model T-1213M | 2000 | Capcom Co., Ltd. Japan |
| Sega Dreamcast GD | Gunbird 2 Model T-1214N | 2000 | Capcom Co., Ltd. Japan |
| Sega Dreamcast GD | Gunbird 2 Model T-7018D-50 | 2000 | Virgin Interactive Ent., Ltd. UK 013715 |
| Sega Dreamcast GD |  Gundam Battle Online - Trial Edition | 2001 | Bandai Co., Ltd. Japan |
| Sega Dreamcast GD | Gundam Battle Online Model T-13304M | 2001 | Bandai Co., Ltd. Japan |
| Sega Dreamcast GD | Gundam Side Story 0079 - Rise from the Ashes Model T-13301M | 1999 | Bandai Co., Ltd. Japan |
| Sega Dreamcast GD | Gundam Side Story 0079 - Rise from the Ashes Model T-13301N | 2000 | Bandai Co., Ltd. Japan |
| Sega Dreamcast GD | Gundam Side Story 0079 - Rise from the Ashes Model T-13302M | 1999 | Bandai Co., Ltd. Japan |
| Sega Dreamcast GD |  Gundam Side Story 0079 - Rise from the Ashes Model T-13303M | 2001 | Bandai Co., Ltd. Japan |
| Sega Dreamcast GD | GunLord Hb | 2012 | NG:Dev.Team Germany |
| Sega Dreamcast GD | Gunspike - Tentou Taikenban | 2000 | Capcom Co., Ltd. Japan |
| Sega Dreamcast GD | Gunspike Model T-1219M | 2000 | Capcom Co., Ltd. Japan |
| Sega Dreamcast GD | Guru Guru Onsen 2 Model HDR-0168 | 2001 | SEGA Corp. |
| Sega Dreamcast GD | Guru Guru Onsen 3 Model HDR-0195 | 2002 | SEGA Corp. |
| Sega Dreamcast GD |  Half-Life | 2000 | Sierra Studios USA |
| Sega Dreamcast GD | Hanagumi Taisen Columns 2 Model HDR-0046 | 2000 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Dreamcast GD | Happy Breeding Model T-46512M | 2003 | Princess Soft |
| Sega Dreamcast GD | Happy Lesson - First Lesson Model T-19504M | 2000 | Datam Polystar |
| Sega Dreamcast GD | Happy Lesson Model T-19503M-1 | 2002 | Datam Polystar |
| Sega Dreamcast GD | Happy Lesson Model T-19503M | 2001 | Datam Polystar |
| Sega Dreamcast GD | Harusame Youbi Model T-20106M | 2001 | Nec InterChannel, Ltd. Japan |
| Sega Dreamcast GD | Headhunter Model MK-51041-50 | 2001 | SEGA Corp. |
| Sega Dreamcast GD | Heavy Metal - Geomatrix Model T-1223N | 2001 | Capcom Co., Ltd. Japan |
| Sega Dreamcast GD | Heavy Metal - Geomatrix Model T-1246M | 2001 | Capcom Co., Ltd. Japan |
| Sega Dreamcast GD | Heavy Metal - Geomatrix Model T-46602D-50 | 2002 | BigBen Interactive |
| Sega Dreamcast GD | Heisei Mahjong-sou Model T-2202M | 2000 | Capcom Co., Ltd. Japan |
| Sega Dreamcast GD | Heisei Mahjong-sou Model T-2203M | 2000 | Capcom Co., Ltd. Japan |
| Sega Dreamcast GD | HellGate | 2001 | Jester Interactive |
| Sega Dreamcast GD | Hello Kitty no Dream Passport 2 Model 610-7349 | 1999 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Dreamcast GD | Hello Kitty no Garden Panic | 1999 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Dreamcast GD | Hello Kitty no Lovely Fruit Park | 1999 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Dreamcast GD | Hello Kitty no Magical Block | 2000 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Dreamcast GD | Hello Kitty no Otonaru Mail Model HDR-0065 | 2000 | SEGA Enterprises, Ltd. Tokyo, Japan |
