| Godzilla: Unleashed | Wii | 2007 | Pipeworks Software |
| Gokinjo Bōkentai | Super Nintendo Entertainment System | 1996 | — |
| Gokujo Parodius | Super Nintendo Entertainment System | 1994 | Konami |
| Gold's Gym: Cardio Workout | Wii | 2008 | Rocket Company |
| Golden Balls | Wii | 2008 | Mindscape |
| GoldenEye 007 | Wii | 2010 | Eurocom |
| GoldenEye: Rogue Agent | Nintendo GameCube | 2004 | Danger Close Games |
| Golf | Nintendo Entertainment System, Game Boy | 1983 | Aackosoft, Nintendo |
| Golf Grand Slam | Nintendo Entertainment System | 1991 | Tose Co. |
| Golgo 13: Top Secret Episode | Nintendo Entertainment System | 1988 | Tokai Communications |
| Gomoku Narabe Renju | Nintendo Entertainment System | 1983 | Nintendo |
| Gon | Super Nintendo Entertainment System | 1994 | Tose Co. |
| Gon: Baku Baku Baku Baku Adventure | Nintendo 3DS | 2012 | Inti Creates |
| Goof Troop | Super Nintendo Entertainment System | 1993 | Capcom |
| Goosebumps HorrorLand | Wii | 2008 | Gusto Games |
| Gorby no Pipeline Daisakusen | Nintendo Entertainment System | 1991 | Compile |
| Gormiti: The Lords of Nature | Wii | 2010 | Climax Studios |
| Gotcha Force | Nintendo GameCube | 2003 | Capcom |
| Gotcha! The Sport! | Nintendo Entertainment System | 1987 | Atlus |
| Gotta Protectors | Nintendo 3DS | 2014 | Ancient |
| Gourmet Warriors | Super Nintendo Entertainment System | 1995 | — |
| Gozonji Yajikita Chindochu | Nintendo Entertainment System | 1989 | Hyperware |
| GP-1 | Super Nintendo Entertainment System | 1993 | Genki |
| GP-1: Part II | Super Nintendo Entertainment System | 1994 | Genki |
| Gradius | Nintendo Entertainment System | 1985 | Konami |
| Gradius II: Gofer's Ambition | Nintendo Entertainment System | 1988 | Konami |
| Gradius ReBirth | Wii | 2008 | M2 |
| Gradius: The Interstellar Assault | Game Boy | 1991 | Konami |
| Grand Master | Nintendo Entertainment System | 1991 | Soft Machine |
| Grand Slam Tennis | Wii | 2009 | EA Vancouver |
| Granhistoria: Genshi Sekaiki | Super Nintendo Entertainment System | 1995 | — |
| Gravitronix | Wii | 2009 | Medaverse Studios |
| Gravity Falls: Legend of the Gnome Gemulets | Nintendo 3DS | 2015 | Ubisoft |
| Greak: Memories of Azur | Nintendo 3DS | 2021 | — |
| Grease | Wii | 2010 | Zoë Mode |
| Great Detective Pikachu: Birth of a New Duo | Nintendo 3DS | 2016 | Creatures |
| Great Greed | Game Boy | 1992 | Namco |
| Green Day: Rock Band | Wii | 2010 | Harmonix Music Systems |
| Green Lantern: Rise of the Manhunters | Nintendo 3DS, Wii | 2011 | Double Helix Games |
| Greg Hastings Paintball 2 | Wii | 2010 | Super X Studios |
| Greg Norman's Golf Power | Nintendo Entertainment System | 1992 | Gremlin Interactive |
| Gremlins 2: The New Batch | Nintendo Entertainment System | 1990 | Sunsoft |
| Gremlins 2: The New Batch | Game Boy | 1990 | Sunsoft |
| Grey's Anatomy: The Video Game | Wii | 2009 | Ubisoft Halifax |
| Grooverider: Slot Car Thunder | Nintendo GameCube | 2003 | Unique Development Studios |
| Groovin' Blocks | Wii | 2009 | Empty Clip Studios |
| GT Cube | Nintendo GameCube | 2003 | MTO |
| GT Pro Series | Wii | 2006 | MTO |
| GT Racing | Super Nintendo Entertainment System | 1996 | Lenar |
| Guerrilla War | Nintendo Entertainment System | 1987 | SNK |
| Guild01 | Nintendo 3DS | 2012 | Level-5 |
| Guild02 | Nintendo 3DS | 2013 | Level-5 |
| Guilty Gear XX | PlayStation Vita, Wii | 2002 | Arc System Works |
| Guilty Gear XX Accent Core | Wii | 2006 | Arc System Works |
| Guilty Party | Wii | 2010 | Wideload Games |
| Guinness World Records: The Videogame | Wii | 2008 | TT Fusion |
| Guitar Hero 5 | Wii | 2009 | Neversoft |
| Guitar Hero III: Legends of Rock | Wii | 2007 | Neversoft |
| Guitar Hero Smash Hits | Wii | 2009 | Beenox |
| Guitar Hero World Tour | Wii | 2008 | Neversoft |