G
| G-String | Glam Rock | София | 1991 |
| G.R.A.S. | Soft Rock | Бургас | 2004 |
| G.Rock | Hard Rock | Силистра | 2009 |
| Gabana | Alternative Rock | Пловдив | 2000 |
| Galaxis | Progressive Metal | Златица | 1997 |
| Gare Terminus | Experimental Gothic Rock/Neofolk | Люксембург | 2015 |
| Garrotta | Hardcore | Велико Търново | 2006 |
| Gaskammer | Black Metal | Сандански/Финикс (САЩ) | 2009 |
| Genetic Syndrome | Progressive Death Metal/Djent | София | 2008 |
| Ghost Warfare | Gothic/Doom/Black Metal | Хасково | 2009 |
| Ghosts From Our Past | Melodic Metalcore/Djent | София | 2017 |
| Gigashadow | Industrial | Варна | 2020 |
| Gin Sur | Progressive Metal | София | 1994 |
| Glades Of Gloom | Black Metal | Сливен | 1998 |
| Glock | Hard Rock | София | 2015 |
| Goat Perversion | Black/Death Metal | Добрич | 1993 |
| God Serpent | Black Metal | Кюстендил | 2012 |
| Gods Of Ancient | Death/Doom Metal | София | 2021 |
| Goliath | Crust Punk/Grindcore | София | 2022 |
| Gomoria | Symphonic Gothic Metal | София | 2015 |
| Good Food | Noisecore/Hardcore/Industrial | Добрич | 1993 |
| Gormoth Iscariot | Black Metal | Берковица | 2004 |
| Gotha G. | Thrash Metal | Добрич | 2009 |
| GpoinT | Alternative Rock | София | 2017 |
| Grand Illusion | Hard Rock | Димитровград | 2006 |
| Granny's Kite | Punk Rock | София | 2004 |
| Grasshopper | Synth Pop | Монреал (Канада) | 2002 |
| Graveworm | Melodic Death/Doom Metal | Плевен | 1992 |
| Grimaze | Thrash/Groove Metal | София | 2012 |
| Gripp | Alternative Rock | София | 2008 |
| Grizzly | Groove Metal | Варна | 2017 |
| Grond | Black Metal | Благоевград | 2001 |
| Gross | Grunge | София | 2010 |
| Grossness | Grindcore/Noisecore | Шумен | 2007 |
| GRДD | Alternative Rock | София | 2009 |
| Gunpowder | Punk/Alternative | Русе | 2005 |
| Gwendydd | Melodic Death Metal/Metalcore | София | 2018 |