- Gary Moore (Guitar Hero-United-Kingdom)
- Goatscorge (Unblack-USA)
- Gastropode (Grindcore-France)
- Garoted (Death Metal-USA)
- Gotmoor (Black Metal-Belgium)
- Garotte (Technical Death-USA)
- Garrote (Death Metal-Lithuania)
- Garroted (Death Metal-USA)
- Garrotte (Thrash Metal-Belgium)
- Groteskh (Black Metal-Austria)