- Tru'nembra (Doom Black-Germany)
- Trubador (Grunge-USA)
- Trübe (Ambiant Black-Argentina)
- Trübnis (Black Metal-Germany)
- Trübsal (Avantgardiste Black-Germany)
- Trucas (Thrash Metal-Lithuania)
- Truce (Thrash Metal-USA)
- Trucha (Brutal Death-USA)
- Truchlo Strzygi (Black Metal-Poland) - Other name : Truchło Strzygi
- Trucida (Thrash Death-United-Kingdom)
- Trucizna (Black Metal-Sweden)
- Truck (Stoner-Turkey)
- Truk (Hard Rock-USA) - Other name : Truck, ex-No Large Trucks
- Tempory (Melodic Death-Sweden) - Other name : TruckDiesel
- Trucker Diablo (Hard Rock-Ireland)
- Truckfighters (Stoner-Sweden)
- Truckstop Dickpill (Brutal Death-USA)
- Truculence (Death Grind-USA)
- Truculency (Brutal Death-USA)
- Truda (Hardcore-Romania)
- Trudge (Hardcore-USA)
- Trudger (Sludge Metal-United-Kingdom)
- Trudum (Grindcore-France)
- Trudus (Black Death-Belgium)
- True (BRA) (Death Thrash-Brazil)
- True (CRO) (Death Metal-Croatia)
- True Azazel (Black Metal-Turkey)
- True Believers (Heavy Metal-Italy)
- True Black Dawn (Brutal Black-Finland)
- True Colors (Hardcore-Belgium)
- True Iron Will (Black Metal-USA)
- Jhator (Death'n'Roll-Sweden) - Other name : (Jhator), True Jhator
- True Lie (Metal-Italy)
- True Love (Black Metal-USA)
- True Mind (Symphonic Metal-Romania)
- True Temper (Hardcore-USA) - Other name : TT
- True Wisdom (Melodic Doom-North Macedonia)
- True Witness (Heavy Metal-USA)
- True X Feeling (Hardcore-Bulgaria)
- TrueFalse (Progressive Metal-Germany)
- Truemurrdoom (Drone-Ukraine) - Other name : TMD
- TruEnd (Symphonic Metal-Greece)
- Trueno (Heavy Metal-Chile)
- Trueno Azul (Hard Rock-Bolivia)
- Trueno Metalico (Thrash Heavy-Bolivia)
- Trueno Negro (Power Metal-Argentina)
- Trueside (Hardcore-Germany)
- Truest Damned (Heavy Metal-USA)
- TruEvil (Black Metal-Germany)
- Truffle (NWOBHM-United-Kingdom)
- Truie (Death Grind-France)
- Trull (Black Metal-Germany)
- Truly (Grunge-USA)
- Truman Highway (Heavy Metal-USA)
- TrümmerWelten (Gothic Electro-Germany) - Other name : TW
- Trumpet Solo (Thrash Metal-USA)
- Trumpet The Harlot (Melodic Death-USA)
- Trunar (Black Metal-Belarus)
- Trunk (USA) (Heavy Metal-USA)
- Trunk (FRA) (Power Metal-France)
- Trup (UK) (Black Metal-United-Kingdom)
- Trup (PL-1) (Black Metal-Poland)
- Trup (PL-2) (Black Death-Poland)
- Trupi Swad (Thrash Black-Poland)
- Trupnokalibernyy Gnoyemyot (Grindcore-Russia) - Other name : Трупнокалиберный Гноемёт, ТxГx
- Trupovozka (Death Grind-Russia) - Other name : ??????????
- Truppensturm (Black Metal-Germany) - Other name : Ex Sturmtruppen
- Trust (FRA) (Hard Rock-France)
- Trust (GER) (Heavy Metal-Germany) - Other name : Trust Rocks
- Trust Company (Nu Metal-USA) - Other name : TRUST*CO, ex-41 Down
- Eternal (CH) (Thrash Death-Switzerland) - Other name : ex-Eternal Winds, ex-Iron Shield, ex-Trust In Lies
- Iron Shield (Folk Death-Switzerland) - Other name : ex-Trust In Lies, ex-Iron Shield
- Trust X (Power Metal-Russia)
- Trusted Few (Post Hardcore-Denmark) - Other name : TF
- Truster (Thrash Metal-Brazil)
- Trut (Black Metal-Switzerland)
- Truth And Janey (Hard Rock-USA) - Other name : Truth
- Truth (Death Metal-Australia)
- Truth And Its Burden (Hardcore-South-Africa)
- Truth Ascension (Progressive Death-USA)
- Truth Be Known (Brutal Death-Singapore)
- Truth Behold (Deathcore-Canada)
- Truth By Hatred (Hardcore-France)
- Truth Corroded (Death Thrash-Australia)
- Truth Decays (Melodic Death-USA)
- Truth In Ruin (Black Death-USA)
- Truth Of Blood (Porno Gore Grind-Germany)
- Truth Through Fight (Hardcore-Spain)
- Trutkah (Black Metal-Poland)