‡ Tagarot (Folk-metal)
‡ Tales of Ale (Melo Death/Folk-metal)
Tales of Ratatösk (Folk-metal)
Tanzwut (Mittelalter/Rock/Alternative)
‡ Taurisca (Folk/Death Metal)
Telperion (Folk-metal)
Temnoles’ye (Melodic/Folk-metal)
Temnozor (Folk/Black Metal)
‡ Temple of the Stars (Folk infl. Rock/Metal)
‡ Tengger Cavalry (Asian Folk-metal)
‡ Tengwar (Epic Folk-metal)
Teren (Folk-metal)
Tersivel (Folk/Pagan/Power Metal)
Teshaleh (Sorcery Folk-metal)
‡ Teufelswerk & Narrentanz (Folk-metal)
‡ Thalanos (Folk-metal)
Thanateros (Gothic/Folk-metal)
Tharaphita (Pagan Black Metal)
‡ The Black Tartan Clan (Celtic Punk)
‡ The Call (Symphonic Folk-metal)
The Chant of Trees (Mediative Folk-metal)
The Clan (Irish Rock)
The Crazy Rogues (Celtic Punk)
The Dread Crew of Oddwood (Acoustic Folk-metal)
‡ The Devout (Melo Folk/Death Metal)
‡ The Dreadnoughts (Celtic Punk)
The Entropies (Persian Prog. Rock)
The Fatty Farmers (Folk Punk Rock)
The Flight of Sleipnir (Doom/Folk-metal)
‡ The Gentle Storm (Folk/Heavy metal)
The Groggy Dogs (Pirate Metal)
The Hu (Mongolian Hunnu Rock)
Theigns & Thralls (Folk Rock/Metal)
The Mahones (Celtic Punk)
‡ The McGonagalls (Celtic Punk)
‡ The Mist and the Morning Dew (Folk-metal/Doom)
‡ The Porters (Folk Punk)
The Privateer (Pirate Metal)
The Real McKenzies (Scottish Punk)
The Rogues from County Hell (Folk Punk)
The Royal Spuds (Folkpunk)
The Rumjacks (Celtic Punk)
‡ The Samans (Folk/Industrial Metal)
‡ The Sunday Punchers (Folk Punk)
The Wolves of Avalon (Folk/Pagan Metal)
Theudho (Pagan/Black Metal)
‡ Thirteenth Tambourine (Folk-metal)
Thormesis (Pagan Black Metal)
Thorondir (Viking/Black Metal)
Thrawsunblat (Melodic Folk/Black Metal)
‡ Thronar (Atm. Folk Black Metal)
‡ Throne of Wilderness (Folk-metal)
ThunarWülf (Folk-metal)
‡ Thunderkraft (Industrial/Death/ Metal)
Thyrfing (Viking/Black Metal)
Thy Worshiper (Folk infl. Pagan Metal)
‡ Time of Tales (Folk-metal)
Tim Trollgasm (Folk-metal)
Tinʹ Sontsya (Folk-metal/Heavy Folk)
‡ Tolk (Folk-metal)
‡ Top (Black Folk-metal)
Toter Fisch (Folk-metal)
Toxic Frogs (Celtic Punkrock)
‡ Traktir (Beer Folk-metal)
‡ Transylvania (Folk/Pagan metal)
‡ Trelleborg (Symphonic Folk/Viking Metal)
Triddana (Folk-metal)
‡ Triglav (Black Folk-metal)
‡ Trikhorn (Pirate metal)
‡ Trinadtsatiy Buben (Pagan Folk-metal)
‡ Trobar (Folk-metal)
Troin (Tavern Folk-metal)
Trold (Folk-metal)
Troldhaugen (Folk-metal)
Trollband (Folk/Black Metal)
Troll bends fir (Folk Rock/Folk-metal)
Trollfest (True Norwegian Balkan Metal)
‡ Trollgasm (Folk Black Metal)
Trollgrad (Blackened Troll/Folk-metal)
Trollheart (Folk Black Metal)
‡ Trollheim’s (Folk-metal)
‡ Trollhorn (Folk-metal)
‡ Trollort (Troll/Folk-metal)
Trollwald (Folk/Death-metal)
Trollwar (Folk/Deathmetal)
‡ Trollward (Trollish Folk-metal)
Tsar Stangra (Folk/Black-metal)
Tuatha de Danann (Celtic/Folk Metal)
‡ Tumulus (Progressive Folk-metal)
‡ Tupi Nambha (Tribal Metal)
‡ Turisas (Folk/Symphonic Metal)
‡ TurnCloak (Folk/Viking Metal)
Tverd (Folk-metal)
Twisted Mist (Death/Folk-metal)
Tyr (Progressive/Folk-metal)