• Tagarot (Folk-metal)
• Tales of Ale (Melo Death/Folk-metal) ‡
• Tales of Ratatösk (Folk-metal)
• Tanzwut (Mittelalter/Rock/Alternative)
• Taurisca (Folk/Death 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) ‡
• Tharaphita (Pagan Black Metal)
• The Black Tartan Clan (Celtic Punk) ‡
• 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)
• 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)
• Thronar (Atm. Folk Black Metal) ‡
• Throne of Wilderness (Folk-metal) ‡
• Thrudvangar (Viking Black Metal)
• Thunderkraft (Industrial/Death/ Metal) ‡
• Thyrfing (Viking/Black Metal)
• Thy Worshiper (Folk infl. Pagan Metal)
• Time of Tales (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) ‡
• 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) ‡
• 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) ‡
• 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)