- Ūkanose (Folk-metal)
- ‡ Ulgard (Epic Black Folk-metal)
- ‡ Ulkan Newen (Global Folk-metal)
- ‡ Ultreia (Folk Rock/Folk-metal)
- ‡ Ulytau (Folk Rock/Folk-metal)
- Uncle Bard & the Dirty Bastards (Celtic Rock)
- Under Siege (Folk infl. Death Metal)
- Unexpected Callibrations (Death/Prog/Folk-metal)
- Utmarken (Folk-metal)