Folgende Bands spielten auf dem W:O:A 2001:
| BAND | LAND |
| 16 Hell Ventiler | Germany |
| Annihilator | USA |
| Apocalyptischen Reiter | Germany |
| Arch Enemy | Sweden |
| Artch | Norway |
| Behemoth | Poland |
| Bionix | Germany |
| Blackshine | Sweden |
| Brainstorm | Germany |
| Cage | USA |
| Carnal Forge | Sweden |
| Chinchilla | Germany |
| Circle Of Grief | Germany |
| Crematory | Germany |
| Cryptopsy | Canada |
| Crystal Shark | Germany |
| Culprit | USA |
| Dark Tranquillity | Sweden |
| Death SS | Italy |
| Deceased | USA |
| Desaster | Germany |
| Dimmu Borgir | Norway |
| Exciter | Canada |
| Exhumed | USA |
| Exumer | Germany |
| Finntroll | Finland |
| Grave Digger | Germany |
| Hammerfall | Sweden |
| Helloween | Germany |
| Holy Moses | Germany |
| In Flames | Sweden |
| Jag Panzer | USA |
| Kamelot | USA / Norway |
| Kju | Germany |
| Knight Errant | Tyrkey |
| Krisiun | Brazil |
| Lacuna Coil | Italy |
| Lost Horizon | Sweden |
| Metalium | Germany |
| Mortician | USA |
| Motörhead | England |
| Mägo de Oz | Spain |
| Naglfar | Sweden |
| Napalm Death | England |
| Nasum | Sweden |
| Nevermore | USA |
| Night in Gales | Germany |
| Nightfall | Greece |
| Nightwish | Finland |
| Nostradameus | Sweden |
| Opeth | Sweden |
| Overkill | USA |
| Paragon | Germany |
| Paul Dianno & Killers | England |
| Primal Fear | Germany |
| Rage | Germany |
| Rawhead Rexx | Germany |
| Sacraphyx | South Africa |
| Saxon | England |
| Silent Force | Germany / USA |
| Sins Of Thy Beloved | Norway |
| Smoke Blow | Germany |
| Sodom | Germany |
| Soilwork | Sweden |
| Sonata Arctica | Finland |
| Soul Doctor | Germany |
| Stigma IV | Austria |
| Subway to Sally | Germany |
| Tad Morose | Sweden |
| Tankard | Germany |
| Deströyer 666 | Australia |
| The Haunted | Sweden |
| Impotent Sea Snakes | USA |
| The Traceelords | Germany |
| Therion | Sweden |
| Trail Of Tears | Norway |
| Vintersorg | Sweden |
| Warhammer | Germany |
| W.A.S.P. | USA |
ab 20.08.
DevilDriver
11.10. Delain
ab 26.10. Powerwolf
ab 03.11. Watain
ab 17.11. Mantar
ab 30.11. Kreator + Dimmu Borgir
ab 04.12. Thundermother
11.10. Delain
ab 26.10. Powerwolf
ab 03.11. Watain
ab 17.11. Mantar
ab 30.11. Kreator + Dimmu Borgir
ab 04.12. Thundermother
