| Band | Genre |
|---|---|
| W.A.S.P. | Heavy metal |
| Walls of Jericho | Black/Death Metal/Hardcore |
| Warbringer | Thrash Metal |
| Warlock | Heavy metal |
| Warlord | Heavy metal |
| Warrior | Heavy metal |
| Wendy O. Williams / Plasmatics | Punk Rock |
| White Heat [Canada] | Hard Rock |
| White Lion | Hard Rock |
| Whitesnake | Hard Rock |
| Winger | Hard Rock |
| Wishbone Ash | Rock |
| Within Temptation | Symphonic Metal |
