| Band | Genre |
|---|---|
| The Rods | Heavy metal |
| The Rolling Stones | Rock |
| The Who | Rock |
| Therion | Symphonic Metal |
| Thin Lizzy | Hard Rock |
| Thirty Seconds to Mars | Alternative Rock |
| Throwdown | Black/Death Metal/Hardcore |
| Tiamat | Gothic Metal |
| Timo Tolkki / Avalon | Power Metal |
| Titanic | Rock |
| TNT | Hard Rock |
| Tom Morello | Alternative Rock |
| Tony MacAlpine | Instrumental Rock |
| Tool | Alternative Rock |
| Tourniquet | Thrash Metal |
| Toxic Holocaust | Thrash Metal |
| Tremonti | Heavy metal |
| Tristania | Gothic Metal |
| Triumph | Hard Rock |
| Trivium | Thrash Metal |
