Its bizar ^^ because almost all rock bands you listen, in france we don't know !
Me I like :

Tokio Hotel
Green Day
blink182
Good Charlotte
Tokio Hotel
Killerpilze
Bullet For My Valentine
Red Hot
30 seconds To Mars
Bryan adams
ACDC
Evanescence
Guerilla Poubelle
Cinema Bizarre
Oasis
Simple Plan
The Used
The Veronicas
Sum41
Uncommonmenfrommars

I would be happy to make you know my favorite rock band not very famous in your country and you can do the same for me ^^