Rogue: Réd, Irokozashi
(Worth mentioning: Tesco, Squidgy, Dramatizied, Imnotkämmen)
Shaman: Roulâ, Gingerbread
(Worth mentioning: Stickerz, One, Mcbald)
Druid: Ownaque, Healbear, Messikämmen
(Worth mentioning: Pilgrimo, Yup, Pacz)
Priest: Mesikämmenqt, Hurrx, Medication
(Worth mentioning: Khôma, Chi, Mansikka, Qubez)
Hunter: Halogen, Rastaman
(Worth mentioning: Wouch)
Paladin: Baldimort, Phonebook, Erica, Jun, Copyhat
(Worth mentioning: Lightdude, Gurke, Fhayrq)
Mage: Squirtle, Rihannagirl, Chill, Magikadehex
(Worth mentioning: Xtroda, Cele)
Warrior: Zimt, Balthasaur, Ubu
(Worth mentioning: Jva, Dora)
Warlock: Irriterende, Wewewewe, Cast
(Worth mentioning: Jawfelloff, Lichenlager(?)
All i could think of at the moment, i've probably forgot to mention a few people.
EDIT:
I'm adding Fhayrq to the paladins, Qubez to the priests and Imnotkämmen to the rouges.