here's a much bigger list for ya. taken from www.whitehop.com ...
White Rappers
Abilities
Ad-Rock of Beastie Boys
Aesop Rock
Alchemist
Alias
Awol One
Brian
Austin Green
Brother Ali
Bubba Sparxxx
Cage
Copywrite
DJ Skribble of Young Black Teenagers
El-P of Company Flow
Eminem
Esoteric of 7L Esoteric
Everlast of House of Pain
Eyedea
Goretex of
Non Phixion
Haystack
Ill Bill of Non Phixion
Lil Wyte
Marky Mark
MC Paul Barman
MC Serch of 3rd Bass
MCA of Beastie Boys
Mighty Mi of High & Mighty
Mike D of Beastie Boys
Milkbone
Mr. Dibbs of Atmosphere
Mr. Eon of High & Mighty
Mr. Hyde of Non Phixion
Necro
Paul Wall
Pete Nice of 3rd Bass
R.A. the Rugged Man
Remedy
RJD2
Sabac of Non Phixion
Sage Francis
Shaggy 2 Dope of Insane Clown Posse
sixtoo
Slug of Atmosphere
Snow
Sole
Vanilla Ice
Vinnie Paz of Jedi Mind Tricks
Violent J of Insane Clown Posse
White Dawg