There isn't just one. Short list.
Eazy Muthaphukkin' E
Tupac Shakur
The Notorious B.I.G (Biggie Smalls)
Lil' Boosie
Some of the worst so called "rappers".
Eminem
Lil' Wayne
the best christian rap artist is LeCrae.
MC Lyte.
Eminem
J-Stalin from west Oakland
he is the best male hip hop and rap artist out in 2010
they are good at it
he is a chicano rap artist one of the best from that fool OSO
Ms Krazie is a Chicano rap artist. She is one of the best out there
Eminem (Marshall Mathers lll)
Nas ,Eminem, Willie The Kid, Tupac is the best and always will be he's the godfather of rap
soilja boy is a rap artist that sang crank that solja boy is a rap artist that sang crank that
Yes, Taio Cruz is a rap artist.