Keith Farrelle Cozart (born August 15, 1995), known professionally as Chief Keef, is an American rapper and record producer. Beginning his career as a teenager, he gained regional recognition for his mixtapes in the early 2010s. Cozart has since been credited with popularizing the hip hop subgenre drill among mainstream audiences and is considered a progenitor of the genre. His fifth mixtape, Back from the Dead (2012), spawned the single "I Don't Like" (featuring Lil Reese), which became his fir...
