Kelvin Darnell Martin (July 24, 1964 – October 24, 1987), also known as 50 Cent, was an American criminal based in Fort Greene Brooklyn, New York.

Martin was possibly known as '50 Cent' due to his reputation of being prepared to rob anyone, regardless of how much money they were carrying at the time.

[1] On October 20, 1987, Martin was shot in the stairway of his girlfriend's building in the Albany Houses of Crown Heights, dying at Kings County Hospital four days later.

Julio "WeMo" Acevedo was convicted of first-degree manslaughter and "served about a decade" in prison for Martin's killing.

[2] Martin's life and influence were chronicled in an in-depth biographical documentary, starting from his upbringing and carrying through past his death.