List of Chicago criminal organizations and crime bosses

Participants in organized crime in Chicago at various times have included members of the Chicago Outfit associated with Al Capone, the Valley Gang, the North Side Gang, Prohibition gangsters, and others.

Chicago Outfit (Al Capone Gang)

(Formerly called the "Capone Gang".)

Valley Gang

Genna Crime Family

North Side Gang

Chicago gang leaders

Prohibition gangs

Racketeers

References