Frank Nitti – Al Capone’s enforcer and later leader of the Chicago Outfit.

Frank Nitti’s reign as the leader of the Chicago Outfit came to an abrupt end with his suicide in 1943, following increased pressure from law enforcement and internal strife within the organization. While the exact figure of Nitti’s net worth remains a subject of speculation, estimates suggest that his wealth at the time of his passing was in the range of millions of dollars, a testament to his success as a powerful and influential mob boss.