Jimmy DeNunzio (1915 - 1959 aged 49) was one of the most trusted Caporegime's in the Corleone Family. Jimmy carried out most of the important business in the family.
Jimmy was carried out the most important task for the Corleone family, Who was the rat. The two suspects were Aldo Trapani or Marty Malone. Jimmy was surprised that Malone would be a traitor. Jimmy informed Trapani that Malone would be at his favourite club Va Va Voom Room.
When Aldo Trapani died his brother Dominic Trapani took over his position. Jimmy became a member of his crew. The Rosato Brothers were hunting old members from the 40s, The Brothers stabbed and shot Jimmy at his New York home.