Bar Loading... John Gotti (1940 - 2002) http://en.wikipedia.org/wiki/John_Gotti John Gotti, served life, didn't flip. John Joseph Gotti, Jr  (October 27, 1940–June 10, 2002) was the  Boss  of the  New York City   Gambino crime family  after the murder of the previous boss,  Paul Castellano . John Gotti was the most powerful