While searching our database we found 1 possible solution for the: American fraudster who ran the largest Ponzi scheme in history, d. in prison 2021 (6) crossword clue. This crossword clue was last seen on 17 November 2021 The Guardian Quick Crossword puzzle. The solution we have for American fraudster who ran the largest Ponzi scheme in history, d. in prison 2021 (6) has a total of 6 letters.