Mordecai Morgan
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| American Chess Bulletin | ??/??/1915 | 0 |  United States |
| Manhattan CC-Franklin CC | ??/??/1907 | 0 | United States |
| Franklin CC-Chicago CC | ??/??/1905 | 0 | United States |
Most Played Openings as White
| ECO | Opening | Games |
| D41 | Queen's Gambit Declined, Semi-Tarrasch, 5.cd | 1 games |
| C84 | Ruy Lopez, closed defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A00 | Polish (Sokolsky) opening | 1 games |
