M. McMahon
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Eastpointe-ch MI | ??/??/1993 | 82 |  United States |
Most Played Openings as White
| ECO | Opening | Games |
| C50 | King's pawn game | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| Name: | M. McMahon |
| Federation: |  |
| Years: | 1993 - 1993 |
| Total Games: | 1 |
| Wins: | 1 (100 %) |
| Draws: | 0 (0 %) |
| Losses: | 0 (0 %) |
| Score: | 100 % |
Games played by M. McMahon
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| McMahon, M | Dane, C | 1-0  |
35 | C50 | 1993 | Eastpointe-ch MI |
|