Mark D Kernighan
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| US Amateur Team-ch East | 02/14/2009 | 676 | United States |
| USA-chT Amateur East | 02/17/2007 | 665 | United States |
Most Played Openings as White
| ECO | Opening | Games |
Most Played Openings as Black
| ECO | Opening | Games |
| B12 | Caro-Kann defence | 1 games |
| B15 | Caro-Kann defence | 1 games |
| B88 | Sicilian, Sozin, Leonhardt variation | 1 games |
| C47 | Four knights, Scotch variation | 1 games |


United States