J. Hejna
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| CZE-ch U14 Girls | 03/??/2002 | 867 | Czech Republic |
| CZE-ch U12 Girls | ??/??/2000 | 0 | Czech Republic |
Most Played Openings as White
| ECO | Opening | Games |
| C49 | Four knights, double Ruy Lopez | 2 games |
| C48 | Four knights, Spanish variation | 2 games |
| C64 | Ruy Lopez, classical (Cordel) defence | 1 games |
| B08 | Pirc, classical (two knights) system | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C55 | Two knights defence | 2 games |
| C45 | Scotch game | 2 games |
| C50 | King's pawn game | 1 games |
| A02 | Bird's opening | 1 games |


Czech Republic