Stefan Heyden
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Ruhrgebiet-ch U16 | 04/??/2003 | 1253 | Germany |
| Dortmund op-B | 07/??/2001 | 198 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| A85 | Dutch with c4 & Nc3 | 2 games |
| D20 | Queen's gambit accepted | 1 games |
| B30 | Sicilian defence | 1 games |
| C40 | King's knight opening | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A00 | Polish (Sokolsky) opening | 1 games |
| E12 | Queen's Indian defence | 1 games |
| B86 | Sicilian, Sozin attack | 1 games |
| C55 | Two knights defence | 1 games |


Germany