Martijn Jansen
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| 69th Noteboom Mem GpA | 02/07/2009 | 1751 |  Netherlands |
| Vlissingen HZ op 11th | 08/04/2007 | 1517 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| C27 | Vienna game | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| E01 | Catalan, closed | 1 games |
