Jorma Mertanen
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| FIN-chT 9900 | ??/??/1999 | 873 | Finland |
| Jyvaskyla We JyS op | ??/??/1998 | 1824 | Finland |
| Tampere We HervS | ??/??/1998 | 1190 | Finland |
| Heart of Finland op | ??/??/1998 | 1364 | Finland |
Most Played Openings as White
| ECO | Opening | Games |
| D01 | Richter-Veresov attack | 11 games |
| B07 | Pirc defence | 4 games |
| D00 | Queen's pawn game | 3 games |
| A43 | Old Benoni defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C45 | Scotch game | 5 games |
| D07 | Queen's Gambit Declined, Chigorin defence | 4 games |
| D02 | Queen's pawn game | 3 games |
| B16 | Caro-Kann, Bronstein-Larsen variation | 3 games |


Finland