Jean Luc Constantin
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Martigny op | ??/??/1999 | 982 |  Switzerland |
| Crans Montana op | 04/??/1999 | 1124 | Switzerland |
Jean Luc Constantin Repertoire with White pieces (most played)
| ECO | Opening | Games |
| E97 | King's Indian, orthodox, Aronin-Taimanov variation (Yugoslav attack / Mar del Plata variation) | 1 games |
| A42 | Modern defence, Averbakh system | 1 games |
Jean Luc Constantin Repertoire with Black pieces (most played)
| ECO | Opening | Games |
| B06 | Robatsch (modern) defence | 1 games |
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