Juan Francisco Perez S
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| FENAG Primera Cat II+ | 03/16/2000 | 0 | Guatemala |
| FENAG Primera Cat II | 03/16/2000 | 239 | Guatemala |
| Guatemala Maxi-Car | ??/??/1992 | 119 | Guatemala |
| Guatemala Primer Cuatrimestre1 | ??/??/1992 | 0 | Guatemala |
Most Played Openings as White
| ECO | Opening | Games |
| E15 | Queen's Indian, 4.g3 | 1 games |
| D15 | Queen's Gambit Declined Slav, 4.Nc3 | 1 games |
| D27 | Queen's Gambit Accepted, classical, 6...a6 | 1 games |
| E91 | King's Indian, 6.Be2 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D32 | Queen's Gambit Declined, Tarrasch defence | 3 games |
| B86 | Sicilian, Sozin attack | 2 games |
| B26 | Sicilian, closed, 6.Be3 | 2 games |
| B89 | Sicilian, Sozin, 7.Be3 | 1 games |


Guatemala