Joel Guerrero
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Pan American-ch U10 | 06/??/2005 | 303 | Brazil |
| ECU-ch U13 | 04/13/2005 | 334 | Ecuador |
Most Played Openings as White
| ECO | Opening | Games |
| C54 | Giuoco Piano | 3 games |
| B33 | Sicilian defence | 1 games |
| C53 | Giuoco Piano | 1 games |
| B32 | Sicilian defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C54 | Giuoco Piano | 2 games |
| C56 | Two knights defence | 1 games |
| C64 | Ruy Lopez, classical (Cordel) defence | 1 games |
| C78 | Ruy Lopez, 5.O-O | 1 games |


Brazil
Ecuador