| Name: | Maria Jose Concha |
| Federation: |  |
| Years: | 2001 - 2001 |
| Total Games: | 9 |
| Wins: | 2 (22.22 %) |
| Draws: | 1 (11.11 %) |
| Losses: | 6 (66.67 %) |
| Score: | 27.78 % |
| Tournament | Date | Elo Avg. | Country |
| Pan American-ch U12 Girls | 05/29/2001 | 0 |  Argentina |
| ECO | Opening | Games |
| A84 | Dutch defence | 1 games |
| C40 | King's knight opening | 1 games |
| C50 | King's pawn game | 1 games |
| ECO | Opening | Games |
| B08 | Pirc, classical (two knights) system | 2 games |
| C50 | King's pawn game | 1 games |
| C44 | King's pawn game | 1 games |
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Concha, M | Colombo, C | 0-1  |
2001 | Pan American-ch U12 Girls |
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| Fernandez, S | Concha, M | ½-½ |
15 | B08 | 2001 | Pan American-ch U12 Girls |
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| Concha, M | Marmol Villalba, J | 1-0 |
28 | C50 | 2001 | Pan American-ch U12 Girls |
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| Sanchez, C | Concha, M | 1-0 |
21 | B08 | 2001 | Pan American-ch U12 Girls |
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| Concha, M | BYE, | 1-0 |
2001 | Pan American-ch U12 Girls |
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| Concha, M | Celi, C | 0-1 |
43 | C40 | 2001 | Pan American-ch U12 Girls |
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| Concha, M | Houdin, A | 0-1 |
46 | A84 | 2001 | Pan American-ch U12 Girls |
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| Alvarez, M | Concha, M | 1-0 |
17 | C50 | 2001 | Pan American-ch U12 Girls |
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| Guedez, M | Concha, M | 1-0 |
42 | C44 | 2001 | Pan American-ch U12 Girls |
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