Games played by Jan Grewenig
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Kalliwoda, T | 868 | Grewenig, J | 1214 | 0-1  |
51 | B20 | 2005 | GER-ch U10 |
|
| Grewenig, J | 1214 | Babayev, R | 1533 | ½-½ |
30 | B43 | 2005 | GER-ch U10 |
|