Games played by Jonas Steinmann
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Dietrich, M | Steinmann, J | 0-1  |
34 | B76 | 1997 | GER-chT north U13 |
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| Steinmann, J | Guer, G | 1-0 |
43 | A22 | 1997 | GER-chT north U13 |
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| Steinmann, J | Timmermann, F | 0-1 |
55 | E90 | 1997 | Schleswig Holstein-ch U13 |
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| Steinmann, J | Fiegler, T | 1-0 |
46 | A29 | 1997 | GER-chT north U13 |
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| Steinmann, J | Raczeck, H | 0-1 |
31 | B50 | 1997 | GER-chT north U13 |
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| Steinmann, J | Carstensen, J | 1-0 |
32 | C55 | 1997 | GER-chT north U13 |
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| Schulze, T | Steinmann, J | 1-0 |
32 | B50 | 1997 | Schleswig Holstein-ch U13 |
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| Carstensen, J | Steinmann, J | 0-1 |
21 | B54 | 1997 | Schleswig Holstein-ch U13 |
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| Grieger, M | Steinmann, J | 1-0 |
28 | B21 | 1997 | GER-chT north U13 |
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| Piorkowsky, M | Steinmann, J | 1-0 |
47 | B20 | 1997 | GER-chT north U13 |
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| Steinmann, J | Reith, J | 1-0 |
26 | A20 | 1994 | Altenholz Gruppe |
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| Boettcher, M | Steinmann, J | ½-½ |
42 | B50 | 1994 | Altenholz Gruppe |
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| Marabaoglu, S | Steinmann, J | 1-0 |
33 | B53 | 1994 | Altenholz Gruppe |
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