| Name: | Helmut Jahn |
| Federation: |  |
| Years: | 2003 - 2003 |
| Total Games: | 9 |
| Wins: | 3 (33.33 %) |
| Draws: | 2 (22.22 %) |
| Losses: | 4 (44.44 %) |
| Score: | 44.44 % |
| Tournament | Date | Elo Avg. | Country |
| Baden-ch AT2 | 04/19/2003 | 0 |  Germany |
| ECO | Opening | Games |
| C50 | King's pawn game | 2 games |
| C42 | Petrov's defence | 1 games |
| B54 | Sicilian | 1 games |
| B02 | Alekhine's defence | 1 games |
| ECO | Opening | Games |
| A22 | English opening | 1 games |
| D07 | Queen's Gambit Declined, Chigorin defence | 1 games |
| C41 | Philidor's defence | 1 games |
| D02 | Queen's pawn game | 1 games |
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Jahn, H | Graether, V | ½-½  |
7 | C50 | 2003 | Baden-ch AT2 |
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| Weiss, H | Jahn, H | ½-½ |
30 | D02 | 2003 | Baden-ch AT2 |
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| Holler, S | Jahn, H | 0-1 |
31 | C41 | 2003 | Baden-ch AT2 |
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| Jahn, H | Nissle, C | 0-1 |
28 | B02 | 2003 | Baden-ch AT2 |
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| Jahn, H | Wissler, M | 0-1 |
24 | C50 | 2003 | Baden-ch AT2 |
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| Heck, T | Jahn, H | 1-0 |
28 | D07 | 2003 | Baden-ch AT2 |
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| Jahn, H | Barth, T | 1-0 |
47 | B54 | 2003 | Baden-ch AT2 |
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| Binner, H | Jahn, H | 0-1 |
29 | A22 | 2003 | Baden-ch AT2 |
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| Jahn, H | Kneis, H | 0-1 |
44 | C42 | 2003 | Baden-ch AT2 |
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