| Jul 24, 2026 | Huettemann | ½–½ | Rosen | Round 8: Huettemann, Karl-Heinz - Rosen, Bernd | English Opening: King's English Variation, Kramnik-Shirov Counterattack | |
| Jul 22, 2026 | Huettemann | ½–½ | Vatter | Round 6: Huettemann, Karl-Heinz - Vatter, Hans-Joachim | English Opening | |
| Jul 21, 2026 | Wenner | ½–½ | Huettemann | Round 5: Wenner, Tobias - Huettemann, Karl-Heinz | Catalan Opening: Closed, Main Line | |
| Jul 20, 2026 | Huettemann | ½–½ | Syre | Round 4: Huettemann, Karl-Heinz - Syre, Christian | English Opening: Great Snake Variation | |
| Jul 19, 2026 | Christian Hess | ½–½ | Huettemann | Round 3: Christian Hess - Huettemann, Karl-Heinz | Catalan Opening: Closed Variation, Traditional Variation | |
| Jul 18, 2026 | Huettemann | 1–0 | Chevelevitch | Round 2: Huettemann, Karl-Heinz - Chevelevitch, Evgueni, Dr. | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with Nb6 | |
| Aug 28, 2024 | Huettemann | 0–1 | Brueggemann | Round 6: Huettemann, Karl-Heinz - Brueggemann, Joachim | English Opening: King's English Variation, Troger Defense | |
| Aug 25, 2024 | Klundt | 1–0 | Huettemann | Round 3: Klundt, Klaus - Huettemann, Karl-Heinz | Sicilian Defense: Scheveningen Variation, English Attack, with f3 | |
| Sep 10, 2024 | Kirszenberg | ½–½ | Huettemann | Round 8: Kirszenberg, Marc - Huettemann, Karl-Heinz | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Sep 9, 2024 | Huettemann | ½–½ | Paus | Round 7: Huettemann, Karl-Heinz - Paus, Franz | Old Indian Defense: Two Knights Variation | |
| Sep 8, 2024 | Siebenhaar | ½–½ | Huettemann | Round 6: Siebenhaar, Erich - Huettemann, Karl-Heinz | Rapport-Jobava System | |
| Sep 5, 2024 | Huettemann | ½–½ | Krueger | Round 3: Huettemann, Karl-Heinz - Krueger, Erich | Ruy Lopez: Exchange, Alekhine Variation | |
| — | Huettemann | 1–0 | Beuger | Round 1: Huettemann, Karl-Heinz - Beuger, Ronald | English Opening: Symmetrical Variation, Four Knights Variation | |
| — | Huettemann | ½–½ | Supplieth | Round 3: Huettemann, Karl-Heinz - Supplieth, Peter | English Opening: King's English Variation, Adhiban Gambit | |
| — | Huettemann | ½–½ | Limbach | Round 5: Huettemann, Karl-Heinz - Limbach, Torsten | English Opening: Agincourt Defense | |
| — | Huettemann | ½–½ | Brettschneider | Round 7: Huettemann, Karl-Heinz - Brettschneider, Karl | English Opening: Anglo-Dutch Defense | |
| — | Huettemann | ½–½ | Schaefer | Round 9: Huettemann, Karl-Heinz - Schaefer, Bernd | English Opening: Agincourt Defense | |
| — | Hesse | ½–½ | Huettemann | Round 2: Hesse, Uwe - Huettemann, Karl-Heinz | Sicilian Defense | |
| — | Hiller | ½–½ | Huettemann | Round 4: Hiller, Joachim - Huettemann, Karl-Heinz | Queen's Gambit Declined: Neo-Orthodox Variation | |
| — | Schwab | ½–½ | Huettemann | Round 6: Schwab, Wolfgang - Huettemann, Karl-Heinz | Queen's Pawn Game | |
| — | Hirstel | ½–½ | Huettemann | Round 8: Hirstel, Serge - Huettemann, Karl-Heinz | Sicilian Defense: Nimzowitsch Variation, Advance Variation | |