| Apr 12, 2026 | Niehaus | ½–½ | Jahnz | Round 9: Niehaus, Frank - Jahnz, Fabian | Petrov's Defense: Modern Attack, Center Attack | |
| Apr 11, 2026 | Niehaus | ½–½ | Matviienko | Round 8: Niehaus, Frank - Matviienko, Mykhailo | French Defense: Winawer Variation, Poisoned Pawn Variation, Main Line | |
| Apr 10, 2026 | Pererva | ½–½ | Niehaus | Round 7: Pererva, Viktor - Niehaus, Frank | English Opening: King's English Variation | |
| Apr 9, 2026 | Niehaus | 1–0 | Chakhalov | Round 6: Niehaus, Frank - Chakhalov, Mikael | Sicilian Defense: Richter-Rauzer Variation, Modern Variation | |
| Apr 8, 2026 | Lagunow | 1–0 | Niehaus | Round 5: Lagunow, Alexander - Niehaus, Frank | King's Indian Defense: Fianchetto Variation, Simagin Variation | |
| Apr 7, 2026 | Krefenstein | 0–1 | Niehaus | Round 4: Krefenstein, Sergej - Niehaus, Frank | King's Indian Defense: Orthodox Variation, Classical System, Benko Attack | |
| Apr 6, 2026 | Niehaus | ½–½ | Dimitrijeski | Round 3: Niehaus, Frank - Dimitrijeski, Kristian | Ruy Lopez: Closed, Yates Variation | |
| Apr 5, 2026 | Hesse | 1–0 | Niehaus | Round 2: Hesse, Henrik - Niehaus, Frank | Réti Opening: Anglo-Slav Variation, with g3 | |
| Apr 4, 2026 | Niehaus | ½–½ | Richter | Round 1: Niehaus, Frank - Richter, Michael | Caro-Kann Defense: Panov Attack, Fianchetto Defense | |
| Feb 11, 2026 | Niehaus | 1–0 | Sabrowski | Round 8: Niehaus, Frank - Sabrowski, Uwe | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Novosibirsk Variation | |
| Feb 3, 2026 | Niehaus | ½–½ | Fayard | Round 9: Niehaus, Frank - Fayard, Alain | Ruy Lopez: Closed, Breyer Defense, Zaitsev Hybrid | |
| Apr 27, 2025 | Niehaus | 1–0 | Spielfrei | Round 9: Niehaus, Frank - Spielfrei | ? | |
| Apr 26, 2025 | Niehaus | 0–1 | Jahnz | Round 8: Niehaus, Frank - Jahnz, Fabian | Queen's Gambit Declined: Three Knights Variation | |
| Apr 25, 2025 | Poltorak | 1–0 | Niehaus | Round 7: Poltorak, Sebastian - Niehaus, Frank | Pirc Defense | |
| Apr 24, 2025 | Niehaus | ½–½ | Rose | Round 6: Niehaus, Frank - Rose, Daniel | Trompowsky Attack | |
| Apr 23, 2025 | Krefenstein | ½–½ | Niehaus | Round 5: Krefenstein, Sergej - Niehaus, Frank | Sicilian Defense: Dragon Variation, Yugoslav Attack, Early Deviations | |
| Apr 22, 2025 | Niehaus | 1–0 | Torosyan | Round 4: Niehaus, Frank - Torosyan, Bagrat | Ruy Lopez: Open, Bernstein Variation | |
| Apr 21, 2025 | Niehaus | 0–1 | Richter | Round 3: Niehaus, Frank - Richter, Michael | Bird Opening: Dutch Variation | |
| Apr 20, 2025 | Noeldner | 1–0 | Niehaus | Round 2: Noeldner, Julian - Niehaus, Frank | Ruy Lopez: Schliemann Defense | |
| Apr 19, 2025 | Vollmar | 0–1 | Niehaus | Round 1: Vollmar, Timo - Niehaus, Frank | Sicilian Defense: Dragon Variation, Yugoslav Attack, Modern Line | |
| Feb 13, 2025 | Meister | 1–0 | Niehaus | Round 9: Meister, Jakob - Niehaus, Frank | Pirc Defense: 150 Attack, Sveshnikov-Jansa Attack | |
| Feb 12, 2025 | Niehaus | 1–0 | Heinig | Round 8: Niehaus, Frank - Heinig, Wolfram, Dr. | Sicilian Defense: Kan Variation, Knight Variation | |
| Feb 11, 2025 | Niehaus | 1–0 | Federau | Round 7: Niehaus, Frank - Federau, Juergen | Sicilian Defense: Najdorf Variation, Amsterdam Variation | |
| Feb 10, 2025 | Matitschka | 0–1 | Niehaus | Round 6: Matitschka, Heinz - Niehaus, Frank | Benoni Defense | |
| Feb 7, 2025 | Jurkatis | ½–½ | Niehaus | Round 4: Jurkatis, Hagen - Niehaus, Frank | Torre Attack: Fianchetto Defense | |
| Jul 26, 2024 | Foerster | ½–½ | Niehaus | Round 7: Foerster, Jonas - Niehaus, Frank | Four Knights Game: Scotch Variation Accepted | |
