| Jun 14, 2026 | Schwalbe | 1–0 | Niemann | Round 5: Schwalbe, Niclas - Niemann, Silvio | Sicilian Defense: Prins Variation | |
| Jun 14, 2026 | Niggl | 1–0 | Niemann | Round 4: Niggl, Michael - Niemann, Silvio | English Opening: Anglo-Grünfeld Defense | |
| Jun 13, 2026 | Niemann | 1–0 | Kreuer | Round 3: Niemann, Silvio - Kreuer, Stefan | Caro-Kann Defense: Tartakower Variation | |
| Jun 13, 2026 | Lenzing | 0–1 | Niemann | Round 2: Lenzing, Raphael - Niemann, Silvio | Czech Defense | |
| Jun 12, 2026 | Niemann | 1–0 | Kreusch | Round 1: Niemann, Silvio - Kreusch, Kurt Emil | Caro-Kann Defense: Exchange Variation | |
| Jan 1, 2026 | Niemann | 0–1 | Wezel | Staufer Blitzk?nig 2026 | Alekhine Defense: Exchange Variation | |
| Jan 1, 2026 | Niemann | 1–0 | Masuero | Staufer Blitzk?nig 2026 | Scotch Game: Classical Variation | |
| Jan 1, 2026 | Kutzner | 1–0 | Niemann | Staufer Blitzk?nig 2026 | Sicilian Defense: Richter-Rauzer Variation, Modern Variation | |
| Jan 1, 2026 | Niemann | ½–½ | Ehrlich | Staufer Blitzk?nig 2026 | Sicilian Defense: Kramnik Variation | |
| Jan 1, 2026 | Cramer Gonzalez | 0–1 | Niemann | Staufer Blitzk?nig 2026 | Sicilian Defense: Smith-Morra Gambit | |
| Jan 1, 2026 | Niemann | 0–1 | Lang | Staufer Blitzk?nig 2026 | Sicilian Defense: Nimzowitsch Variation | |
| Jan 1, 2026 | Weber | 1–0 | Niemann | Staufer Blitzk?nig 2026 | Queen's Indian Defense: Fianchetto Variation, Traditional Line | |
| Jan 1, 2026 | Boehm | 1–0 | Niemann | Staufer Blitzk?nig 2026 | Yusupov-Rubinstein System | |
| Dec 30, 2025 | Allmendinger | ½–½ | Niemann | Round 7: Allmendinger, Anton Johannes - Niemann, Silvio | Czech Defense | |
| Dec 30, 2025 | Niemann | ½–½ | Birken | Round 6: Niemann, Silvio - Birken, Michael | Sicilian Defense: Modern Variations | |
| Dec 29, 2025 | Dlustus | 0–1 | Niemann | Round 5: Dlustus, Daniel - Niemann, Silvio | Queen's Indian Defense: Kasparov Variation | |
| Dec 29, 2025 | Niemann | 0–1 | von Zimmermann | Round 4: Niemann, Silvio - von Zimmermann, Georg | Sicilian Defense: Old Sicilian | |
| Dec 28, 2025 | Goetz | 0–1 | Niemann | Round 3: Goetz, Manfred - Niemann, Silvio | Sicilian Defense: Classical Variation | |
| Dec 28, 2025 | Niemann | 1–0 | Huebner | Round 2: Niemann, Silvio - Huebner, Jassir | Owen Defense | |
| Dec 27, 2025 | Kalinina | 1–0 | Niemann | Round 1: Kalinina, Larisa - Niemann, Silvio | Czech Defense | |
| May 26, 2024 | Niemann | ½–½ | Roenker | Round 5: Niemann, Silvio - Roenker, Sebastian | King's Indian Defense: Normal Variation, King's Knight Variation | |
| Aug 3, 2024 | Niemann | ½–½ | Kubiak | Round 5: Niemann, Silvio - Kubiak, Manfred | Sicilian Defense: Old Sicilian | |
| Aug 2, 2024 | Best | ½–½ | Niemann | Round 4: Best, Florian - Niemann, Silvio | Indian Defense: Knights Variation | |
| Aug 1, 2024 | Niemann | 1–0 | Halas | Round 1: Niemann, Silvio - Halas, Neele Zoe | Four Knights Game | |
| Aug 1, 2024 | Brixius | 1–0 | Niemann | Round 2: Brixius, Dirk - Niemann, Silvio | Nimzo-Indian Defense: Classical Variation | |
