| Apr 27, 2026 | Mich | 1–0 | Niezhentsev | MEGA BIG NORMS WARSAW IM ROUND-ROBIN | King's Indian Attack | |
| Apr 27, 2026 | Niezhentsev | ½–½ | Rozycki | MEGA BIG NORMS WARSAW IM ROUND-ROBIN | Nimzo-Indian Defense: Normal Variation, Botvinnik System | |
| Apr 26, 2026 | Spitzl | ½–½ | Niezhentsev | MEGA BIG NORMS WARSAW IM ROUND-ROBIN | Zukertort Opening: Nimzo-Larsen Variation | |
| Apr 26, 2026 | Niezhentsev | 1–0 | Nainys | MEGA BIG NORMS WARSAW IM ROUND-ROBIN | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Apr 25, 2026 | Semenukha | 0–1 | Niezhentsev | MEGA BIG NORMS WARSAW IM ROUND-ROBIN | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Apr 25, 2026 | Niezhentsev | ½–½ | Chylewski | MEGA BIG NORMS WARSAW IM ROUND-ROBIN | Queen's Gambit Declined: Queen's Knight Variation | |
| Apr 24, 2026 | Kuegel | 0–1 | Niezhentsev | MEGA BIG NORMS WARSAW IM ROUND-ROBIN | Sicilian Defense: Smith-Morra Gambit | |
| Apr 24, 2026 | Niezhentsev | 0–1 | Koziorowicz | MEGA BIG NORMS WARSAW IM ROUND-ROBIN | Sicilian Defense: Kan Variation | |
| Apr 21, 2026 | Niezhentsev | ½–½ | Mis | MEGA BIG NORMS WARSAW IM ROUND-ROBIN | Ruy Lopez: Morphy Defense, Cozio Defense | |
| Apr 19, 2026 | Ciborowski | 0–1 | Niezhentsev | EIIC 2026 | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with Nb6 | |
| Apr 18, 2026 | Niezhentsev | ½–½ | Zareba | EIIC 2026 | Sicilian Defense: Richter-Rauzer Variation, Modern Variation | |
| Apr 16, 2026 | Sibashvili | 1–0 | Niezhentsev | EICC 2026 | Zukertort Opening | |
| Apr 15, 2026 | Niezhentsev | 1–0 | Walaszczyk | EIIC 2026 | Slav Defense: Exchange Variation | |
| Apr 14, 2026 | Balinski | 0–1 | Niezhentsev | EIIC 2026 | Queen's Indian Defense: Fianchetto Variation, Check Variation, Intermezzo Line | |
| Apr 13, 2026 | Niezhentsev | ½–½ | Zadrapova | EIIC 2026 | Sicilian Defense: Richter-Rauzer Variation, Vitolins Variation | |
| Apr 12, 2026 | Bubalovic | ½–½ | Niezhentsev | EIIC 2026 | Sicilian Defense: Kan Variation, Wing Attack | |
| Apr 10, 2026 | Niezhentsev | ½–½ | Gajdzica | EIIC 2026 | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Apr 9, 2026 | Zakin | 1–0 | Niezhentsev | EIIC 2026 | Sicilian Defense: Four Knights Variation | |
| Apr 8, 2026 | Niezhentsev | 1–0 | Bognar | EIIC 2026 | King's Indian Defense: Orthodox Variation, Positional Defense, Closed Line | |
| Apr 7, 2026 | Bjerre | 1–0 | Niezhentsev | EICC 2026 | Sicilian Defense: Najdorf Variation | |
| Mar 15, 2026 | Perucki | ½–½ | Niezhentsev | Indywidualne Mistrzostwa Polski Juniorow 2026 - C16 | Sicilian Defense: Snyder Variation | |
| Mar 14, 2026 | Niezhentsev | ½–½ | Pycinski | Indywidualne Mistrzostwa Polski Juniorow 2026 - C16 | Queen's Gambit Accepted | |
| Mar 13, 2026 | Niezhentsev | 1–0 | Iwan | Indywidualne Mistrzostwa Polski Juniorow 2026 - C16 | Sicilian Defense: Najdorf Variation | |
| Mar 12, 2026 | Haladaj | 1–0 | Niezhentsev | Indywidualne Mistrzostwa Polski Juniorow 2026 - C16 | Sicilian Defense: O'Kelly Variation, Venice System | |
| Mar 10, 2026 | Niezhentsev | 1–0 | Witczak | Indywidualne Mistrzostwa Polski Juniorow 2026 - C16 | Sicilian Defense: Modern Variations | |
| Mar 9, 2026 | Ochedzan | ½–½ | Niezhentsev | Indywidualne Mistrzostwa Polski Juniorow 2026 - C16 | Sicilian Defense: Alapin Variation, Barmen Defense | |
| Mar 8, 2026 | Niezhentsev | 1–0 | Pekala | Indywidualne Mistrzostwa Polski Juniorow 2026 - C16 | Nimzo-Indian Defense: Normal Variation, Classical Defense | |
| Mar 7, 2026 | Rajlich | 1–0 | Niezhentsev | Indywidualne Mistrzostwa Polski Juniorow 2026 - C16 | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Mar 7, 2026 | Niezhentsev | 1–0 | Butkiewicz | Indywidualne Mistrzostwa Polski Juniorow 2026 - C16 | French Defense: Tarrasch Variation, Chistyakov Defense, Modern Line | |
| Sep 20, 2025 | Niezhentsev | 0–1 | Nasuta | Szansa25 | Ruy Lopez: Morphy Defense, Classical Defense Deferred | |
| Sep 20, 2025 | Rudzinska | 0–1 | Niezhentsev | Szansa25 | Sicilian Defense: Najdorf Variation, Zagreb Variation | |
| Sep 20, 2025 | Niezhentsev | * | Wolak | Szansa25 | Sicilian Defense: Prins Variation | |
| Sep 20, 2025 | Semenukha | 1–0 | Niezhentsev | Szansa25 | Sicilian Defense: Kan Variation, Knight Variation | |
| Sep 20, 2025 | Niezhentsev | 1–0 | Racis | Szansa25 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Sep 20, 2025 | Pacan-Milej | 1–0 | Niezhentsev | Szansa25 | Nimzo-Indian Defense: Normal Variation, Gligoric System, Exchange Variation | |
| Sep 20, 2025 | Niezhentsev | 1–0 | Barwinska | Szansa25 | English Opening: Great Snake Variation | |
| Sep 20, 2025 | Podgorski | 0–1 | Niezhentsev | Szansa25 | Sicilian Defense: Smith-Morra Gambit | |
| Sep 20, 2025 | Niezhentsev | * | Krasenkowa | Szansa25 | ? | |
| Sep 20, 2025 | Poniewierski | * | Niezhentsev | Szansa25 | ? | |
| Jul 16, 2025 | Niezhentsev | 0–1 | Smetek | Macieja Memorial | Caro-Kann Defense: Tartakower Variation | |
| Jul 16, 2025 | Niezhentsev | 1–0 | Jarzebowski | Najdorf Memorial | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Jul 16, 2025 | Korszanski | 1–0 | Niezhentsev | Macieja Memorial | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Jul 16, 2025 | Savitha Shri B | ½–½ | Niezhentsev | Najdorf Memorial | Sicilian Defense: Kveinis Variation | |
| Jul 15, 2025 | Niezhentsev | 1–0 | Deszczynski | Najdorf Memorial | Sicilian Defense: Moscow Variation | |
| Jul 14, 2025 | Sriram | ½–½ | Niezhentsev | Najdorf Memorial | Benoni Defense: Fianchetto Variation, Hastings Defense, Main Line | |
| Jul 13, 2025 | Endeladze | ½–½ | Niezhentsev | Najdorf Memorial | Zukertort Opening | |
| Jul 13, 2025 | Niezhentsev | 1–0 | Barwinska | Najdorf Memorial | Sicilian Defense: French Variation, Normal | |
| Jul 11, 2025 | Niezhentsev | ½–½ | Sujkowski | Najdorf Memorial | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jul 10, 2025 | Wierzbicki | ½–½ | Niezhentsev | Najdorf Memorial | Queen's Indian Defense: Miles Variation | |
| Jul 8, 2025 | Moe | ½–½ | Niezhentsev | Najdorf Memorial | King's Indian Attack | |
| Jul 7, 2025 | Malicka | 1–0 | Niezhentsev | Macieja Memorial | Sicilian Defense: Scheveningen Variation, Classical Main Line | |
| Jul 7, 2025 | Bachor | 0–1 | Niezhentsev | Macieja Memorial | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with Nb6 | |
| Jul 7, 2025 | Niezhentsev | 1–0 | Golis | Macieja Memorial | Sicilian Defense: French Variation | |
| Jul 7, 2025 | Kanarkiewicz | 0–1 | Niezhentsev | Macieja Memorial | Bird Opening | |
| Jul 7, 2025 | Niezhentsev | 0–1 | Kubicka | Macieja Memorial | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jul 7, 2025 | Niezhentsev | 1–0 | Moe | Macieja Memorial | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jul 7, 2025 | Nagly | 1–0 | Niezhentsev | Macieja Memorial | Queen's Indian Defense: Spassky System | |
| Jul 7, 2025 | Padalka | 0–1 | Niezhentsev | Macieja Memorial | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Jul 7, 2025 | Niezhentsev | 1–0 | Lecki | Macieja Memorial | Sicilian Defense: Hyperaccelerated Fianchetto | |
| Jun 22, 2025 | Niezhentsev | 1–0 | Zawal | DMPJ Ekstraliga 2025 | Queen's Indian Defense: Classical Variation, Traditional Variation, Main Line | |
| Jun 21, 2025 | Iwan | 0–1 | Niezhentsev | DMPJ Ekstraliga 2025 | Sicilian Defense: Kveinis Variation | |
| Jun 20, 2025 | Niezhentsev | 0–1 | Golis | DMPJ Ekstraliga 2025 | Sicilian Defense: French Variation, Normal | |
| Jun 19, 2025 | Gibala | ½–½ | Niezhentsev | DMPJ Ekstraliga 2025 | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Jun 18, 2025 | Niezhentsev | 0–1 | Chiszko | DMPJ Ekstraliga 2025 | Sicilian Defense: Marshall Counterattack | |
| Jun 17, 2025 | Lesik | 0–1 | Niezhentsev | DMPJ Ekstraliga 2025 | Nimzo-Indian Defense: Normal Variation | |
| Jun 16, 2025 | Niezhentsev | 1–0 | Perucki | DMPJ Ekstraliga 2025 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jun 15, 2025 | Zalewski | 0–1 | Niezhentsev | DMPJ Ekstraliga 2025 | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with Nb6 | |
| Jun 14, 2025 | Niezhentsev | ½–½ | Brzezina | DMPJ Ekstraliga 2025 | Petrov's Defense: Classical Attack, Staunton Variation | |
| Jun 2, 2025 | Moczulski | 1–0 | Niezhentsev | Open-1 | Sicilian Defense: Moscow Variation | |
| Jun 2, 2025 | Wojtaszek | 1–0 | Niezhentsev | Open-1 | King's Indian Attack | |
| May 31, 2025 | Kosakowski | 1–0 | Niezhentsev | Open-1 | Sicilian Defense: Modern Variations | |
| May 31, 2025 | Niezhentsev | 1–0 | Turski | Open-1 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| May 31, 2025 | Rutkowski | 0–1 | Niezhentsev | Open-1 | Sicilian Defense: Najdorf Variation | |
| May 31, 2025 | Niezhentsev | ½–½ | Hnydiuk | Open-1 | Alekhine Defense: Four Pawns Attack, Main Line | |
| May 31, 2025 | Katolik | 0–1 | Niezhentsev | Open | Sicilian Defense: Mengarini Variation | |
| May 31, 2025 | Niezhentsev | 1–0 | Nguyen Doan | Open | Caro-Kann Defense: Tartakower Variation | |
| May 31, 2025 | Niezhentsev | 1–0 | Oborski | Open | Italian Game: Classical Variation, Giuoco Pianissimo | |
| May 31, 2025 | Niezhentsev | 1–0 | Rojek | Open | Italian Game: Paris Defense | |
| May 31, 2025 | Napierala | 0–1 | Niezhentsev | Open | Indian Defense: Normal Variation | |
| Jan 4, 2025 | Kyc | 1–0 | Niezhentsev | Cracovia 2024 | Sicilian Defense: Taimanov Variation, Szén Variation | |
| Jan 3, 2025 | Niezhentsev | ½–½ | Musial | Cracovia 2024 | Sicilian Defense: Najdorf Variation | |
| Jan 2, 2025 | Niezhentsev | 1–0 | Zarnowski | Cracovia 2024 | Petrov's Defense: Classical Attack | |
| Dec 31, 2024 | Vojtek | 0–1 | Niezhentsev | Cracovia 2024 | Sicilian Defense: Alapin Variation | |
| Dec 30, 2024 | Niezhentsev | 0–1 | Smietanska | Cracovia 2024 | ? | |
| Dec 30, 2024 | Niezhentsev | 1–0 | Marjanovic | Cracovia 2024 | Ruy Lopez: Closed, Martinez Variation | |
| Dec 29, 2024 | Katsanis | 1–0 | Niezhentsev | Cracovia 2024 | King's Indian Defense: Four Pawns Attack, Dynamic Attack | |
| Dec 28, 2024 | Niezhentsev | 0–1 | Polak | Cracovia 2024 | English Opening: King's English Variation | |
| Dec 27, 2024 | Malek | ½–½ | Niezhentsev | Cracovia 2024 | English Opening: King's English Variation, Kramnik-Shirov Counterattack | |
| Sep 22, 2024 | Niezhentsev | * | Warcaba | Szansa Rapid 2024 | ? | |
| Sep 22, 2024 | Niezhentsev | 0–1 | Brodowski | Szansa Rapid 2024 | Modern Defense: Two Knights Variation | |
| Sep 22, 2024 | Niezhentsev | 1–0 | Izafatava | Szansa Rapid 2024 | French Defense: Chigorin Variation | |
| Sep 22, 2024 | Niezhentsev | 1–0 | Janik | Szansa Rapid 2024 | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Sep 22, 2024 | Fajks | * | Niezhentsev | Szansa Rapid 2024 | ? | |
| Sep 22, 2024 | Owoc | 0–1 | Niezhentsev | Szansa Rapid 2024 | Sicilian Defense: Alapin Variation | |
| Sep 22, 2024 | Licznerski | 0–1 | Niezhentsev | Szansa Rapid 2024 | Sicilian Defense: Najdorf Variation, English Attack | |
| Sep 22, 2024 | Klekowski | ½–½ | Niezhentsev | Szansa Rapid 2024 | English Opening: King's English Variation, Two Knights Variation, Reversed Dragon | |
| Sep 21, 2024 | Niezhentsev | 0–1 | Kuzmicz | new tournament description | Sicilian Defense: French Variation | |
| Sep 21, 2024 | Niezhentsev | 1–0 | Zeissel | new tournament description | Sicilian Defense: French Variation | |
| Sep 21, 2024 | Penza | 0–1 | Niezhentsev | new tournament description | Nimzo-Indian Defense: Classical Variation, Keres Defense | |
| Sep 21, 2024 | Derylo | 0–1 | Niezhentsev | new tournament description | Trompowsky Attack: Poisoned Pawn Variation | |