| Jun 8, 2026 | Mucha | 1–0 | Radziszewski | mwj sypniewo c13 | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Jun 6, 2026 | Trzcinski | 0–1 | Radziszewski | mwj sypniewo c13 | Semi-Slav Defense: Botvinnik Variation | |
| Jun 5, 2026 | Kotok | 1–0 | Radziszewski | mwj sypniewo c13 | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation | |
| Jun 3, 2026 | Radziszewski | 1–0 | Szeszycki | mwj sypniewo c13 | French Defense: Hecht-Reefschläger Variation | |
| Jun 3, 2026 | Radziszewski | 0–1 | Kilarski | mwj sypniewo c13 | Sicilian Defense: Taimanov Variation | |
| May 29, 2026 | Rajlich | 0–1 | Radziszewski | II DMP Juniorow 2026 | Slav Defense | |
| May 28, 2026 | Radziszewski | 1–0 | Ekiert | II DMP Juniorow 2026 | Ruy Lopez: Morphy Defense, Classical Defense Deferred | |
| May 27, 2026 | Do Trong | 0–1 | Radziszewski | II DMP Juniorow 2026 | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Novosibirsk Variation | |
| May 26, 2026 | Radziszewski | 1–0 | Cichocki | II DMP Juniorow 2026 | Ruy Lopez: Morphy Defense, Mackenzie Variation | |
| May 25, 2026 | Kolesinski | 0–1 | Radziszewski | II DMP Juniorow 2026 | Benko Gambit Accepted: Modern Variation | |
| May 24, 2026 | Radziszewski | 0–1 | Sokolowski | II DMP Juniorow 2026 | Modern Defense: Standard Defense | |
| May 23, 2026 | Hrybacz | 1–0 | Radziszewski | II DMP Juniorow 2026 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| May 22, 2026 | Strag | ½–½ | Radziszewski | II DMP Juniorow 2026 | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | |
| May 21, 2026 | Radziszewski | 1–0 | Kotok | II DMP Juniorow 2026 | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Jun 26, 2025 | Kopia | 1–0 | Radziszewski | II DMP Juniorow | Sicilian Defense: Four Knights Variation | |
| Jun 25, 2025 | Radziszewski | 1–0 | Nieroda | II DMP Juniorow | Sicilian Defense: Dragon Variation, Classical Variation, Battery Variation | |
| Jun 24, 2025 | Nawrocki | 0–1 | Radziszewski | II DMP Juniorow | Sicilian Defense: Four Knights Variation | |
| Jun 23, 2025 | Nowicki | 1–0 | Radziszewski | II DMP Juniorow | Sicilian Defense: Four Knights Variation | |
| Jun 22, 2025 | Wagiel | 0–1 | Radziszewski | II DMP Juniorow | Benko Gambit Declined: Main Line | |
| Jun 21, 2025 | Radziszewski | 0–1 | Wasilewski | II DMP Juniorow | Sicilian Defense: Kan Variation, Modern Variation | |
| Jun 20, 2025 | Wolynski | 0–1 | Radziszewski | II DMP Juniorow | Sicilian Defense: Taimanov Variation | |
| Jun 19, 2025 | Radziszewski | 0–1 | Tucholski | II DMP Juniorow | Sicilian Defense: Najdorf Variation, English Attack | |
| Jun 18, 2025 | Mikula | 0–1 | Radziszewski | II DMP Juniorow | Sicilian Defense: Grand Prix Attack | |
| Aug 2, 2024 | Rabiej | 1–0 | Radziszewski | Mistrzostwa Polski C10 Rapid | Benko Gambit Accepted: Modern Variation | |
| May 30, 2024 | Radziszewski | 1–0 | Jordeczka | xd | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| — | Radziszewski | 0–1 | Wolak | Mistrzostwa Polski Juniorów w szachach szybkich c12 | Sicilian Defense: Najdorf Variation, English Attack | |
| — | Radziszewski | 0–1 | Bilochenko | Mistrzostwa Polski Juniorów w szachach b?yskawicznych C12 | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| — | Radziszewski | 0–1 | Ejsymont | Mistrzostwa Polski Juniorów w szachach b?yskawicznych C12 | French Defense: Rubinstein Variation, Blackburne Defense | |
| — | Radziszewski | 1–0 | Krasicki | 61. Miedzynarodowy Festiwal Szachowy im. Akiby Rubinsteina - OPEN D | Scandinavian Defense: Classical Variation | |
| — | Radziszewski | 1–0 | Klama | 61. Miedzynarodowy Festiwal Szachowy im. Akiby Rubinsteina - OPEN D | French Defense: Normal Variation | |
| — | Radziszewski | 1–0 | Mazurkiewicz | 61. Miedzynarodowy Festiwal Szachowy im. Akiby Rubinsteina - OPEN D | Caro-Kann Defense: Maróczy Variation | |
| — | Machaj | 1–0 | Radziszewski | Mistrzostwa Polski Juniorów w szachach b?yskawicznych C12 | Sicilian Defense: Four Knights Variation | |
| — | Kaczmarek | 1–0 | Radziszewski | 61. Miedzynarodowy Festiwal Szachowy im. Akiby Rubinsteina - OPEN D | Queen's Pawn Game: London System | |
| — | Wolski | 1–0 | Radziszewski | 61. Miedzynarodowy Festiwal Szachowy im. Akiby Rubinsteina - OPEN D | Sicilian Defense: Alapin Variation, Barmen Defense | |