| Mar 15, 2026 | Poloczek | 1–0 | Sekiewicz | Indywidualne Mistrzostwa Polski Juniorow 2026 - D16 | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Mar 14, 2026 | Bastrzyk | 1–0 | Sekiewicz | Indywidualne Mistrzostwa Polski Juniorow 2026 - D16 | Ponziani Opening: Vukovic Gambit | |
| Mar 13, 2026 | Sekiewicz | 0–1 | Lukasik | Indywidualne Mistrzostwa Polski Juniorow 2026 - D16 | French Defense: Schlechter Variation | |
| Mar 12, 2026 | Sekiewicz | 0–1 | Kidon | Indywidualne Mistrzostwa Polski Juniorow 2026 - D16 | Scandinavian Defense: Portuguese Gambit | |
| Mar 11, 2026 | Woytitzki | 1–0 | Sekiewicz | Indywidualne Mistrzostwa Polski Juniorow 2026 - D16 | King's Indian Defense: Normal Variation, Rare Defenses | |
| Mar 10, 2026 | Sekiewicz | 1–0 | Rduch | Indywidualne Mistrzostwa Polski Juniorow 2026 - D16 | Sicilian Defense: Dragon Variation, Yugoslav Attack, Modern Line | |
| Mar 10, 2026 | Woytitzki | ½–½ | Sekiewicz | Indywidualne Mistrzostwa Polski Juniorow 2026 - D16 | Italian Game: Classical Variation, Greco Gambit, Modern Line | |
| Mar 9, 2026 | Sekiewicz | 0–1 | Lajdamik | Indywidualne Mistrzostwa Polski Juniorow 2026 - D16 | Ruy Lopez: Closed, Chigorin Defense | |
| Mar 8, 2026 | Kaczmarczyk | 0–1 | Sekiewicz | Indywidualne Mistrzostwa Polski Juniorow 2026 - D16 | King's Indian Defense: Makogonov Variation | |
| Jun 26, 2025 | Zelazny | 0–1 | Sekiewicz | II DMP Juniorow | Bird Opening: Dutch Variation | |
| Jun 25, 2025 | Sekiewicz | 1–0 | Kocisz | II DMP Juniorow | Ruy Lopez: Berlin Defense, Improved Steinitz Defense | |
| Jun 24, 2025 | Cieplak | ½–½ | Sekiewicz | II DMP Juniorow | Italian Game: Classical Variation, Giuoco Pianissimo, with h6 | |
| Jun 23, 2025 | Sekiewicz | 1–0 | Grabowska | II DMP Juniorow | French Defense: Winawer Variation, Advance Variation | |
| Jun 22, 2025 | Oberc | 0–1 | Sekiewicz | II DMP Juniorow | Italian Game: Evans Gambit, Tartakower Attack | |
| Jun 21, 2025 | Sekiewicz | 1–0 | Kuzminska | II DMP Juniorow | Sicilian Defense: Scheveningen Variation, Keres Attack | |
| Jun 20, 2025 | Panasiewicz | 1–0 | Sekiewicz | II DMP Juniorow | Italian Game: Evans Gambit, Pierce Defense | |
| Jun 19, 2025 | Sekiewicz | ½–½ | Nguyen Doan | II DMP Juniorow | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Jun 18, 2025 | Cnota | 0–1 | Sekiewicz | II DMP Juniorow | Ruy Lopez: Morphy Defense, Tarrasch Variation | |
| Aug 25, 2024 | Klisowski | 1–0 | Sekiewicz | rubinstein24-e | King's Indian Attack | |
| Aug 24, 2024 | Sekiewicz | 0–1 | Juszczak | rubinstein24-e | Italian Game: Paris Defense | |
| Aug 23, 2024 | Paziewski | 0–1 | Sekiewicz | rubinstein24-e | King's Indian Defense: Normal Variation, Rare Defenses | |
| Aug 22, 2024 | Sekiewicz | 1–0 | Przygrodzki | rubinstein24-e | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Aug 2, 2024 | Gorecka | 1–0 | Sekiewicz | Rapid D14 | Queen's Pawn Game | |
| — | Sekiewicz | 0–1 | Gorgolewski | 61. Miedzynarodowy Festiwal Szachowy im. Akiby Rubinsteina - OPEN D | Caro-Kann Defense: Advance Variation, Tal Variation | |
