| May 29, 2026 | Grech | 1–0 | Rozek | II DMP Juniorow 2026 | Caro-Kann Defense: Advance Variation, Tal Variation | |
| May 28, 2026 | Ciszewska | 1–0 | Grech | II DMP Juniorow 2026 | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
| May 27, 2026 | Wawrzyniak | 1–0 | Grech | II DMP Juniorow 2026 | Sicilian Defense: Hyperaccelerated Dragon | |
| May 26, 2026 | Grech | ½–½ | Majchrzak | II DMP Juniorow 2026 | Sicilian Defense: Wing Gambit, Marshall Variation | |
| May 25, 2026 | Grech | 1–0 | Renn | II DMP Juniorow 2026 | Sicilian Defense: Alapin Variation | |
| May 24, 2026 | Rajlich | 1–0 | Grech | II DMP Juniorow 2026 | Bird Opening: Dutch Variation | |
| May 23, 2026 | Wenderska | 1–0 | Grech | II DMP Juniorow 2026 | English Opening: Symmetrical Variation, Botvinnik System | |
| May 22, 2026 | Grech | 0–1 | Halibozek | II DMP Juniorow 2026 | Scandinavian Defense: Main Line | |
| May 21, 2026 | Panasiewicz | ½–½ | Grech | II DMP Juniorow 2026 | Benoni Defense: Taimanov Variation | |
| Mar 22, 2026 | Przygodzka | ½–½ | Grech | IV Dolnoslaska Liga Juniorow 2026 | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Mar 21, 2026 | Borowska-Sorus | 1–0 | Grech | IV Dolnoslaska Liga Juniorow 2026 | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Mar 21, 2026 | Pienio | ½–½ | Grech | IV Dolnoslaska Liga Juniorow 2026 | Benoni Defense: King's Pawn Line | |
| Feb 13, 2026 | Kopia | 1–0 | Grech | puchar2026 | Sicilian Defense: Accelerated Dragon | |
| Oct 4, 2025 | Strojny | 1–0 | Grech | MP-rapid25 | Sicilian Defense: Hyperaccelerated Fianchetto | |
| Aug 2, 2024 | Grech | 0–1 | Rzadkowska | Mistrzostwa Polski D10 - Rapid | Sicilian Defense: Wing Gambit, Marshall Variation | |
| — | Grech | 0–1 | Marek | Memorial Adolfa Anderssena 2025 | Sicilian Defense: Wing Gambit, Marshall Variation | |
| — | Grech | 0–1 | Griman | Memorial Adolfa Anderssena 2025 | Sicilian Defense: Wing Gambit, Marshall Variation | |
| — | Grech | ½–½ | Tiunova | Memorial Adolfa Anderssena 2025 | Scotch Game: Göring Gambit, Double Pawn Sacrifice | |
| — | Grech | 1–0 | Zelazny | D10 | Danish Gambit Declined: Sörensen Defense | |
| — | Grech | ½–½ | Taradajko | D10 | Sicilian Defense: Hyperaccelerated Fianchetto | |
| — | Grech | 0–1 | Szczurek | D10 | Danish Gambit Accepted: Schlechter Defense | |
| — | Grech | 0–1 | Kocisz | D10 | Sicilian Defense: Wing Gambit, Carlsbad Variation | |
| — | Plichta | 0–1 | Grech | Memorial Adolfa Anderssena 2025 | Sicilian Defense: Hyperaccelerated Dragon | |
| — | Wilgosz | 1–0 | Grech | Memorial Adolfa Anderssena 2025 | Sicilian Defense: Hyperaccelerated Dragon | |
| — | Kopinski | 1–0 | Grech | Memorial Adolfa Anderssena 2025 | English Opening: Symmetrical Variation | |
| — | Rula | 1–0 | Grech | Memorial Adolfa Anderssena 2025 | English Opening: Symmetrical Variation, Ultra-Symmetrical Variation | |
| — | Witczak | 1–0 | Grech | Memorial Adolfa Anderssena 2025 | Benoni Defense: Classical Variation | |
| — | Komarow-Dereniowski | 1–0 | Grech | Wroclaw Open C - Festiwal Szachowy Adolfa Anderssena 2025 | Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation | |
| — | Bos | 1–0 | Grech | D10 | Sicilian Defense: Closed | |
| — | Przewlocka | 0–1 | Grech | D10 | Sicilian Defense: Hyperaccelerated Dragon | |
| — | Sieczkowska | 1–0 | Grech | D10 | Sicilian Defense: Hyperaccelerated Fianchetto | |
| — | Tiunova | 0–1 | Grech | D10 | Benoni Defense: Classical Variation | |
| — | Cyboran | 0–1 | Grech | D10b | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
