| 23 ago 2026 | Baginskaite, Kamile 2141 | Derejczyk, Mateusz 2016 | 1-0 | D31 Gambito de Dama rehusado: Charousek Variation | Polanica2026-openA | 45 | Ver |
| 22 ago 2026 | Derejczyk, Mateusz 2016 | Przybylski, Jan 2155 | 0-1 | D43 Defensa Semieslava | 62. Miedzynarodowy Festiwal Szachowy im. Akiby Rubinsteina - OPEN A | 76 | Ver |
| 21 ago 2026 | Sypien, Natan 2110 | Derejczyk, Mateusz 2016 | 0-1 | C18 Defensa Francesa: Winawer Variation, Poisoned Pawn Variation Declined | Polanica2026-openA | 36 | Ver |
| 20 ago 2026 | Derejczyk, Mateusz 2016 | Kryston, Aleksander 2130 | ½-½ | A10 Apertura Inglesa: Great Snake Variation | Polanica2026-openA | 28 | Ver |
| 19 ago 2026 | Werblinski, Wojciech 2127 | Derejczyk, Mateusz 2016 | ½-½ | B18 Defensa Caro-Kann: Classical Variation, Main Line | 62. Miedzynarodowy Festiwal Szachowy im. Akiby Rubinsteina - OPEN A | 22 | Ver |
| 18 ago 2026 | Derejczyk, Mateusz 2016 | Rosa, Antoni 2161 | 0-1 | C00 Defensa Francesa: Steiner Variation | Polanica2026-openA | 52 | Ver |
| 17 ago 2026 | Gajdzica, Maciej 2126 | Derejczyk, Mateusz 2016 | 0-1 | B18 Defensa Caro-Kann: Classical Variation, Flohr Variation | Polanica2026-openA | 26 | Ver |
| 16 ago 2026 | Derejczyk, Mateusz 2016 | Wolak, Maciej 2076 | 1-0 | C01 Defensa Francesa: Exchange Variation, Monte Carlo Variation | 62. Miedzynarodowy Festiwal Szachowy im. Akiby Rubinsteina - OPEN A | 69 | Ver |
| 15 ago 2026 | Sliwicki, Damian 2148 | Derejczyk, Mateusz 2016 | 1-0 | B13 Defensa Caro-Kann: Exchange Variation | Polanica2026-openA | 49 | Ver |
| 14 ago 2026 | Gumularz, Szymon 2612 | Derejczyk, Mateusz 2174 | 1-0 | A07 King's Indian Attack, with e6 | Polanica2026-blitz | 29 | Ver |
| 9 ago 2026 | Bogomolow, Sergej 2106 | Derejczyk, Mateusz 2016 | 0-1 | B12 Defensa Caro-Kann: Advance Variation | Adolf Anderssen Chess Festival 2026 - OPEN A | 46 | Ver |
| 8 ago 2026 | Derejczyk, Mateusz 2016 | Lichorad, Mateusz 2072 | ½-½ | A30 Apertura Inglesa: Symmetrical Variation | Adolf Anderssen Chess Festival 2026 - OPEN A | 24 | Ver |
| 7 ago 2026 | Reiche, Niccolo 2019 | Derejczyk, Mateusz 2016 | ½-½ | B14 Defensa Caro-Kann: Panov Attack, Main Line | anderssenA | 58 | Ver |
| 6 ago 2026 | Derejczyk, Mateusz 2016 | Jankowiak, Tomasz 2056 | 0-1 | C01 Defensa Francesa: Exchange Variation, Monte Carlo Variation | anderssenA | 42 | Ver |
| 5 ago 2026 | Walentukiewicz, Michal 2034 | Derejczyk, Mateusz 2016 | ½-½ | C07 Defensa Francesa: Tarrasch Variation, Chistyakov Defense | anderssenA | 58 | Ver |
| 4 ago 2026 | Derejczyk, Mateusz 2016 | Jaskulski, Jan 2068 | 0-1 | C01 Defensa Francesa: Exchange Variation, Monte Carlo Variation | anderssenA | 51 | Ver |
| 3 ago 2026 | Baginskaite, Kamile 2141 | Derejczyk, Mateusz 2016 | 1-0 | D02 Apertura de Peón de Dama: Symmetrical Variation, Pseudo-Catalan | anderssenA | 70 | Ver |
| 2 ago 2026 | Derejczyk, Mateusz 2016 | Zounani, Yacine 2161 | ½-½ | A35 Apertura Inglesa: Symmetrical Variation, Two Knights Variation | anderssenA | 27 | Ver |
| 1 ago 2026 | Derejczyk, Mateusz 2103 | Chmiel, Pawel 2169 | 0-1 | A16 Apertura Inglesa: Anglo-Indian Defense, Queen's Knight Variation | anderssenRAPID | 44 | Ver |
| 1 ago 2026 | Jagodzinski, Piotr 2241 | Derejczyk, Mateusz 2103 | 1-0 | A06 Ataque Nimzo-Larsen: Classical Variation | anderssenRAPID | 40 | Ver |