| 31 ago 2026 | Liskiewicz, Jakub 2235 | Sanz Wawer, Daniel 2377 | ½-½ | D37 Gambito de Dama rehusado: Harrwitz Attack | II Liga 2026 | 30 | Ver |
| 30 ago 2026 | Kutowski, Marcel 2148 | Liskiewicz, Jakub 2235 | ½-½ | B15 Defensa Caro-Kann: Tartakower Variation | II Liga 2026 | 55 | Ver |
| 29 ago 2026 | Liskiewicz, Jakub 2235 | Duda, Lukasz 2102 | ½-½ | E46 Defensa Nimzoindia: Normal Variation | II liga seniorów 2026 | 39 | Ver |
| 23 ago 2026 | Liskiewicz, Jakub 2235 | Filindash, Nikita 2232 | ½-½ | D31 Defensa Semieslava: Marshall Gambit, Forgotten Variation | Olomoucke sachove leto 2026 - ab | 45 | Ver |
| 21 ago 2026 | Devnani Kush 2209 | Liskiewicz, Jakub 2235 | ½-½ | E10 Blumenfeld Countergambit | Olomoucke sachove leto 2026 - ab | 16 | Ver |
| 20 ago 2026 | Liskiewicz, Jakub 2235 | Lalic, Bogdan 2297 | ½-½ | E20 Defensa Nimzoindia: Kmoch Variation | Olomoucke sachove leto 2026 - ab | 15 | Ver |
| 19 ago 2026 | Cerveny, Martin 2310 | Liskiewicz, Jakub 2235 | 0-1 | A18 Apertura Inglesa: Mikenas-Carls Variation | Olomoucke sachove leto 2026 - ab | 28 | Ver |
| 18 ago 2026 | Liskiewicz, Jakub 2235 | Kiszkiel, Oskar 2273 | ½-½ | E51 Defensa Nimzoindia: Normal Variation, Ragozin Variation | Olomoucke sachove leto 2026 - ab | 14 | Ver |
| 17 ago 2026 | Plischki, Sebastian 2257 | Liskiewicz, Jakub 2235 | 0-1 | A40 Apertura de Peón de Dama: Modern Defense | Olomoucke sachove leto 2026 - ab | 30 | Ver |
| 17 ago 2026 | Liskiewicz, Jakub 2235 | Sofronie, Vladimir 2209 | ½-½ | E25 Defensa Nimzoindia: Sämisch Variation, Romanovsky Variation | Olomoucke sachove leto 2026 - ab | 22 | Ver |
| 16 ago 2026 | Rybackova, Lucie 2150 | Liskiewicz, Jakub 2235 | 0-1 | B03 Defensa Alekhine: Exchange Variation, Voronezh Variation | Olomoucke sachove leto 2026 - ab | 53 | Ver |
| 15 ago 2026 | Garakhanov, Shamsi 2274 | Liskiewicz, Jakub 2235 | 0-1 | B15 Defensa Caro-Kann: Tartakower Variation | Olomoucke sachove leto 2026 - ab | 44 | Ver |
| 4 ago 2026 | Carnicelli, Valerio 2456 | Liskiewicz, Jakub 2235 | 1-0 | B12 Defensa Caro-Kann: Advance Variation | 35th Kavala Open Chess Tournament \"Vasilis Theodoridis\" | Group A | 60 | Ver |
| 9 jul 2026 | Rekuc, Patryk 2290 | Liskiewicz, Jakub 2010 | ½-½ | A40 Apertura de Peón de Dama: Modern Defense | rzeszow | 33 | Ver |
| 9 jul 2026 | Terkiewicz, Bruno 2221 | Liskiewicz, Jakub 2010 | 1-0 | D27 Gambito de Dama aceptado: Classical Defense, Russian Gambit | rzeszow | 16 | Ver |
| 9 jul 2026 | Liskiewicz, Jakub 2010 | Terkiewicz, Bruno 2221 | 1-0 | E94 Defensa India de Rey: Orthodox Variation, Positional Defense | rzeszow | 46 | Ver |
| 6 jul 2026 | Dubnevych, Maksym 2446 | Liskiewicz, Jakub 2189 | 1-0 | B02 Defensa Alekhine: Scandinavian Variation | rzeszow | 37 | Ver |
| 29 may 2026 | Futyma, Dawid 2063 | Liskiewicz, Jakub 2263 | ½-½ | B12 Defensa Caro-Kann: Advance Variation | DMPJ - Ekstraliga 2026 | 51 | Ver |
| 28 may 2026 | Liskiewicz, Jakub 2263 | Jablonski, Wojciech 2020 | 1-0 | D30 Gambito de Dama rehusado | DMPJ - Ekstraliga 2026 | 63 | Ver |
| 27 may 2026 | Klim, Filip 2126 | Liskiewicz, Jakub 2263 | ½-½ | B15 Defensa Caro-Kann: Tartakower Variation | DMPJ - Ekstraliga 2026 | 50 | Ver |