| Jul 13, 2026 | Lewczuk | 1–0 | Stando | Blitz C10 | Bird Opening: Dutch Variation | |
| Jul 13, 2026 | Bialkowski | 0–1 | Lewczuk | Blitz C10 | St. George Defense: San Jorge Variation | |
| Jul 13, 2026 | Monka | 0–1 | Lewczuk | Blitz C10 | Modern Defense: Two Knights Variation | |
| Jul 13, 2026 | Lewczuk | 1–0 | Wilczek | Blitz C10 | Nimzo-Larsen Attack: Indian Variation | |
| Jul 13, 2026 | Lewczuk | 1–0 | Czerwiec | Blitz C10 | Nimzo-Larsen Attack: Modern Variation | |
| Jul 13, 2026 | Noga | 0–1 | Lewczuk | Blitz C10 | Modern Defense | |
| Jul 13, 2026 | Lewczuk | 1–0 | Szumiec | Blitz C10 | Nimzo-Larsen Attack: Modern Variation | |
| Jul 13, 2026 | Sadkowski | 0–1 | Lewczuk | Blitz C10 | Queen's Pawn Game: Colle System | |
| Jul 13, 2026 | Lewczuk | ½–½ | Gatner | Blitz C10 | Bird Opening: Horsefly Defense | |
| Jul 13, 2026 | Olszowski | 0–1 | Lewczuk | Blitz C10 | King's Indian Defense: Larsen Variation | |
| Jul 13, 2026 | Lewczuk | 1–0 | Witkowski | Blitz C10 | Nimzo-Larsen Attack: Classical Variation | |
| Jul 13, 2026 | Michalski | 0–1 | Lewczuk | Blitz C10 | Caro-Kann Defense | |
| Jul 12, 2026 | Wilczek | ½–½ | Lewczuk | Rapid C10 | Pirc Defense: Classical Variation, Quiet System | |
| Jul 12, 2026 | Lewczuk | 1–0 | Szumiec | Rapid C10 | Bird Opening: Dutch Variation | |
| Jul 12, 2026 | Stupak | 0–1 | Lewczuk | Rapid C10 | Modern Defense | |
| Jul 12, 2026 | Lewczuk | 1–0 | Wrobel | Rapid C10 | Nimzo-Larsen Attack: Modern Variation | |
| Jul 12, 2026 | Pilka | ½–½ | Lewczuk | Rapid C10 | Slav Defense: Quiet Variation | |
| Jul 11, 2026 | Lewczuk | 1–0 | Firsov | Rapid C10 | Nimzo-Larsen Attack: Modern Variation | |
| Jul 10, 2026 | Stankowski | ½–½ | Lewczuk | Blitz C10 | Modern Defense: Pseudo-Austrian Attack | |
| Jul 10, 2026 | Lewczuk | ½–½ | Czerwiec | Rapid C10 | Bird Opening: Dutch Variation | |
| Jul 10, 2026 | Mikolajewski | 0–1 | Lewczuk | Rapid C10 | Caro-Kann Defense: Main Line | |
| Jul 9, 2026 | Lewczuk | 1–0 | Bausys | Blitz Boys 10 | Bird Opening: From's Gambit, Lasker Variation | |
| Jul 9, 2026 | Bausys | 0–1 | Lewczuk | Blitz Boys 10 | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jul 9, 2026 | Lewczuk | 1–0 | Petrosyan | Blitz Boys 10 | Bird Opening: Dutch Variation | |
| Jul 9, 2026 | Petrosyan | 0–1 | Lewczuk | Blitz Boys 10 | Modern Defense: Two Knights Variation | |
| Jul 9, 2026 | Lewczuk | 1–0 | Sadkowski | Blitz Boys 10 | Nimzo-Larsen Attack: Classical Variation | |
| Jul 9, 2026 | Sadkowski | 0–1 | Lewczuk | Blitz Boys 10 | Slav Defense: Quiet Variation, Schallopp Defense | |
| Jul 8, 2026 | Bausys | 0–1 | Lewczuk | Rapid Boys 10 | Modern Defense: Standard Defense | |
| Jul 8, 2026 | Lewczuk | 1–0 | Sadkowski | Rapid Boys 10 | Bird Opening: Lasker Variation | |
| Jul 7, 2026 | Mika | 1–0 | Lewczuk | Rapid Boys 10 | Caro-Kann Defense: Exchange Variation | |
| Jul 7, 2026 | Petrosyan | ½–½ | Lewczuk | Rapid Boys 10 | Caro-Kann Defense: Tartakower Variation | |
| Jul 7, 2026 | Lewczuk | 1–0 | Szymanski-Uniejewski | Rapid Boys 10 | Bird Opening: Lasker Variation | |
| Jul 6, 2026 | Lewczuk | ½–½ | Huzela | Blitz Boys 10 | Bird Opening: Dutch Variation | |
| Jul 6, 2026 | Lewczuk | 1–0 | Savchuk | Blitz Boys 10 | Bird Opening | |
| Jul 6, 2026 | Lewczuk | 1–0 | Netrebka | Blitz Boys 10 | Bird Opening: Dutch Variation | |
| Jul 6, 2026 | Lewczuk | 0–1 | Vardanyan | Blitz Boys 10 | Bird Opening | |
| Jul 6, 2026 | Huzela | 0–1 | Lewczuk | Blitz Boys 10 | Caro-Kann Defense: Two Knights Attack | |
| Jul 6, 2026 | Savchuk | 1–0 | Lewczuk | Blitz Boys 10 | Modern Defense: Two Knights Variation | |
| Jul 6, 2026 | Netrebka | 1–0 | Lewczuk | Blitz Boys 10 | Van't Kruijs Opening | |
| Jul 6, 2026 | Vardanyan | 0–1 | Lewczuk | Blitz Boys 10 | Caro-Kann Defense: Endgame Offer | |
| Jul 6, 2026 | Lewczuk | 1–0 | Badescu | Rapid Boys 10 | Bird Opening: Dutch Variation | |
| Jun 27, 2026 | Lewczuk | 0–1 | Sieciechowicz | Macieja Memorial | Bird Opening: Dutch Variation | |
| Dec 30, 2025 | Ocytko | 1–0 | Lewczuk | Runda 9: Ocytko, Andrzej - Lewczuk, Jakub | Queen's Pawn Game: London System | |
| Dec 30, 2025 | Lewczuk | 1–0 | Bombinski | Runda 8: Lewczuk, Jakub - Bombinski, Michal | Bird Opening | |
| Dec 30, 2025 | Fudala | 1–0 | Lewczuk | Runda 7: Fudala, Dominik - Lewczuk, Jakub | Caro-Kann Defense: Exchange Variation | |
| Dec 29, 2025 | Lewczuk | 0–1 | Rajlich | Runda 6: Lewczuk, Jakub - Rajlich, Vaclav | Bird Opening: Horsefly Defense | |
| Dec 29, 2025 | Lewczuk | 1–0 | Ryszkiewicz | Runda 5: Lewczuk, Jakub - Ryszkiewicz, Adam | Bird Opening: Dutch Variation | |
| Dec 28, 2025 | Kaminski | 1–0 | Lewczuk | Runda 4: Kaminski, Jan - Lewczuk, Jakub | Caro-Kann Defense: Exchange Variation, Rubinstein Variation | |
| Dec 27, 2025 | Nowak | 0–1 | Lewczuk | Runda 3: Nowak, Roksana - Lewczuk, Jakub | Caro-Kann Defense: Panov Attack | |
| Dec 27, 2025 | Lewczuk | 0–1 | Szuminski | Runda 2: Lewczuk, Jakub - Szuminski, Jakub | Bird Opening: Dutch Variation | |
| Dec 27, 2025 | Ceponis | 0–1 | Lewczuk | Runda 1: Ceponis, Tadas - Lewczuk, Jakub | ? | |
| Jun 2, 2025 | Lewczuk | 0–1 | Starosta | Open | Bird Opening: Dutch Variation | |
| Jun 1, 2025 | Krosny | 1–0 | Lewczuk | Open-3 | Slav Defense: Modern Line | |
| Jun 1, 2025 | Begier | 0–1 | Lewczuk | Open | Caro-Kann Defense: Panov Attack | |
| May 31, 2025 | Lewczuk | 0–1 | Jendrowiak | Open | Bird Opening: Dutch Variation | |
| May 31, 2025 | Smolinski | 0–1 | Lewczuk | Open | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| May 31, 2025 | Seemann | 0–1 | Lewczuk | Open | Caro-Kann Defense: Exchange Variation, Rubinstein Variation | |
| May 31, 2025 | Lewczuk | 1–0 | Galyga | Open | Bird Opening | |
| May 31, 2025 | Olszewski | * | Lewczuk | Open | ? | |
| May 31, 2025 | Lewczuk | 0–1 | Kowalski | Open-1 | Nimzo-Larsen Attack: Classical Variation | |
| Aug 3, 2024 | Lewczuk | 1–0 | Wilczek | rapid c8 | Bird Opening | |
| Aug 3, 2024 | Lewczuk | 0–1 | Szumiec | rapid c8 | Queen's Pawn Game | |
| Aug 3, 2024 | Lewczuk | 1–0 | Wasilewicz | rapid c8 | Bird Opening: Dutch Variation | |
| Aug 3, 2024 | Tryburski | 0–1 | Lewczuk | rapid c8 | Scandinavian Defense: Valencian Variation, Main Line | |
| Aug 3, 2024 | Perz | ½–½ | Lewczuk | rapid c8 | Scandinavian Defense: Valencian Variation, Main Line | |
| Aug 2, 2024 | Lewczuk | 1–0 | Grzeczka | rapid c8 | Rapport-Jobava System | |
| Aug 2, 2024 | Lewczuk | 1–0 | Tuczynski | rapid c8 | Rapport-Jobava System, with e6 | |
| Aug 2, 2024 | Lewczuk | 1–0 | Rusek | rapid c8 | Bird Opening | |
| Aug 2, 2024 | Kaniewski | 0–1 | Lewczuk | rapid c8 | Caro-Kann Defense: Exchange Variation | |
| Aug 2, 2024 | Pera | 0–1 | Lewczuk | rapid c8 | Semi-Slav Defense: Main Line | |
| Aug 2, 2024 | Monka | ½–½ | Lewczuk | rapid c8 | Scandinavian Defense: Valencian Variation, Main Line | |
| Jul 8, 2024 | Lewczuk | 1–0 | Malicka | Macieja Memorial | Bird Opening | |
| Jul 8, 2024 | Lewczuk | 0–1 | Alvarado | Macieja Memorial | English Defense | |
| Jul 8, 2024 | Lewczuk | 1–0 | Pesko | Macieja Memorial | Rapport-Jobava System | |
| Jul 8, 2024 | Lewczuk | 1–0 | Zaninotto | Macieja Memorial | Rapport-Jobava System, with e6 | |
| Jul 8, 2024 | Pires | 1–0 | Lewczuk | Macieja Memorial | Caro-Kann Defense: Hillbilly Attack | |
| Jul 8, 2024 | Patil | 1–0 | Lewczuk | Macieja Memorial | Réti Opening | |
| Jul 8, 2024 | Tsiapko | 1–0 | Lewczuk | Macieja Memorial | Slav Defense: Breyer Variation | |
| May 2, 2023 | Lewczuk | 1–0 | Kowalski | MP Dzieci do lat 7 | Queen's Pawn Game: Accelerated London System | |
| May 1, 2023 | Przygodzki | 1–0 | Lewczuk | MP Dzieci do lat 7 | Sicilian Defense: Closed, Anti-Sveshnikov Variation, with Nf6 | |
| May 1, 2023 | Dybowski | 1–0 | Lewczuk | MP Dzieci do lat 7 | ? | |
| Apr 30, 2023 | Lewczuk | 1–0 | Sakwa | MP Dzieci do lat 7 | Queen's Pawn Game: Accelerated London System | |
| Apr 30, 2023 | Wierzbicki | 0–1 | Lewczuk | MP Dzieci do lat 7 | Sicilian Defense: Closed, Anti-Sveshnikov Variation, with Nf6 | |
| Apr 29, 2023 | Lewczuk | 1–0 | Ratajczyk | MP Dzieci do lat 7 | Queen's Pawn Game: Accelerated London System | |
| Apr 29, 2023 | Lewczuk | 1–0 | Snela | MP Dzieci do lat 7 | Queen's Pawn Game: Accelerated London System | |
| Apr 29, 2023 | Monka | 1–0 | Lewczuk | MP Dzieci do lat 7 | Sicilian Defense: Alapin Variation | |
| — | Lewczuk | 1–0 | Grabowski | C10 | Bird Opening | |
| — | Lewczuk | 1–0 | Worek | C10 | Bird Opening: Dutch Variation | |
| — | Lewczuk | 1–0 | Pera | C10 | Bird Opening: Dutch Variation | |
| — | Lewczuk | 1–0 | Rusek | C10 | Bird Opening: Dutch Variation | |
| — | Lewczuk | 1–0 | Griman | C10 | Bird Opening: Dutch Variation | |
| — | Lewczuk | ½–½ | Monka | C10 | Bird Opening: Lasker Variation | |
| — | Lewczuk | 1–0 | Sieczkowski | C10b | Bird Opening | |
| — | Lewczuk | 1–0 | Malachowski | C10b | Bird Opening | |
| — | Lewczuk | ½–½ | Trzopek | C10b | Bird Opening | |
| — | Lewczuk | 1–0 | Ciupek | C10b | Bird Opening: Dutch Variation | |
| — | Lewczuk | 1–0 | Wilczek | C10b | Bird Opening | |
| — | Lewczuk | 1–0 | Griman | C10b | Bird Opening | |
| — | Seczek | 1–0 | Lewczuk | C10 | Sicilian Defense: Smith-Morra Gambit Accepted | |
| — | Kolodziej | 0–1 | Lewczuk | C10 | Caro-Kann Defense: Tartakower Variation | |