| Game | Result | Opening | Date |
|---|---|---|---|
| Chmiel, Marcin (2178) – Butkiewicz, Jan (2345) | 0-1 | English Opening: Agincourt Defense | 2026-09-06 |
| Butkiewicz, Jan (2345) – Litner, Igor (1931) | 0-1 | English Opening: Four Knights System, Nimzowitsch Variation | 2026-09-05 |
| Marciniak, Leonard (1979) – Butkiewicz, Jan (2345) | 0-1 | Sicilian Defense: Old Sicilian | 2026-09-04 |
| Butkiewicz, Jan (2345) – Reza, Wojciech (2359) | 1-0 | English Opening: Anglo-Indian Defense, King's Knight Variation | 2026-09-03 |
| Biesiadecki, Adam (2021) – Butkiewicz, Jan (2345) | 1/2-1/2 | English Opening: King's English Variation, Four Knights Variation | 2026-09-02 |
| Butkiewicz, Jan (2345) – Smukowski, Bartosz (1951) | 1-0 | English Opening: Symmetrical Variation, Three Knights Variation | 2026-09-01 |
| Gbiorczyk, Mikolaj (2138) – Butkiewicz, Jan (2239) | 1-0 | French Defense: Exchange Variation | 2026-08-31 |
| Butkiewicz, Jan (2239) – Muc, Marcin (2150) | 1-0 | Scotch Game | 2026-08-30 |
| Bugajski, Robert (2006) – Butkiewicz, Jan (2239) | 0-1 | King's Indian Attack: Spassky Variation | 2026-08-29 |
| Butkiewicz, Jan (2239) – Achynovych, Oleh (2148) | 1-0 | Queen's Pawn Game: Symmetrical Variation | 2026-08-09 |
| Sabuk, Piotr (2323) – Butkiewicz, Jan (2239) | 0-1 | Bogo-Indian Defense: Retreat Variation | 2026-08-08 |
| Sabuk, Piotr (2323) – Butkiewicz, Jan (2239) | 0-1 | Bogo-Indian Defense: Retreat Variation | 2026-08-08 |
| Gbiorczyk, Mikolaj (2138) – Butkiewicz, Jan (2239) | 0-1 | French Defense: Advance Variation, Milner-Barry Gambit, Hector Variation | 2026-08-06 |
| Butkiewicz, Jan (2239) – Hury, Tymoteusz (2169) | 1-0 | King's Indian Defense: Orthodox Variation, Positional Defense | 2026-08-05 |
| Gorka, Tymoteusz (2010) – Butkiewicz, Jan (2239) | 0-1 | French Defense: Winawer Variation, Delayed Exchange Variation | 2026-08-04 |
| Butkiewicz, Jan (2239) – Owczarek, Hanna (2025) | 1-0 | Caro-Kann Defense: Panov Attack, Modern Defense, Mieses Line | 2026-08-03 |
| Lambrecht, Tomasz (2071) – Butkiewicz, Jan (2239) | 1/2-1/2 | Queen's Gambit Declined: Anti-Tartakower Variation | 2026-08-02 |
| Butkiewicz, Jan (2239) – Ostojski, Dawid (2111) | 1-0 | Blumenfeld Countergambit: Spielmann Variation | 2026-08-01 |
| Butkiewicz, Jan (2239) – Dobrowolski, Aleksander (2131) | 1-0 | Queen's Gambit Declined: Harrwitz Attack, Two Knights Defense | 2026-08-01 |
| Wozniak, Bartosz (1778) – Butkiewicz, Jan (2197) | 1/2-1/2 | Sicilian Defense: Hyperaccelerated Dragon | 2026-07-11 |
| Butkiewicz, Jan (2197) – Satola, Tomasz (1946) | 1-0 | King's Indian Defense: Orthodox Variation | 2026-07-11 |
| Biela, Mikolaj (1942) – Butkiewicz, Jan (2197) | 0-1 | French Defense: Tarrasch Variation, Open System, Euwe-Keres Line | 2026-07-11 |
| Butkiewicz, Jan (2197) – Lesik, Sebastian (1991) | 1/2-1/2 | Indian Defense: Anti-Nimzo-Indian | 2026-07-11 |
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