Jacek Tomczak vs Kacper Piorun
GM Jacek Tomczak (2545) · GM Kacper Piorun (2519)
Jacek Tomczak and Kacper Piorun have played 29 recorded games against each other, the first in Mar 2006 and the most recent in May 2025. Tomczak leads 7 wins to 4, with 18 draws (38% of the games were decisive). Their most common battleground is the French: Classical Variation (4 games). The average game between them lasted 45 moves.
Results by color
| Split | Games | Tomczak | Draws | Piorun |
|---|---|---|---|---|
| Tomczak with White | 14 | 5 | 8 | 1 |
| Piorun with White | 15 | 2 | 10 | 3 |
Results by time format
| Format | Games | Tomczak | Draws | Piorun |
|---|---|---|---|---|
| Classical | 27 | 7 | 17 | 3 |
| Rapid | 2 | 0 | 1 | 1 |
Openings in their games
| ECO | Opening | Games | Tomczak | Draws | Piorun |
|---|---|---|---|---|---|
| C11 | French: Classical Variation | 4 | 0 | 4 | 0 |
| A34 | English Opening: Symmetrical | 2 | 1 | 1 | 0 |
| B01 | Scandinavian Defense: Main Line | 2 | 1 | 1 | 0 |
| B12 | Caro-Kann: Fantasy Variation | 1 | 0 | 1 | 0 |
| A48 | London System | 1 | 0 | 0 | 1 |
| B13 | Caro-Kann: Exchange Variation | 1 | 1 | 0 | 0 |
| A47 | Réti Opening: Symmetrical Defense | 1 | 0 | 1 | 0 |
| A29 | English Opening: Reverse Sicilian | 1 | 0 | 1 | 0 |
All games
| Date | White | Black | Result | Opening | Event |
|---|---|---|---|---|---|
| May 2025 | Jacek Tomczak | K Piorun | 1-0 | Italian Game: Two Knights Defense | 82nd ch-POL |
| May 2024 | Kacper Piorun | Jacek Tomczak | 1/2-1/2 | English Opening: Reverse Sicilian | ch-POL 81st |
| Oct 2023 | Jacek Tomczak | Kacper Piorun | 0-1 | French: Winawer Variation | ch-POL Rapid |
| Sep 2023 | Jacek Tomczak | Kacper Piorun | 1-0 | Sicilian: Rossolimo | chT-POL Ekstraliga |
| May 2023 | Kacper Piorun | Jacek Tomczak | 1/2-1/2 | King's Indian Defense: Fianchetto Variation | POL Superleague Rapid |
| Sep 2022 | Jacek Tomczak | Kacper Piorun | 1/2-1/2 | Ruy Lopez: Fianchetto | chT-POL Ekstraliga |
| May 2022 | Jacek Tomczak | Kacper Piorun | 1/2-1/2 | French: Classical Variation | ch-POL Lotto 79th |
| May 2022 | Jacek Tomczak | Kacper Piorun | 1/2-1/2 | French: Classical Variation | ch-POL Lotto 79th |
| May 2022 | Kacper Piorun | Jacek Tomczak | 1-0 | Sicilian: Moscow Variation | ch-POL Lotto 79th |
| May 2022 | Jacek Tomczak | Kacper Piorun | 1/2-1/2 | French: Classical Variation | ch-POL Lotto 79th |
| May 2022 | Kacper Piorun | Jacek Tomczak | 1/2-1/2 | Sicilian: Moscow Variation | ch-POL Lotto 79th |
| May 2022 | Kacper Piorun | Jacek Tomczak | 1/2-1/2 | Réti Opening: Symmetrical Defense | ch-POL Lotto 79th |
| Aug 2021 | Kacper Piorun | Jacek Tomczak | 1/2-1/2 | Réti Opening | 57th Rubinstein Memorial |
| Sep 2019 | Kacper Piorun | Jacek Tomczak | 1/2-1/2 | Sicilian: Alapin | chT-POL Ekstraliga |
| May 2019 | Kacper Piorun | Jacek Tomczak | 1-0 | Queen's Gambit Accepted | ch-POL |
| Oct 2018 | Jacek Tomczak | Kacper Piorun | 1/2-1/2 | Ruy Lopez: Berlin Defense | chT-POL |
| May 2018 | Kacper Piorun | Jacek Tomczak | 1/2-1/2 | English Opening: Symmetrical | ch-POL |
| Mar 2017 | Kacper Piorun | Jacek Tomczak | 1-0 | London System | ch-POL |
| Jul 2016 | Kacper Piorun | Jacek Tomczak | 0-1 | English Opening: Symmetrical | 14th Warsaw Najdorf Memorial Open A |
| Apr 2016 | Jacek Tomczak | Kacper Piorun | 1/2-1/2 | Ruy Lopez: Closed | ch-POL |
| May 2015 | Kacper Piorun | Jacek Tomczak | 1/2-1/2 | Caro-Kann: Fantasy Variation | chT-POL |
| Mar 2015 | Kacper Piorun | Jacek Tomczak | 1/2-1/2 | Caro-Kann: Classical | ch-POL |
| Jun 2009 | Jacek Tomczak | Kacper Piorun | 1/2-1/2 | French: Classical Variation | 4th Wroclaw Polonia Open |
| Feb 2009 | Jacek Tomczak | Kacper Piorun | 1/2-1/2 | French: Classical Variation | ch-POL 66th |
| Jul 2008 | Jacek Tomczak | Kacper Piorun | 1-0 | Caro-Kann: Exchange Variation | 39th chT-POL U19 |
| Apr 2008 | Kacper Piorun | Jacek Tomczak | 0-1 | Scandinavian Defense: Main Line | ch-POL U18 |
| Feb 2008 | Jacek Tomczak | Kacper Piorun | 1-0 | Sicilian | ch-POL U20 |
| Aug 2007 | Kacper Piorun | Jacek Tomczak | 1/2-1/2 | Scandinavian Defense: Main Line | 43rd Polanica Zdroj Open A |
| Mar 2006 | Jacek Tomczak | Kacper Piorun | 1-0 | Caro-Kann: Exchange Variation | ch-POL U16 |
Interactive board, all 29 games, opening explorer and engine analysis.
Browse the gamesFrequently asked questions
What is the head-to-head score between Jacek Tomczak and Kacper Piorun?
In 29 recorded games, Jacek Tomczak has 7 wins, Kacper Piorun has 4 wins, and they have drawn 18 times.
How many times have Jacek Tomczak and Kacper Piorun played each other?
Our database records 29 games between them, from Mar 2006 to May 2025.
What openings do Jacek Tomczak and Kacper Piorun play against each other?
The most common opening in their games is the French: Classical Variation (4 games), followed by the English Opening: Symmetrical (2). The full opening breakdown and every game are on this page.