Stefan Mazur vs Jergus Pechac
IM Stefan Mazur (2367) · GM Jergus Pechac (2539)
Stefan Mazur and Jergus Pechac have played 21 recorded games against each other, the first in Mar 2013 and the most recent in Jul 2025. Mazur leads 6 wins to 10 - trailing overall, with 5 draws (76% of the games were decisive). Their most common battleground is the Caro-Kann: Advance Variation (1 games). The average game between them lasted 43 moves.
Results by color
| Split | Games | Mazur | Draws | Pechac |
|---|---|---|---|---|
| Mazur with White | 10 | 2 | 2 | 6 |
| Pechac with White | 11 | 4 | 3 | 4 |
Results by time format
| Format | Games | Mazur | Draws | Pechac |
|---|---|---|---|---|
| Classical | 21 | 6 | 5 | 10 |
Openings in their games
| ECO | Opening | Games | Mazur | Draws | Pechac |
|---|---|---|---|---|---|
| B12 | Caro-Kann: Advance Variation | 1 | 0 | 0 | 1 |
| B27 | Sicilian | 1 | 0 | 0 | 1 |
| B30 | Sicilian: Rossolimo | 1 | 1 | 0 | 0 |
| B32 | Sicilian | 1 | 0 | 0 | 1 |
| B68 | Sicilian | 1 | 0 | 0 | 1 |
| B81 | Sicilian: Najdorf | 1 | 1 | 0 | 0 |
| C42 | Petrov's Defense | 1 | 0 | 0 | 1 |
| A48 | London System | 1 | 0 | 0 | 1 |
All games
| Date | White | Black | Result | Opening | Event |
|---|---|---|---|---|---|
| Jul 2025 | Jergus Pechac | Stefan Mazur | 1-0 | Ruy Lopez: Closed | ch-SVK |
| Jan 2025 | Jergus Pechac | Stefan Mazur | 1-0 | Italian Game: Giuoco Pianissimo | ECo-C TCh-SVK 2024-25 |
| Jul 2023 | Stefan Mazur | Jergus Pechac | 1/2-1/2 | Four Knights Game: Scotch Variation | ch-SVK |
| Sep 2021 | Jergus Pechac | Stefan Mazur | 0-1 | Semi-Slav Defense | ch-SVK |
| Sep 2021 | Jergus Pechac | Stefan Mazur | 1/2-1/2 | Queen's Pawn Game | SVK Club Cup |
| Aug 2020 | Stefan Mazur | Jergus Pechac | 0-1 | Ruy Lopez: Berlin Defense | ch-SVK |
| Oct 2019 | Stefan Mazur | Jergus Pechac | 1-0 | Sicilian: Najdorf | chT-SVK 1920 |
| Aug 2019 | Stefan Mazur | Jergus Pechac | 1/2-1/2 | Ruy Lopez: Closed | Tirnavia Reti Memorial |
| Jun 2019 | Jergus Pechac | Stefan Mazur | 0-1 | King's Indian Defense | ch-SVK |
| Apr 2019 | Jergus Pechac | Stefan Mazur | 0-1 | Queen's Gambit Declined: Orthodox Defense | chT-SVK 1819 |
| Jul 2018 | Stefan Mazur | Jergus Pechac | 0-1 | Sicilian | ch-SVK |
| Feb 2018 | Jergus Pechac | Stefan Mazur | 1/2-1/2 | Italian Game | chT-SVK 1E 1718 |
| Jul 2017 | Jergus Pechac | Stefan Mazur | 1/2-1/2 | London System | ch-SVK |
| May 2017 | Jergus Pechac | Stefan Mazur | 1-0 | London System | Senica GM |
| Jul 2016 | Stefan Mazur | Jergus Pechac | 0-1 | Sicilian | ch-SVK |
| Oct 2015 | Jergus Pechac | Stefan Mazur | 0-1 | Ruy Lopez: Exchange | chT-SVK 1516 |
| Jun 2015 | Stefan Mazur | Jergus Pechac | 0-1 | Petrov's Defense | Ceske Budejovice |
| Nov 2014 | Stefan Mazur | Jergus Pechac | 0-1 | Richter-Veresov Attack | chT1E-SVK 1415 |
| Mar 2014 | Stefan Mazur | Jergus Pechac | 0-1 | Sicilian | chT-SVK 1E 1314 |
| Jun 2013 | Stefan Mazur | Jergus Pechac | 1-0 | Sicilian: Rossolimo | Liptovsky Mikulas V4 |
| Mar 2013 | Jergus Pechac | Stefan Mazur | 1-0 | Caro-Kann: Advance Variation | chT1E-SVK 1213 |
Interactive board, all 21 games, opening explorer and engine analysis.
Browse the gamesFrequently asked questions
What is the head-to-head score between Stefan Mazur and Jergus Pechac?
In 21 recorded games, Stefan Mazur has 6 wins, Jergus Pechac has 10 wins, and they have drawn 5 times.
How many times have Stefan Mazur and Jergus Pechac played each other?
Our database records 21 games between them, from Mar 2013 to Jul 2025.
What openings do Stefan Mazur and Jergus Pechac play against each other?
The most common opening in their games is the Caro-Kann: Advance Variation (1 games), followed by the Sicilian (1). The full opening breakdown and every game are on this page.