Jakub Kosakowski vs Matthias Bluebaum
GM Jakub Kosakowski (2540) · GM Matthias Bluebaum (2689)
Jakub Kosakowski and Matthias Bluebaum have played 12 recorded games against each other, the first in Jan 2022 and the most recent in Aug 2026. Kosakowski leads 4 wins to 6 - trailing overall, with 2 draws (83% of the games were decisive). Their most common battleground is the King's Indian Defense: Orthodox Variation (2 games). The average game between them lasted 53 moves.
Results by color
| Split | Games | Kosakowski | Draws | Bluebaum |
|---|---|---|---|---|
| Kosakowski with White | 5 | 2 | 2 | 1 |
| Bluebaum with White | 7 | 2 | 0 | 5 |
Results by time format
| Format | Games | Kosakowski | Draws | Bluebaum |
|---|---|---|---|---|
| Blitz | 12 | 4 | 2 | 6 |
Openings in their games
| ECO | Opening | Games | Kosakowski | Draws | Bluebaum |
|---|---|---|---|---|---|
| E94 | King's Indian Defense: Orthodox Variation | 2 | 1 | 0 | 1 |
| A80 | Dutch Defense | 1 | 0 | 0 | 1 |
| B12 | Caro-Kann: Advance Variation | 1 | 0 | 0 | 1 |
| C00 | French Defense | 1 | 1 | 0 | 0 |
| C11 | French: Classical Variation | 1 | 1 | 0 | 0 |
| A07 | Réti Opening | 1 | 0 | 1 | 0 |
| D35 | Indian Defense | 1 | 0 | 0 | 1 |
| E43 | Nimzo-Indian: Rubinstein System | 1 | 1 | 0 | 0 |
All games
| Date | White | Black | Result | Opening | Event |
|---|---|---|---|---|---|
| Aug 2026 | Jakub Kosakowski | Matthias Bluebaum | 1/2-1/2 | Réti Opening | 1st 3-0 Thu 13th Aug 2026 |
| May 2026 | Matthias Bluebaum | Jakub Kosakowski | 0-1 | Nimzo-Indian: Rubinstein System | Titled Tue 26th May 2026 |
| Feb 2026 | Matthias Bluebaum | Jakub Kosakowski | 1-0 | Indian Defense | Titled Tue |
| Jan 2026 | Matthias Bluebaum | Jakub Kosakowski | 1-0 | Nimzo-Indian: Rubinstein System | Titled Tue |
| Dec 2025 | Matthias Bluebaum | Jakub Kosakowski | 1-0 | King's Indian Defense: Orthodox Variation | Titled Tue |
| Jul 2025 | Matthias Bluebaum | Jakub Kosakowski | 1-0 | Dutch Defense | Titled Tue Late |
| Apr 2025 | Jakub Kosakowski | Matthias Bluebaum | 1-0 | French Defense | Titled Tue Late |
| Apr 2025 | Jakub Kosakowski | Matthias Bluebaum | 1-0 | French: Classical Variation | Titled Tue Late |
| Mar 2025 | Matthias Bluebaum | Jakub Kosakowski | 0-1 | King's Indian Defense: Orthodox Variation | Titled Tue Late |
| Jun 2024 | Jakub Kosakowski | Matthias Bluebaum | 1/2-1/2 | French: Classical Variation | Titled Tue Late |
| Mar 2022 | Jakub Kosakowski | Matthias Bluebaum | 0-1 | Caro-Kann: Advance Variation | Titled Tue Late |
| Jan 2022 | Matthias Bluebaum | Jakub Kosakowski | 1-0 | Nimzo-Indian: Rubinstein System | Titled Tue |
Interactive board, all 12 games, opening explorer and engine analysis.
Browse the gamesFrequently asked questions
What is the head-to-head score between Jakub Kosakowski and Matthias Bluebaum?
In 12 recorded games, Jakub Kosakowski has 4 wins, Matthias Bluebaum has 6 wins, and they have drawn 2 times.
How many times have Jakub Kosakowski and Matthias Bluebaum played each other?
Our database records 12 games between them, from Jan 2022 to Aug 2026.
What openings do Jakub Kosakowski and Matthias Bluebaum play against each other?
The most common opening in their games is the King's Indian Defense: Orthodox Variation (2 games), followed by the Dutch Defense (1). The full opening breakdown and every game are on this page.