Mateusz Derejczyk
POL · FIDE ID 21004188 · 97 tournament games since 2021
Standard
2041
#629 in POL (active)
Rapid
2078
#450 in POL (active)
Blitz
2145
#259 in POL (active)
Score
44%
31 W · 23 D · 43 L
Opp. avg
2188
Last 50 games
Last game
2026-08-23
Rubinstein Chess Festival 2026 - Open A
Prep summary
- As White: 1.c4 in 96% of games (scores 48%).
- Against 1.e4: 1...c6 in 18 of 20 games (Caro-Kann Defense), scoring 47%.
- Against 1.d4: 1...d5 in 15 of 15 games (Queen's Pawn Game), scoring 30%.
- Weak spot: Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan as Black, only 17% in 3 games.
- Comfort zone: English Opening: Symmetrical Variation as White, 67% in 3 games.
- By opponent strength: 37% against higher-rated players, 63% against lower-rated.
Based on 97 over-the-board games (27 rapid · 11 blitz). 49 with White (48%), 48 with Black (40%).
Openings as White
First move
| 1.c4 | 47 | 48% |
| 1.e4 | 2 | 50% |
Most played
| Opening | Games | Score |
|---|---|---|
| English Opening: King's English Variation | 8 | 31% |
| French Defense: Exchange Variation, Monte Carlo Variation | 6 | 42% |
| English Opening: Symmetrical Variation | 3 | 67% |
| King's Indian Defense: Orthodox Variation | 3 | 67% |
| English Opening | 3 | 33% |
Openings as Black
Against 1.e4 (20 games)
| 1...c6 Caro-Kann Defense | 18 | 47% |
| 1...e6 French Defense | 2 | 75% |
Against 1.d4 (15 games)
| 1...d5 Queen's Pawn Game | 15 | 30% |
Most played
| Opening | Games | Score |
|---|---|---|
| Queen's Gambit Declined: Charousek Variation | 5 | 20% |
| Caro-Kann Defense: Advance Variation, Short Variation | 5 | 30% |
| Caro-Kann Defense: Exchange Variation | 3 | 67% |
| Caro-Kann Defense: Panov Attack, Main Line | 3 | 50% |
| Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | 3 | 17% |
Recent games
| Date | Opponent and event | Result |
|---|---|---|
| 2026-08-23 | Kamile Baginskaite (2141) Rubinstein Chess Festival 2026 - Open A | L |
| 2026-08-22 | Jan Przybylski (2155) Rubinstein Chess Festival 2026 - Open A | L |
| 2026-08-21 | Natan Sypien (2110) Rubinstein Chess Festival 2026 - Open A | W |
| 2026-08-20 | Aleksander Kryston (2130) Rubinstein Chess Festival 2026 - Open A | ½ |
| 2026-08-19 | Wojciech Werblinski (2127) Rubinstein Chess Festival 2026 - Open A | ½ |
| 2026-08-18 | Antoni Rosa (2161) Rubinstein Chess Festival 2026 - Open A | L |
| 2026-08-17 | Maciej Gajdzica (2126) Rubinstein Chess Festival 2026 - Open A | W |
| 2026-08-16 | Maciej Wolak (2076) Rubinstein Chess Festival 2026 - Open A | W |
| 2026-08-15 | Damian Sliwicki (2148) Rubinstein Chess Festival 2026 - Open A | L |
| 2026-08-14 | Szymon Gumularz (2612) Rubinstein Chess Festival 2026 - BLITZ OTWARCIA · blitz | L |
Data: FIDE rating list (October 2026 list; national ranks count active players) and tournament games broadcast on Lichess since 2020 (open data, CC0). Results are matched to FIDE players by name or FIDE ID and may be incomplete. This page shows public chess results only. Is this you and you want the page removed? Email chessmoose1@gmail.com and we remove it.