Prepare against Mateusz Jaszczuk
Poland · World #99,121 classical · FIDE ID 21814767
When preparing against Mateusz Jaszczuk, expect 1.c4 in 58% of White games. Against 1.e4 the reply is 1...c5 (93% of games); against 1.d4, 1...d5 (67%).
Our database contains 76 games by Mateusz Jaszczuk, covering Sep 2013 to Sep 2026. Below you'll find Mateusz Jaszczuk's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Mateusz Jaszczuk before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 1,732 | 1,732 | Sep 2026 |
| Rapid | 1,819 | 1,819 | Sep 2026 |
| Blitz | 1,663 | 1,663 | Sep 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 76 | 17 | 18 | 41 | 22.4% |
| As White | 38 | 11 | 9 | 18 | 28.9% |
| As Black | 38 | 6 | 9 | 23 | 15.8% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Mateusz Jaszczuk's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Mateusz Jaszczuk's side.
First moves as White (38 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c4 | 22 | 57.9% | 34.1% |
| e4 | 14 | 36.8% | 50.0% |
| d4 | 2 | 5.3% | 50.0% |
Main lines as White
- 1.c4 — 58% of White games, 34.1% score
- …e5 (36% of these games) — Jaszczuk usually continues Nc3 (18.8% score)
- …c5 (27% of these games) — Jaszczuk usually continues Nc3 (41.7% score)
- …Nf6 (23% of these games) — Jaszczuk usually continues Nc3 (40.0% score)
- 1.e4 — 37% of White games, 50.0% score
- …c5 (36% of these games) — Jaszczuk usually continues Nf3 (30.0% score)
- …d5 (21% of these games) — Jaszczuk usually continues exd5 (100.0% score)
- …e5 (14% of these games) — Jaszczuk usually continues Nf3 (100.0% score)
As Black against 1.e4 (27 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 25 | 92.6% | 30.0% |
| Nf6 | 1 | 3.7% | 0.0% |
| e5 | 1 | 3.7% | 50.0% |
As Black against 1.d4 (6 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 4 | 66.7% | 25.0% |
| Nf6 | 1 | 16.7% | 0.0% |
| c5 | 1 | 16.7% | 50.0% |
Mateusz Jaszczuk's chess games
All 76 games by Mateusz Jaszczuk in the Chess.ceo database (Sep 2013 - Sep 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 17 wins, 18 draws, 41 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A26 | English Opening: Reverse Sicilian | 8 | 0/3/5 | 0.0% |
| A17 | English Opening | 6 | 2/1/3 | 33.3% |
| A37 | English Opening: Symmetrical | 6 | 1/3/2 | 16.7% |
| B01 | Scandinavian Defense: Modern Variation | 3 | 3/0/0 | 100.0% |
| B33 | Sicilian | 2 | 0/0/2 | 0.0% |
| D13 | English Opening: Slav Setup | 2 | 1/0/1 | 50.0% |
| B08 | Pirc Defense | 1 | 0/0/1 | 0.0% |
| C62 | Ruy Lopez | 1 | 1/0/0 | 100.0% |
| B40 | Sicilian: Four Knights | 1 | 1/0/0 | 100.0% |
| B51 | Sicilian: Moscow Variation | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B28 | Sicilian | 8 | 1/3/4 | 12.5% |
| B26 | Sicilian: Closed | 4 | 1/0/3 | 25.0% |
| B31 | Sicilian: Rossolimo | 4 | 0/1/3 | 0.0% |
| D43 | Slav Defense | 3 | 0/1/2 | 0.0% |
| B22 | Sicilian: Alapin | 3 | 0/1/2 | 0.0% |
| B91 | Sicilian: Najdorf | 3 | 1/0/2 | 33.3% |
| A36 | English Opening: Symmetrical | 3 | 1/0/2 | 33.3% |
| B38 | Sicilian: Accelerated Dragon | 2 | 2/0/0 | 100.0% |
| D60 | Semi-Slav Defense | 1 | 0/1/0 | 0.0% |
| E65 | Benoni Defense | 1 | 0/1/0 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Aug 2017 | Tibor Matis | 1,947 | chT-EU U18 | A24 |
| Aug 2015 | Przemyslaw Laszczak | 1,876 | POL-chT U19 2nd League | D13 |
| Aug 2026 | Shravan Thirumal | 1,760 | Adolf Anderssen Chess Festival 2026 - OPEN B | B92 |
| Aug 2026 | Tomasz Kazimierski | 1,757 | Adolf Anderssen Mem 2026 | B01 |
| Aug 2026 | Tomasz Kazimierski | 1,634 | Adolf Anderssen Chess Festival 2026 - Rapid | B01 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| POL-chT U19 2nd League | 2016 | 30 | 9 | 1,368 |
| chT-POL U20 2nd League | 2017 | 11 | 4 | 1,275 |
| POL Olympiad U12 | 2014 | 8 | 3.5 | 1,507 |
| Adolf Anderssen Mem 2026 | 2026 | 8 | 4 | 1,820 |
| chT-EU U18 | 2017 | 7 | 1 | 1,736 |
| Adolf Anderssen Chess Festival 2026 - OPEN B | 2026 | 5 | 1.5 | 1,681 |
| chT-Subcarpathian | 2021 | 5 | 1 | 1,427 |
| Adolf Anderssen Chess Festival 2026 - Rapid | 2026 | 2 | 2 | 2,034 |
Interactive opening tree from all 76 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Mateusz Jaszczuk's chess games?
76 games by Mateusz Jaszczuk, from Sep 2013 to Sep 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Mateusz Jaszczuk has played.
What does Mateusz Jaszczuk play on the first move as White?
Across 38 games with White in our database, Mateusz Jaszczuk opens with 1.c4 (58% of games), 1.e4 (37% of games), 1.d4 (5% of games). Against 1.e4 as Black, Mateusz Jaszczuk answers 1...c5 (93% of games), 1...Nf6 (4% of games), 1...e5 (4% of games). Against 1.d4: 1...d5 (67% of games), 1...Nf6 (17% of games), 1...c5 (17% of games).
What openings does Mateusz Jaszczuk play as White?
As White, Mateusz Jaszczuk's most-played openings in our database are: English Opening: Reverse Sicilian (8 games, 0.0% win rate); English Opening (6 games, 33.3% win rate); English Opening: Symmetrical (6 games, 16.7% win rate). The full breakdown of 38 games with White is in the table above.
What openings does Mateusz Jaszczuk play as Black?
As Black, Mateusz Jaszczuk most often plays: Sicilian (8 games, 12.5% win rate); Sicilian: Closed (4 games, 25.0% win rate); Sicilian: Rossolimo (4 games, 0.0% win rate). See the table above for the top ten Black openings across 38 games.
What is Mateusz Jaszczuk's FIDE rating?
Mateusz Jaszczuk is currently rated 1,732 in classical chess, 1,819 in rapid and 1,663 in blitz. Peak classical rating: 1,732 (Sep 2026).
How many games has Mateusz Jaszczuk played?
Our database contains 76 games by Mateusz Jaszczuk, covering Sep 2013 to Sep 2026. Overall record: 17 wins, 18 draws, 41 losses (22.4% win rate).
How do I prepare against Mateusz Jaszczuk?
76 games by Mateusz Jaszczuk reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.