Prepare against Jacek Tomczak
GM · Poland · World #328 classical · FIDE ID 1124668
Our database contains 1,726 games by Jacek Tomczak, covering Apr 2003 to Jul 2026. Below you'll find Jacek Tomczak's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jacek Tomczak 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 | 2,545 | 2,635 | Mar 2019 |
| Rapid | 2,546 | 2,598 | Apr 2014 |
| Blitz | 2,523 | 2,624 | Jul 2018 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 1,726 | 811 | 572 | 343 | 47.0% |
| As White | 873 | 455 | 276 | 142 | 52.1% |
| As Black | 853 | 356 | 296 | 201 | 41.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jacek Tomczak's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jacek Tomczak's side.
First moves as White (873 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 835 | 95.6% | 68.3% |
| d4 | 33 | 3.8% | 62.1% |
| c4 | 4 | 0.5% | 62.5% |
| f3 | 1 | 0.1% | 0.0% |
Main lines as White
- 1.e4 — 96% of White games, 68.3% score
- …c5 (42% of these games) — Tomczak usually continues Nf3 (66.9% score)
- …e5 (27% of these games) — Tomczak usually continues Nf3 (66.1% score)
- …e6 (14% of these games) — Tomczak usually continues d4 (74.8% score)
- 1.d4 — 4% of White games, 62.1% score
- …Nf6 (64% of these games) — Tomczak usually continues c4 (57.1% score)
- …d5 (33% of these games) — Tomczak usually continues c4 (72.7% score)
- …e6 (3% of these games) — Tomczak usually continues c4 (50.0% score)
As Black against 1.e4 (392 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 152 | 38.8% | 59.5% |
| e6 | 91 | 23.2% | 58.8% |
| c5 | 68 | 17.3% | 61.0% |
| c6 | 65 | 16.6% | 60.8% |
| g6 | 12 | 3.1% | 58.3% |
| e5 | 3 | 0.8% | 16.7% |
As Black against 1.d4 (276 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 229 | 83.0% | 62.4% |
| d5 | 43 | 15.6% | 57.0% |
| g6 | 3 | 1.1% | 50.0% |
| e6 | 1 | 0.4% | 50.0% |
Jacek Tomczak's chess games
All 1,726 games by Jacek Tomczak in the Chess.ceo database (Apr 2003 - Jul 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: 811 wins, 572 draws, 343 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B42 | Sicilian | 143 | 67/50/26 | 46.9% |
| C45 | Scotch Game | 111 | 58/33/20 | 52.3% |
| B86 | Sicilian: Najdorf | 72 | 36/17/19 | 50.0% |
| C11 | French: Classical Variation | 45 | 19/23/3 | 42.2% |
| C18 | French: Winawer Variation | 42 | 29/8/5 | 69.0% |
| B13 | Caro-Kann: Exchange Variation | 36 | 16/13/7 | 44.4% |
| B33 | Sicilian: Sveshnikov | 31 | 15/11/5 | 48.4% |
| C43 | Petrov's Defense | 30 | 13/14/3 | 43.3% |
| C10 | French Defense | 23 | 17/4/2 | 73.9% |
| B85 | Sicilian: Taimanov | 22 | 15/6/1 | 68.2% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D85 | Grünfeld Defense | 85 | 37/36/12 | 43.5% |
| B01 | Scandinavian Defense: Main Line | 74 | 27/23/24 | 36.5% |
| B01 | Scandinavian Defense: Modern Variation | 73 | 41/14/18 | 56.2% |
| D75 | Indian Defense | 70 | 29/24/17 | 41.4% |
| A16 | English Opening | 58 | 17/30/11 | 29.3% |
| A07 | Réti Opening | 32 | 15/9/8 | 46.9% |
| C11 | French: Classical Variation | 30 | 15/9/6 | 50.0% |
| A29 | English Opening: Reverse Sicilian | 30 | 12/9/9 | 40.0% |
| B29 | Sicilian | 24 | 11/8/5 | 45.8% |
| D27 | Queen's Gambit Accepted | 23 | 7/8/8 | 30.4% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Mar 2019 | Maxime Vachier-Lagrave | 2,780 | PRO League Stage | B86 |
| Sep 2018 | Vladimir Kramnik | 2,779 | Olympiad-43 | C45 |
| Mar 2020 | Yi Wei | 2,732 | PRO League KO Stage | A31 |
| Feb 2015 | Pavel Eljanov | 2,719 | Bundesliga 2014-15 | B84 |
| Mar 2019 | Francisco Vallejo Pons | 2,698 | PRO League Stage | C45 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-POL | 2020 | 78 | 40.5 | 2,580 |
| Titled Tuesday | 2025 | 64 | 42.5 | 2,504 |
| ch-EU rapid | 2017 | 55 | 40 | 2,545 |
| chT-POL | 2018 | 50 | 25 | 2,560 |
| PRO League Stage | 2020 | 33 | 22.5 | 2,719 |
| chT-POL Ekstraliga | 2023 | 27 | 15 | 2,654 |
| ch-EU blitz | 2017 | 25 | 17 | 2,562 |
| Speed Chess Poland | 2024 | 22 | 10.5 | 2,423 |
Frequent opponents
Head-to-head records: Antoni Kozak (45 games) · Kacper Piorun (29 games) · Bartosz Socko (26 games) · Mateusz Bartel (25 games) · Radoslaw Wojtaszek (17 games) · Bartlomiej Heberla (15 games) · Wojciech Moranda (13 games) · Daniel Sadzikowski (13 games)
Interactive opening tree from all 1,726 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jacek Tomczak's chess games?
1,726 games by Jacek Tomczak, from Apr 2003 to Jul 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 Jacek Tomczak has played.
What does Jacek Tomczak play on the first move as White?
Across 873 games with White in our database, Jacek Tomczak opens with 1.e4 (96% of games), 1.d4 (4% of games), 1.c4 (0% of games). Against 1.e4 as Black, Jacek Tomczak answers 1...d5 (39% of games), 1...e6 (23% of games), 1...c5 (17% of games). Against 1.d4: 1...Nf6 (83% of games), 1...d5 (16% of games), 1...g6 (1% of games).
What openings does Jacek Tomczak play as White?
As White, Jacek Tomczak's most-played openings in our database are: Sicilian (143 games, 46.9% win rate); Scotch Game (111 games, 52.3% win rate); Sicilian: Najdorf (72 games, 50.0% win rate). The full breakdown of 873 games with White is in the table above.
What openings does Jacek Tomczak play as Black?
As Black, Jacek Tomczak most often plays: Grünfeld Defense (85 games, 43.5% win rate); Scandinavian Defense: Main Line (74 games, 36.5% win rate); Scandinavian Defense: Modern Variation (73 games, 56.2% win rate). See the table above for the top ten Black openings across 853 games.
What is Jacek Tomczak's FIDE rating?
Jacek Tomczak is currently rated 2,545 in classical chess, 2,546 in rapid and 2,523 in blitz. Peak classical rating: 2,635 (Mar 2019).
How many games has Jacek Tomczak played?
Our database contains 1,726 games by Jacek Tomczak, covering Apr 2003 to Jul 2026. Overall record: 811 wins, 572 draws, 343 losses (47.0% win rate).
How do I prepare against Jacek Tomczak?
1,726 games by Jacek Tomczak 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.