Prepare against Grzegorz Marek
Poland · World #30,098 classical · FIDE ID 21889155
When preparing against Grzegorz Marek, expect 1.e4 in 40% of White games. Against 1.e4 the reply is 1...c5 (88% of games); against 1.d4, 1...Nf6 (88%). Lowest win rate among frequent openings: Nimzovich-Larsen attack as White, 22.7% over 22 games.
Our database contains 113 games by Grzegorz Marek, covering Sep 2017 to Sep 2026. Below you'll find Grzegorz Marek's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Grzegorz Marek 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 | 1,986 | 2,001 | Aug 2026 |
| Rapid | 2,120 | 2,120 | Sep 2026 |
| Blitz | 2,020 | 2,020 | Sep 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 113 | 29 | 44 | 40 | 25.7% |
| As White | 57 | 14 | 27 | 16 | 24.6% |
| As Black | 56 | 15 | 17 | 24 | 26.8% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Grzegorz Marek's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Grzegorz Marek's side.
First moves as White (57 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 23 | 40.4% | 50.0% |
| b3 | 22 | 38.6% | 54.5% |
| Nf3 | 7 | 12.3% | 28.6% |
| d4 | 4 | 7.0% | 50.0% |
| c4 | 1 | 1.8% | 0.0% |
Main lines as White
- 1.e4 — 40% of White games, 50.0% score
- …c5 (57% of these games) — Marek usually continues Nf3 (50.0% score)
- …e5 (17% of these games) — Marek usually continues Nf3 (62.5% score)
- …c6 (9% of these games) — Marek usually continues d4 (50.0% score)
- 1.b3 — 39% of White games, 54.5% score
- …d5 (36% of these games) — Marek usually continues Bb2 (50.0% score)
- …e5 (32% of these games) — Marek usually continues Bb2 (57.1% score)
- …Nf6 (18% of these games) — Marek usually continues Bb2 (62.5% score)
As Black against 1.e4 (25 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 22 | 88.0% | 45.5% |
| b6 | 3 | 12.0% | 66.7% |
As Black against 1.d4 (24 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 21 | 87.5% | 35.7% |
| b6 | 2 | 8.3% | 50.0% |
| d5 | 1 | 4.2% | 0.0% |
Grzegorz Marek's chess games
All 113 games by Grzegorz Marek in the Chess.ceo database (Sep 2017 - 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: 29 wins, 44 draws, 40 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A01 | Nimzovich-Larsen attack | 22 | 5/14/3 | 22.7% |
| B86 | Sicilian: Najdorf | 6 | 0/4/2 | 0.0% |
| A05 | Réti Opening | 6 | 1/1/4 | 16.7% |
| B28 | Sicilian | 3 | 1/1/1 | 33.3% |
| C55 | Italian Game | 2 | 1/1/0 | 50.0% |
| A46 | Indian Defense | 1 | 0/1/0 | 0.0% |
| B10 | Caro-Kann: Two Knights Variation | 1 | 1/0/0 | 100.0% |
| E21 | Nimzo-Indian Defense | 1 | 0/1/0 | 0.0% |
| C47 | Four Knights Game: Scotch Variation | 1 | 0/0/1 | 0.0% |
| B06 | Modern Defense | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A50 | Indian Defense | 17 | 4/4/9 | 23.5% |
| B45 | Sicilian: Four Knights | 8 | 4/3/1 | 50.0% |
| B33 | Sicilian: Sveshnikov | 5 | 0/4/1 | 0.0% |
| A10 | Queen's Indian Defense | 4 | 1/1/2 | 25.0% |
| B40 | Sicilian | 3 | 1/0/2 | 33.3% |
| B00 | Owen Defense | 3 | 2/0/1 | 66.7% |
| A40 | English Defense | 2 | 1/0/1 | 50.0% |
| A10 | English Opening | 2 | 1/1/0 | 50.0% |
| A05 | Réti Opening | 2 | 0/2/0 | 0.0% |
| B22 | Sicilian: Alapin | 2 | 0/0/2 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Aug 2026 | Grzegorz Hilarecki | 2,000 | Adolf Anderssen Mem 2026 | A50 |
| Jul 2025 | Anna Slusarczyk | 1,998 | 21st Baltic Pearl Open A | C55 |
| Jan 2023 | Krystian Paszkowski | 1,992 | ch-POL U16 | B32 |
| Aug 2026 | Jakub Owoc | 1,960 | Adolf Anderssen Mem 2026 | A10 |
| Sep 2026 | Robert Lisiecki | 1,950 | DRUŻYNOWE MISTRZOSTWA POLSKI II LIGA 2026 - Mecze 24 - 28 | B45 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| chT-POL U20 2nd League | 2020 | 9 | 2 | 1,195 |
| Adolf Anderssen Mem | 2025 | 9 | 6 | 2,043 |
| 19th Lazy Baltic Pearl Open A | 2023 | 9 | 3.5 | 1,757 |
| 21st Baltic Pearl Open A | 2025 | 9 | 4.5 | 1,933 |
| 61st Rubinstein Mem Open | 2025 | 9 | 3 | 1,944 |
| 62nd Rubinstein Mem Open | 2026 | 9 | 3 | 1,966 |
| 20th Lazy Baltic Pearl Open A | 2024 | 9 | 4 | 1,835 |
| ch-POL U15 Qual | 2021 | 9 | 3.5 | 1,361 |
Interactive opening tree from all 113 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Grzegorz Marek's chess games?
113 games by Grzegorz Marek, from Sep 2017 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 Grzegorz Marek has played.
What does Grzegorz Marek play on the first move as White?
Across 57 games with White in our database, Grzegorz Marek opens with 1.e4 (40% of games), 1.b3 (39% of games), 1.Nf3 (12% of games). Against 1.e4 as Black, Grzegorz Marek answers 1...c5 (88% of games), 1...b6 (12% of games). Against 1.d4: 1...Nf6 (88% of games), 1...b6 (8% of games), 1...d5 (4% of games).
What openings does Grzegorz Marek play as White?
As White, Grzegorz Marek's most-played openings in our database are: Nimzovich-Larsen attack (22 games, 22.7% win rate); Sicilian: Najdorf (6 games, 0.0% win rate); Réti Opening (6 games, 16.7% win rate). The full breakdown of 57 games with White is in the table above.
What openings does Grzegorz Marek play as Black?
As Black, Grzegorz Marek most often plays: Indian Defense (17 games, 23.5% win rate); Sicilian: Four Knights (8 games, 50.0% win rate); Sicilian: Sveshnikov (5 games, 0.0% win rate). See the table above for the top ten Black openings across 56 games.
What is Grzegorz Marek's FIDE rating?
Grzegorz Marek is currently rated 1,986 in classical chess, 2,120 in rapid and 2,020 in blitz. Peak classical rating: 2,001 (Aug 2026).
How many games has Grzegorz Marek played?
Our database contains 113 games by Grzegorz Marek, covering Sep 2017 to Sep 2026. Overall record: 29 wins, 44 draws, 40 losses (25.7% win rate).
How do I prepare against Grzegorz Marek?
113 games by Grzegorz Marek 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.