Prepare against Marek Simon
Poland · World #57,628 classical · FIDE ID 1142356
When preparing against Marek Simon, expect 1.d4 in 51% of White games. Against 1.e4 the reply is 1...c6 (44% of games); against 1.d4, 1...Nf6 (55%). Lowest win rate among frequent openings: Scandinavian Defense: Modern Variation as Black, 48.1% over 27 games.
Our database contains 349 games by Marek Simon, covering Oct 2008 to Sep 2026. Below you'll find Marek Simon's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Marek Simon 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 | 1,864 | 1,964 | Mar 2025 |
| Rapid | 1,854 | 1,884 | Dec 2024 |
| Blitz | 1,792 | 1,859 | Jul 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 349 | 138 | 113 | 98 | 39.5% |
| As White | 181 | 73 | 57 | 51 | 40.3% |
| As Black | 168 | 65 | 56 | 47 | 38.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Marek Simon's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Marek Simon's side.
First moves as White (181 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 92 | 50.8% | 54.9% |
| e4 | 79 | 43.6% | 57.6% |
| Nf3 | 6 | 3.3% | 58.3% |
| c4 | 4 | 2.2% | 50.0% |
Main lines as White
- 1.d4 — 51% of White games, 54.9% score
- …Nf6 (52% of these games) — Simon usually continues c4 (53.6% score)
- …d5 (26% of these games) — Simon usually continues c4 (63.6% score)
- …e6 (7% of these games) — Simon usually continues c4 (40.0% score)
- 1.e4 — 44% of White games, 57.6% score
- …c5 (35% of these games) — Simon usually continues c3 (70.0% score)
- …e5 (28% of these games) — Simon usually continues Nf3 (52.3% score)
- …c6 (19% of these games) — Simon usually continues d4 (45.8% score)
As Black against 1.e4 (89 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c6 | 39 | 43.8% | 57.7% |
| d5 | 37 | 41.6% | 59.5% |
| c5 | 6 | 6.7% | 50.0% |
| e5 | 4 | 4.5% | 50.0% |
| Nf6 | 1 | 1.1% | 100.0% |
| Nc6 | 1 | 1.1% | 100.0% |
As Black against 1.d4 (42 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 23 | 54.8% | 43.5% |
| d5 | 17 | 40.5% | 61.8% |
| c5 | 1 | 2.4% | 100.0% |
| e6 | 1 | 2.4% | 50.0% |
Marek Simon's chess games
All 349 games by Marek Simon in the Chess.ceo database (Oct 2008 - 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: 138 wins, 113 draws, 98 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C44 | Scotch Game | 11 | 5/3/3 | 45.5% |
| A59 | Benoni Defense | 11 | 4/3/4 | 36.4% |
| B22 | Sicilian: Alapin | 10 | 6/2/2 | 60.0% |
| D37 | Indian Defense | 10 | 1/6/3 | 10.0% |
| D85 | Grünfeld Defense | 9 | 2/4/3 | 22.2% |
| B20 | Sicilian: Snyder Variation | 8 | 5/1/2 | 62.5% |
| E99 | King's Indian Defense: Orthodox Variation | 8 | 6/0/2 | 75.0% |
| B32 | Sicilian | 8 | 5/0/3 | 62.5% |
| D51 | Queen's Gambit Declined | 7 | 6/1/0 | 85.7% |
| E11 | Bogo-Indian Defense | 6 | 1/3/2 | 16.7% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B01 | Scandinavian Defense: Modern Variation | 27 | 13/7/7 | 48.1% |
| B18 | Caro-Kann: Classical | 12 | 6/5/1 | 50.0% |
| D37 | Indian Defense | 11 | 3/6/2 | 27.3% |
| B13 | Caro-Kann: Exchange Variation | 10 | 3/3/4 | 30.0% |
| D52 | Slav Defense | 9 | 5/3/1 | 55.6% |
| A29 | English Opening: Reverse Sicilian | 8 | 5/1/2 | 62.5% |
| B12 | Caro-Kann: Advance Variation | 7 | 2/3/2 | 28.6% |
| A13 | English Opening | 6 | 0/3/3 | 0.0% |
| B01 | Scandinavian Defense: Main Line | 6 | 0/3/3 | 0.0% |
| B10 | Caro-Kann | 5 | 2/1/2 | 40.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2018 | Aleksander Dobrowolski | 2,245 | Wroclaw Open | E97 |
| Aug 2026 | Maciej Wacior | 2,122 | TCh-POL 2nd League 2026 | B10 |
| Aug 2010 | Tomasz Kozlowski | 1,993 | 19th Poznan Open | B01 |
| Mar 2010 | Michal Skrzypczak | 1,986 | ch-Srem LKS Piast | A00 |
| Feb 2015 | Wolf-Dieter Meissner | 1,974 | Mittelrhein Verbandsliga Ost 1415 | B02 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-Srem LKS Piast | 2019 | 80 | 48.5 | 1,905 |
| POL-chT 2nd League | 2024 | 11 | 2 | 1,928 |
| 46th Polanica Zdroj Open B | 2010 | 9 | 5 | 1,682 |
| 56th Polanica Zdroj Open D | 2020 | 9 | 6 | 1,909 |
| 57th Rubinstein Memorial Open D | 2021 | 9 | 6 | 1,721 |
| 45th Polanica Zdroj Open C | 2009 | 9 | 6.5 | 1,972 |
| 26th Poznan Open | 2018 | 9 | 5 | 1,528 |
| chT-POL U19 3rd League | 2011 | 9 | 4 | 1,758 |
Frequent opponents
Head-to-head records: Tomasz Kozlowski (10 games) · Piotr Kaczmarek (10 games)
Interactive opening tree from all 349 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Marek Simon's chess games?
349 games by Marek Simon, from Oct 2008 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 Marek Simon has played.
What does Marek Simon play on the first move as White?
Across 181 games with White in our database, Marek Simon opens with 1.d4 (51% of games), 1.e4 (44% of games), 1.Nf3 (3% of games). Against 1.e4 as Black, Marek Simon answers 1...c6 (44% of games), 1...d5 (42% of games), 1...c5 (7% of games). Against 1.d4: 1...Nf6 (55% of games), 1...d5 (40% of games), 1...c5 (2% of games).
What openings does Marek Simon play as White?
As White, Marek Simon's most-played openings in our database are: Scotch Game (11 games, 45.5% win rate); Benoni Defense (11 games, 36.4% win rate); Sicilian: Alapin (10 games, 60.0% win rate). The full breakdown of 181 games with White is in the table above.
What openings does Marek Simon play as Black?
As Black, Marek Simon most often plays: Scandinavian Defense: Modern Variation (27 games, 48.1% win rate); Caro-Kann: Classical (12 games, 50.0% win rate); Indian Defense (11 games, 27.3% win rate). See the table above for the top ten Black openings across 168 games.
What is Marek Simon's FIDE rating?
Marek Simon is currently rated 1,864 in classical chess, 1,854 in rapid and 1,792 in blitz. Peak classical rating: 1,964 (Mar 2025).
How many games has Marek Simon played?
Our database contains 349 games by Marek Simon, covering Oct 2008 to Sep 2026. Overall record: 138 wins, 113 draws, 98 losses (39.5% win rate).
How do I prepare against Marek Simon?
349 games by Marek Simon 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.