Prepare against Marzena Kozlowska
Poland · World #52,241 classical · FIDE ID 1133713
When preparing against Marzena Kozlowska, expect 1.e4 in 85% of White games. Against 1.e4 the reply is 1...d5 (71% of games); against 1.d4, 1...Nf6 (28%). Lowest win rate among frequent openings: Orangutan opening as White, 35.3% over 17 games.
Our database contains 227 games by Marzena Kozlowska, covering Jul 2004 to Sep 2026. Below you'll find Marzena Kozlowska's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Marzena Kozlowska 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 | 1,884 | 1,977 | Sep 2024 |
| Rapid | 1,838 | 1,879 | Jun 2016 |
| Blitz | 1,742 | 1,917 | Aug 2016 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 227 | 104 | 45 | 77 | 45.8% |
| As White | 111 | 50 | 16 | 45 | 45.0% |
| As Black | 116 | 54 | 29 | 32 | 46.6% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Marzena Kozlowska's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Marzena Kozlowska's side.
First moves as White (111 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 94 | 84.7% | 52.7% |
| b4 | 17 | 15.3% | 50.0% |
Main lines as White
- 1.e4 — 85% of White games, 52.7% score
- …e5 (34% of these games) — Kozlowska usually continues Nf3 (62.1% score)
- …c5 (24% of these games) — Kozlowska usually continues Nf3 (59.5% score)
- …e6 (18% of these games) — Kozlowska usually continues d4 (38.2% score)
- 1.b4 — 15% of White games, 50.0% score
- …e5 (47% of these games) — Kozlowska usually continues Bb2 (68.8% score)
- …d5 (29% of these games) — Kozlowska usually continues Bb2 (40.0% score)
- …e6 (12% of these games) — Kozlowska usually continues Bb2 (50.0% score)
As Black against 1.e4 (75 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 53 | 70.7% | 52.8% |
| c5 | 10 | 13.3% | 60.0% |
| e6 | 8 | 10.7% | 62.5% |
| e5 | 4 | 5.3% | 75.0% |
As Black against 1.d4 (25 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 7 | 28.0% | 50.0% |
| d5 | 7 | 28.0% | 85.7% |
| d6 | 6 | 24.0% | 75.0% |
| g6 | 2 | 8.0% | 100.0% |
| e6 | 1 | 4.0% | 100.0% |
| c5 | 1 | 4.0% | 100.0% |
Marzena Kozlowska's chess games
All 227 games by Marzena Kozlowska in the Chess.ceo database (Jul 2004 - 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: 104 wins, 45 draws, 77 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A00 | Orangutan opening | 17 | 6/5/6 | 35.3% |
| C01 | French: Exchange Variation | 14 | 3/3/8 | 21.4% |
| C56 | Italian Game | 11 | 5/2/4 | 45.5% |
| C50 | Scotch Game | 8 | 6/0/2 | 75.0% |
| B33 | Sicilian | 7 | 3/0/4 | 42.9% |
| B92 | Sicilian: Najdorf | 6 | 4/0/2 | 66.7% |
| B13 | Caro-Kann: Exchange Variation | 5 | 4/0/1 | 80.0% |
| B34 | Sicilian: Accelerated Dragon | 4 | 3/0/1 | 75.0% |
| B01 | Scandinavian Defense: Main Line | 4 | 1/2/1 | 25.0% |
| B06 | Pirc Defense | 3 | 1/0/2 | 33.3% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B01 | Scandinavian Defense: Modern Variation | 38 | 15/7/16 | 39.5% |
| B01 | Scandinavian Defense: Main Line | 12 | 4/5/3 | 33.3% |
| C10 | French Defense | 4 | 1/2/1 | 25.0% |
| D02 | Queen's Pawn Game | 4 | 1/3/0 | 25.0% |
| B20 | Sicilian | 3 | 2/1/0 | 66.7% |
| B01 | Scandinavian Defense | 3 | 3/0/0 | 100.0% |
| A16 | English Opening | 3 | 0/1/2 | 0.0% |
| D35 | Queen's Gambit Declined | 3 | 3/0/0 | 100.0% |
| A53 | Indian Defense | 2 | 2/0/0 | 100.0% |
| A52 | Budapest Defense | 2 | 2/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Aug 2005 | Hanna Wesolowska | 2,093 | POL-chT 2nd League | C62 |
| Apr 2004 | Magdalena Wesolowska | 2,050 | ch-POL U18 Girls | B13 |
| Feb 2017 | Michal Tomczak | 2,048 | ch-Srem LKS Piast | B40 |
| Jul 2004 | Piotr Piasecki | 2,036 | Poznan Open B | B13 |
| Feb 2016 | Wioletta Sobierska | 2,021 | chT3-POL Wielkopolskie 1516 | C01 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| POL-chT 2nd League | 2024 | 32 | 15.5 | 1,928 |
| ch-Srem LKS Piast | 2019 | 25 | 19 | 1,999 |
| ch-POL U12 Girls | 1999 | 22 | 7.5 | – |
| Poznan Open B | 2004 | 18 | 11.5 | 2,139 |
| ch-POL U16 Girls | 2003 | 18 | 8.5 | 1,898 |
| ch-POL U18 Girls | 2004 | 11 | 5.5 | 1,969 |
| 27th Poznan Open | 2019 | 9 | 5 | 1,883 |
| Poznan Open | 2012 | 9 | 5.5 | 1,908 |
Interactive opening tree from all 227 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Marzena Kozlowska's chess games?
227 games by Marzena Kozlowska, from Jul 2004 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 Marzena Kozlowska has played.
What does Marzena Kozlowska play on the first move as White?
Across 111 games with White in our database, Marzena Kozlowska opens with 1.e4 (85% of games), 1.b4 (15% of games). Against 1.e4 as Black, Marzena Kozlowska answers 1...d5 (71% of games), 1...c5 (13% of games), 1...e6 (11% of games). Against 1.d4: 1...Nf6 (28% of games), 1...d5 (28% of games), 1...d6 (24% of games).
What openings does Marzena Kozlowska play as White?
As White, Marzena Kozlowska's most-played openings in our database are: Orangutan opening (17 games, 35.3% win rate); French: Exchange Variation (14 games, 21.4% win rate); Italian Game (11 games, 45.5% win rate). The full breakdown of 111 games with White is in the table above.
What openings does Marzena Kozlowska play as Black?
As Black, Marzena Kozlowska most often plays: Scandinavian Defense: Modern Variation (38 games, 39.5% win rate); Scandinavian Defense: Main Line (12 games, 33.3% win rate); French Defense (4 games, 25.0% win rate). See the table above for the top ten Black openings across 116 games.
What is Marzena Kozlowska's FIDE rating?
Marzena Kozlowska is currently rated 1,884 in classical chess, 1,838 in rapid and 1,742 in blitz. Peak classical rating: 1,977 (Sep 2024).
How many games has Marzena Kozlowska played?
Our database contains 227 games by Marzena Kozlowska, covering Jul 2004 to Sep 2026. Overall record: 104 wins, 45 draws, 77 losses (45.8% win rate).
How do I prepare against Marzena Kozlowska?
227 games by Marzena Kozlowska 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.