Prepare against Aleksandra Lach
WIM · Poland · World #14,254 classical · FIDE ID 1134299
When preparing against Aleksandra Lach, expect 1.e4 in 70% of White games. Against 1.e4 the reply is 1...c5 (82% of games); against 1.d4, 1...f5 (60%). Lowest win rate among frequent openings: Réti Opening as White, 18.8% over 16 games.
Our database contains 1,126 games by Aleksandra Lach, covering Jan 2005 to Sep 2026. Below you'll find Aleksandra Lach's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Aleksandra Lach 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 | 2,114 | 2,303 | Jul 2024 |
| Rapid | 2,154 | 2,297 | Nov 2014 |
| Blitz | 2,091 | 2,249 | Dec 2017 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 1,126 | 485 | 201 | 440 | 43.1% |
| As White | 562 | 249 | 102 | 211 | 44.3% |
| As Black | 564 | 236 | 99 | 229 | 41.8% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Aleksandra Lach's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Aleksandra Lach's side.
First moves as White (562 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 391 | 69.6% | 54.2% |
| d4 | 69 | 12.3% | 50.0% |
| Nf3 | 39 | 6.9% | 44.9% |
| c4 | 33 | 5.9% | 50.0% |
| f4 | 20 | 3.6% | 65.0% |
| Nc3 | 10 | 1.8% | 65.0% |
Main lines as White
- 1.e4 — 70% of White games, 54.2% score
- …c5 (48% of these games) — Lach usually continues Nf3 (52.0% score)
- …e5 (18% of these games) — Lach usually continues Nf3 (65.6% score)
- …e6 (11% of these games) — Lach usually continues d4 (58.9% score)
- 1.d4 — 12% of White games, 50.0% score
- …Nf6 (67% of these games) — Lach usually continues Nc3 (44.1% score)
- …d5 (25% of these games) — Lach usually continues Nc3 (43.8% score)
- …f5 (3% of these games) — Lach usually continues c4 (25.0% score)
As Black against 1.e4 (326 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 267 | 81.9% | 56.4% |
| e6 | 21 | 6.4% | 57.1% |
| c6 | 17 | 5.2% | 50.0% |
| e5 | 15 | 4.6% | 33.3% |
| d6 | 4 | 1.2% | 62.5% |
| g6 | 2 | 0.6% | 50.0% |
As Black against 1.d4 (159 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| f5 | 95 | 59.7% | 37.9% |
| d5 | 24 | 15.1% | 54.2% |
| e6 | 13 | 8.2% | 38.5% |
| c5 | 12 | 7.5% | 54.2% |
| Nf6 | 12 | 7.5% | 29.2% |
| g6 | 3 | 1.9% | 66.7% |
Aleksandra Lach's chess games
All 1,126 games by Aleksandra Lach in the Chess.ceo database (Jan 2005 - 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: 485 wins, 201 draws, 440 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B42 | Sicilian | 72 | 32/15/25 | 44.4% |
| B23 | Sicilian: Closed | 53 | 22/10/21 | 41.5% |
| B99 | Sicilian: Najdorf | 31 | 11/6/14 | 35.5% |
| C54 | Italian Game: Giuoco Pianissimo | 23 | 16/4/3 | 69.6% |
| A03 | Bird's opening | 20 | 11/4/5 | 55.0% |
| D00 | Queen's Pawn Game: Chigorin Variation | 20 | 10/2/8 | 50.0% |
| C05 | French: Tarrasch Variation | 19 | 8/4/7 | 42.1% |
| A11 | English Opening | 17 | 8/1/8 | 47.1% |
| A06 | Réti Opening | 16 | 3/3/10 | 18.8% |
| B06 | Modern Defense | 15 | 6/3/6 | 40.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A80 | Dutch Defense | 112 | 40/16/56 | 35.7% |
| B28 | Sicilian | 90 | 45/12/33 | 50.0% |
| B90 | Sicilian: Najdorf | 67 | 35/12/20 | 52.2% |
| B23 | Sicilian: Closed | 33 | 15/6/12 | 45.5% |
| B27 | Sicilian: Hyperaccelerated Dragon | 15 | 4/1/10 | 26.7% |
| B22 | Sicilian: Alapin | 15 | 8/1/6 | 53.3% |
| A04 | Réti Opening | 13 | 5/1/7 | 38.5% |
| A44 | Benoni Defense | 13 | 6/2/5 | 46.2% |
| A22 | English Opening: Reverse Sicilian | 12 | 5/2/5 | 41.7% |
| B52 | Sicilian: Moscow Variation | 12 | 6/5/1 | 50.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2022 | Marcin Dziuba | 2,576 | Warsaw Maciei Memorial | B25 |
| Apr 2022 | Srinath Narayanan | 2,559 | Titled Tue Early | B30 |
| Jul 2023 | Leon Livaic | 2,558 | 32nd Kavala Open | D02 |
| Dec 2021 | Anna Muzychuk | 2,531 | Wch Rapid w | A08 |
| Dec 2021 | Grzegorz Nasuta | 2,521 | ch-EU Rapid | B23 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Titled Tuesday | 2025 | 243 | 98 | 2,179 |
| POL-chT 1st League | 2022 | 49 | 32.5 | 2,246 |
| Olsztyn Open U18 Blitz | 2013 | 22 | 18.5 | 2,181 |
| ch-POL U10 Girls | 2004 | 22 | 16 | – |
| ch-EU rapid | 2017 | 19 | 7 | 2,419 |
| Wch U10 Girls | 2005 | 18 | 13 | 1,866 |
| ch-EU U10 Girls | 2005 | 18 | 12 | 2,082 |
| Wch Blitz w | 2021 | 17 | 7.5 | 2,218 |
Interactive opening tree from all 1,126 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Aleksandra Lach's chess games?
1,126 games by Aleksandra Lach, from Jan 2005 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 Aleksandra Lach has played.
What does Aleksandra Lach play on the first move as White?
Across 562 games with White in our database, Aleksandra Lach opens with 1.e4 (70% of games), 1.d4 (12% of games), 1.Nf3 (7% of games). Against 1.e4 as Black, Aleksandra Lach answers 1...c5 (82% of games), 1...e6 (6% of games), 1...c6 (5% of games). Against 1.d4: 1...f5 (60% of games), 1...d5 (15% of games), 1...e6 (8% of games).
What openings does Aleksandra Lach play as White?
As White, Aleksandra Lach's most-played openings in our database are: Sicilian (72 games, 44.4% win rate); Sicilian: Closed (53 games, 41.5% win rate); Sicilian: Najdorf (31 games, 35.5% win rate). The full breakdown of 562 games with White is in the table above.
What openings does Aleksandra Lach play as Black?
As Black, Aleksandra Lach most often plays: Dutch Defense (112 games, 35.7% win rate); Sicilian (90 games, 50.0% win rate); Sicilian: Najdorf (67 games, 52.2% win rate). See the table above for the top ten Black openings across 564 games.
What is Aleksandra Lach's FIDE rating?
Aleksandra Lach is currently rated 2,114 in classical chess, 2,154 in rapid and 2,091 in blitz. Peak classical rating: 2,303 (Jul 2024).
How many games has Aleksandra Lach played?
Our database contains 1,126 games by Aleksandra Lach, covering Jan 2005 to Sep 2026. Overall record: 485 wins, 201 draws, 440 losses (43.1% win rate).
How do I prepare against Aleksandra Lach?
1,126 games by Aleksandra Lach 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.