Prepare against Koen Lambrechts
FM · NLD · World #5,164 classical · FIDE ID 1027123
Our database contains 190 games by Koen Lambrechts, covering Jul 2009 to Jul 2026. Below you'll find Koen Lambrechts's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Koen Lambrechts 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 | 2,269 | 2,352 | Nov 2021 |
| Rapid | 2,343 | 2,343 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 190 | 71 | 61 | 58 | 37.4% |
| As White | 83 | 33 | 29 | 21 | 39.8% |
| As Black | 107 | 38 | 32 | 37 | 35.5% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Koen Lambrechts's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Koen Lambrechts's side.
First moves as White (83 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 78 | 94.0% | 56.4% |
| Nf3 | 4 | 4.8% | 62.5% |
| g3 | 1 | 1.2% | 100.0% |
Main lines as White
- 1.e4 — 94% of White games, 56.4% score
- …c5 (41% of these games) — Lambrechts usually continues Nf3 (51.6% score)
- …e5 (31% of these games) — Lambrechts usually continues Nf3 (43.2% score)
- …e6 (9% of these games) — Lambrechts usually continues d4 (92.9% score)
- 1.Nf3 — 5% of White games, 62.5% score
- …Nf6 (75% of these games) — Lambrechts usually continues d4 (100.0% score)
- …f5 (25% of these games) — Lambrechts usually continues g3 (50.0% score)
As Black against 1.e4 (56 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c6 | 32 | 57.1% | 54.7% |
| e6 | 12 | 21.4% | 54.2% |
| c5 | 5 | 8.9% | 30.0% |
| g6 | 4 | 7.1% | 37.5% |
| d5 | 2 | 3.6% | 100.0% |
As Black against 1.d4 (32 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 19 | 59.4% | 47.4% |
| Nf6 | 6 | 18.8% | 50.0% |
| c6 | 3 | 9.4% | 66.7% |
| Na6 | 2 | 6.3% | 50.0% |
| d6 | 1 | 3.1% | 50.0% |
| b6 | 1 | 3.1% | 100.0% |
Koen Lambrechts's chess games
All 190 games by Koen Lambrechts in the Chess.ceo database (Jul 2009 - 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: 71 wins, 61 draws, 58 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C45 | Scotch Game | 13 | 5/5/3 | 38.5% |
| B30 | Sicilian | 13 | 5/5/3 | 38.5% |
| B94 | Sicilian: Najdorf | 12 | 1/6/5 | 8.3% |
| B01 | Scandinavian Defense: Main Line | 3 | 3/0/0 | 100.0% |
| C28 | Petrov's Defense | 2 | 0/1/1 | 0.0% |
| B07 | Philidor | 2 | 0/1/1 | 0.0% |
| B06 | Pirc Defense | 2 | 1/0/1 | 50.0% |
| B12 | Caro-Kann: Advance Variation | 2 | 1/0/1 | 50.0% |
| C50 | Italian Game | 2 | 1/1/0 | 50.0% |
| C11 | French: Classical Variation | 2 | 2/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A40 | English Defense | 12 | 5/3/4 | 41.7% |
| B12 | Caro-Kann: Advance Variation | 12 | 4/3/5 | 33.3% |
| A40 | Horwitz Defense | 8 | 2/2/4 | 25.0% |
| B19 | Caro-Kann: Classical | 8 | 3/4/1 | 37.5% |
| A10 | English Opening | 6 | 2/3/1 | 33.3% |
| B10 | Caro-Kann | 6 | 2/3/1 | 33.3% |
| B07 | Modern Defense | 5 | 1/2/2 | 20.0% |
| A04 | Réti Opening | 5 | 0/3/2 | 0.0% |
| C02 | French: Advance Variation | 4 | 2/1/1 | 50.0% |
| C11 | French: Classical Variation | 3 | 1/0/2 | 33.3% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Sep 2025 | Saidakbar Saydaliev | 2,455 | Titled Tue | B00 |
| Jun 2022 | Dennis De Vreugt | 2,393 | ch-EU Corporate | C45 |
| Dec 2010 | Jonathan Carlstedt | 2,392 | Groningen Open A | B76 |
| Sep 2014 | Zhaoqin Peng | 2,392 | chT-NED 1415 | D10 |
| Oct 2011 | Floris Van Assendelft | 2,376 | 15th Hoogeveen Unive Open | B18 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Hengelo U14 Open | 2004 | 16 | 9 | – |
| ch-NED Open U18 | 2010 | 9 | 7 | 2,302 |
| 15th Hoogeveen Unive Open | 2011 | 9 | 5 | 2,249 |
| Hengelo U12 Open | 2002 | 9 | 4.5 | – |
| ch-NED U21 | 2010 | 9 | 5.5 | 2,348 |
| Groningen Atlantis IM | 2011 | 9 | 2.5 | 2,143 |
| 59th Groningen Open | 2023 | 8 | 3.5 | 2,324 |
| ch-EU Corporate | 2022 | 8 | 8 | 2,442 |
Interactive opening tree from all 190 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Koen Lambrechts's chess games?
190 games by Koen Lambrechts, from Jul 2009 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 Koen Lambrechts has played.
What does Koen Lambrechts play on the first move as White?
Across 83 games with White in our database, Koen Lambrechts opens with 1.e4 (94% of games), 1.Nf3 (5% of games), 1.g3 (1% of games). Against 1.e4 as Black, Koen Lambrechts answers 1...c6 (57% of games), 1...e6 (21% of games), 1...c5 (9% of games). Against 1.d4: 1...e6 (59% of games), 1...Nf6 (19% of games), 1...c6 (9% of games).
What openings does Koen Lambrechts play as White?
As White, Koen Lambrechts's most-played openings in our database are: Scotch Game (13 games, 38.5% win rate); Sicilian (13 games, 38.5% win rate); Sicilian: Najdorf (12 games, 8.3% win rate). The full breakdown of 83 games with White is in the table above.
What openings does Koen Lambrechts play as Black?
As Black, Koen Lambrechts most often plays: English Defense (12 games, 41.7% win rate); Caro-Kann: Advance Variation (12 games, 33.3% win rate); Horwitz Defense (8 games, 25.0% win rate). See the table above for the top ten Black openings across 107 games.
What is Koen Lambrechts's FIDE rating?
Koen Lambrechts is currently rated 2,269 in classical chess, 2,343 in rapid. Peak classical rating: 2,352 (Nov 2021).
How many games has Koen Lambrechts played?
Our database contains 190 games by Koen Lambrechts, covering Jul 2009 to Jul 2026. Overall record: 71 wins, 61 draws, 58 losses (37.4% win rate).
How do I prepare against Koen Lambrechts?
190 games by Koen Lambrechts 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.