Prepare against Jeroen Bollaart
NLD · World #42,651 classical · FIDE ID 1019872
Our database contains 71 games by Jeroen Bollaart, covering Oct 2006 to Jul 2026. Below you'll find Jeroen Bollaart's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jeroen Bollaart 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 | 1,923 | 1,959 | Jul 2007 |
| Rapid | 1,930 | 1,937 | Jun 2023 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 71 | 15 | 9 | 47 | 21.1% |
| As White | 40 | 9 | 4 | 27 | 22.5% |
| As Black | 31 | 6 | 5 | 20 | 19.4% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jeroen Bollaart's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jeroen Bollaart's side.
First moves as White (40 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 27 | 67.5% | 20.4% |
| d4 | 13 | 32.5% | 42.3% |
Main lines as White
- 1.e4 — 68% of White games, 20.4% score
- …c5 (37% of these games) — Bollaart usually continues Nc3 (37.5% score)
- …e5 (33% of these games) — Bollaart usually continues f4 (25.0% score)
- …c6 (15% of these games) — Bollaart usually continues d4 (0.0% score)
- 1.d4 — 33% of White games, 42.3% score
- …Nf6 (54% of these games) — Bollaart usually continues c4 (75.0% score)
- …d5 (31% of these games) — Bollaart usually continues c4 (0.0% score)
- …Nc6 (8% of these games) — Bollaart usually continues c4 (0.0% score)
As Black against 1.e4 (17 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| g6 | 6 | 35.3% | 25.0% |
| c5 | 6 | 35.3% | 41.7% |
| e6 | 5 | 29.4% | 10.0% |
As Black against 1.d4 (11 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 4 | 36.4% | 0.0% |
| g6 | 3 | 27.3% | 83.3% |
| Nf6 | 3 | 27.3% | 50.0% |
| d6 | 1 | 9.1% | 0.0% |
Jeroen Bollaart's chess games
All 71 games by Jeroen Bollaart in the Chess.ceo database (Oct 2006 - 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: 15 wins, 9 draws, 47 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B23 | Sicilian: Closed | 4 | 1/1/2 | 25.0% |
| C32 | King's Gambit | 4 | 1/0/3 | 25.0% |
| B12 | Caro-Kann: Advance Variation | 4 | 0/0/4 | 0.0% |
| D88 | Grünfeld Defense | 3 | 2/0/1 | 66.7% |
| C45 | Scotch Game | 3 | 0/0/3 | 0.0% |
| B43 | Sicilian | 3 | 0/0/3 | 0.0% |
| D13 | Semi-Slav Defense | 2 | 0/0/2 | 0.0% |
| A52 | Budapest Defense | 2 | 1/1/0 | 50.0% |
| C29 | Vienna Game | 2 | 0/1/1 | 0.0% |
| B07 | Pirc Defense | 2 | 1/0/1 | 50.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B06 | Modern Defense | 12 | 3/2/7 | 25.0% |
| B21 | Sicilian | 3 | 0/1/2 | 0.0% |
| D07 | Queen's Gambit | 2 | 0/0/2 | 0.0% |
| B34 | Sicilian: Accelerated Dragon | 2 | 2/0/0 | 100.0% |
| D15 | Slav Defense | 2 | 0/0/2 | 0.0% |
| D00 | Indian Defense | 1 | 0/1/0 | 0.0% |
| D02 | Indian Defense: Tartakower Attack | 1 | 1/0/0 | 100.0% |
| C02 | French: Advance Variation | 1 | 0/0/1 | 0.0% |
| B06 | Pirc Defense | 1 | 0/0/1 | 0.0% |
| B23 | Sicilian: Closed | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Oct 2024 | Nenad Jokic | 1,852 | 39th ECC Open | B06 |
| Oct 2022 | Paulo Valiente | 1,819 | 25th Hoogeveen Open | B07 |
| Oct 2022 | Rick Kompaan | 1,785 | 25th Hoogeveen Open | B20 |
| Oct 2022 | Fred Avis | 1,759 | 25th Hoogeveen Open | C35 |
| Apr 2021 | Nikolaos Sitsanis | 1,660 | ch-EU Amateur Online Final 1700/2000 | A41 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Utrecht OKU Open B | 2001 | 11 | 7 | 1,689 |
| 25th Hoogeveen Open | 2022 | 9 | 4.5 | 1,870 |
| 39th ECC Open | 2024 | 6 | 1.5 | 1,835 |
| Helmond Rapid Open | 2023 | 6 | 1 | 1,603 |
| Utrecht OKU Open | 2009 | 5 | 1 | 1,864 |
| 11th Vlissingen HZ Open | 2007 | 5 | 0.5 | 1,831 |
| Utrecht Keres Memorial Open | 1999 | 5 | 1.5 | 2,000 |
| 12th Vlissingen HZ Open | 2008 | 4 | 0.5 | 1,952 |
Interactive opening tree from all 71 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jeroen Bollaart's chess games?
71 games by Jeroen Bollaart, from Oct 2006 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 Jeroen Bollaart has played.
What does Jeroen Bollaart play on the first move as White?
Across 40 games with White in our database, Jeroen Bollaart opens with 1.e4 (68% of games), 1.d4 (33% of games). Against 1.e4 as Black, Jeroen Bollaart answers 1...g6 (35% of games), 1...c5 (35% of games), 1...e6 (29% of games). Against 1.d4: 1...d5 (36% of games), 1...g6 (27% of games), 1...Nf6 (27% of games).
What openings does Jeroen Bollaart play as White?
As White, Jeroen Bollaart's most-played openings in our database are: Sicilian: Closed (4 games, 25.0% win rate); King's Gambit (4 games, 25.0% win rate); Caro-Kann: Advance Variation (4 games, 0.0% win rate). The full breakdown of 40 games with White is in the table above.
What openings does Jeroen Bollaart play as Black?
As Black, Jeroen Bollaart most often plays: Modern Defense (12 games, 25.0% win rate); Sicilian (3 games, 0.0% win rate); Queen's Gambit (2 games, 0.0% win rate). See the table above for the top ten Black openings across 31 games.
What is Jeroen Bollaart's FIDE rating?
Jeroen Bollaart is currently rated 1,923 in classical chess, 1,930 in rapid. Peak classical rating: 1,959 (Jul 2007).
How many games has Jeroen Bollaart played?
Our database contains 71 games by Jeroen Bollaart, covering Oct 2006 to Jul 2026. Overall record: 15 wins, 9 draws, 47 losses (21.1% win rate).
How do I prepare against Jeroen Bollaart?
71 games by Jeroen Bollaart 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.