Prepare against Pieter Bierkens
United States · World #21,087 classical · FIDE ID 2016893
Our database contains 116 games by Pieter Bierkens, covering Apr 2003 to Jul 2026. Below you'll find Pieter Bierkens's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Pieter Bierkens 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 | 2,048 | 2,236 | Jan 2004 |
| Rapid | 2,003 | 2,097 | Jul 2022 |
| Blitz | 2,062 | 2,093 | Nov 2022 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 116 | 42 | 22 | 52 | 36.2% |
| As White | 55 | 19 | 13 | 23 | 34.5% |
| As Black | 61 | 23 | 9 | 29 | 37.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Pieter Bierkens's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Pieter Bierkens's side.
First moves as White (55 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 53 | 96.4% | 46.2% |
| c4 | 1 | 1.8% | 100.0% |
| Nf3 | 1 | 1.8% | 0.0% |
Main lines as White
- 1.e4 — 96% of White games, 46.2% score
- …c5 (38% of these games) — Bierkens usually continues Nc3 (41.7% score)
- …e5 (19% of these games) — Bierkens usually continues Nf3 (14.3% score)
- …e6 (17% of these games) — Bierkens usually continues d4 (50.0% score)
- 1.c4 — 2% of White games, 100.0% score
- …e6 (100% of these games) — Bierkens usually continues e3 (100.0% score)
As Black against 1.e4 (28 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 27 | 96.4% | 44.4% |
| c6 | 1 | 3.6% | 0.0% |
As Black against 1.d4 (20 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 17 | 85.0% | 50.0% |
| f5 | 2 | 10.0% | 50.0% |
| d6 | 1 | 5.0% | 0.0% |
Pieter Bierkens's chess games
All 116 games by Pieter Bierkens in the Chess.ceo database (Apr 2003 - 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: 42 wins, 22 draws, 52 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B23 | Sicilian: Closed | 12 | 4/2/6 | 33.3% |
| B22 | Sicilian: Alapin | 6 | 1/3/2 | 16.7% |
| B14 | Caro-Kann: Exchange Variation | 6 | 2/2/2 | 33.3% |
| A08 | King's Indian Attack | 4 | 0/1/3 | 0.0% |
| C02 | French: Advance Variation | 3 | 1/0/2 | 33.3% |
| B20 | Sicilian | 2 | 1/1/0 | 50.0% |
| C68 | Ruy Lopez: Exchange | 2 | 1/0/1 | 50.0% |
| B06 | Modern Defense | 2 | 1/0/1 | 50.0% |
| B25 | Pirc Defense | 2 | 1/1/0 | 50.0% |
| C71 | Ruy Lopez: Steinitz Defense Deferred | 2 | 0/0/2 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B32 | Sicilian | 19 | 9/2/8 | 47.4% |
| D12 | Slav Defense | 10 | 3/2/5 | 30.0% |
| B51 | Sicilian: Rossolimo | 7 | 2/0/5 | 28.6% |
| D34 | Queen's Gambit Declined | 5 | 3/0/2 | 60.0% |
| A04 | Réti Opening | 4 | 1/0/3 | 25.0% |
| A20 | English Opening: Dutch Defense | 3 | 1/2/0 | 33.3% |
| D05 | Queen's Pawn Game | 2 | 1/1/0 | 50.0% |
| A85 | Dutch Defense | 2 | 1/0/1 | 50.0% |
| B07 | Pirc Defense | 2 | 0/1/1 | 0.0% |
| A11 | English Opening: Slav Setup | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jun 2006 | Lars Bo Hansen | 2,560 | 34th World Open | D45 |
| Oct 2011 | Kazim Gulamali | 2,350 | ch-Continental Class | B51 |
| Oct 2013 | Larry C Kaufman | 2,347 | ch-Continental Class 4th | C68 |
| Apr 2011 | Aleksandr Ostrovskiy | 2,295 | Philadelphia Open | B32 |
| Jul 2000 | Leonid Filatov | 2,293 | 28th World Open | D05 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-Nassau CC | 1999 | 17 | 9 | 2,120 |
| ch-AUS Major | 2018 | 11 | 7.5 | 2,041 |
| 1st New York Masters Int | 2003 | 9 | 5.5 | 2,286 |
| Sydney NSW Open | 2024 | 7 | 4 | 2,240 |
| ch-Continental Class | 2011 | 6 | 3 | 2,288 |
| ch-Manhattan CC | 2000 | 5 | 1 | 1,991 |
| New South Wales Open | 2016 | 5 | 1.5 | 2,038 |
| Marshall Furity Open | 1999 | 4 | 2 | 2,232 |
Interactive opening tree from all 116 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Pieter Bierkens's chess games?
116 games by Pieter Bierkens, from Apr 2003 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 Pieter Bierkens has played.
What does Pieter Bierkens play on the first move as White?
Across 55 games with White in our database, Pieter Bierkens opens with 1.e4 (96% of games), 1.c4 (2% of games), 1.Nf3 (2% of games). Against 1.e4 as Black, Pieter Bierkens answers 1...c5 (96% of games), 1...c6 (4% of games). Against 1.d4: 1...d5 (85% of games), 1...f5 (10% of games), 1...d6 (5% of games).
What openings does Pieter Bierkens play as White?
As White, Pieter Bierkens's most-played openings in our database are: Sicilian: Closed (12 games, 33.3% win rate); Sicilian: Alapin (6 games, 16.7% win rate); Caro-Kann: Exchange Variation (6 games, 33.3% win rate). The full breakdown of 55 games with White is in the table above.
What openings does Pieter Bierkens play as Black?
As Black, Pieter Bierkens most often plays: Sicilian (19 games, 47.4% win rate); Slav Defense (10 games, 30.0% win rate); Sicilian: Rossolimo (7 games, 28.6% win rate). See the table above for the top ten Black openings across 61 games.
What is Pieter Bierkens's FIDE rating?
Pieter Bierkens is currently rated 2,048 in classical chess, 2,003 in rapid and 2,062 in blitz. Peak classical rating: 2,236 (Jan 2004).
How many games has Pieter Bierkens played?
Our database contains 116 games by Pieter Bierkens, covering Apr 2003 to Jul 2026. Overall record: 42 wins, 22 draws, 52 losses (36.2% win rate).
How do I prepare against Pieter Bierkens?
116 games by Pieter Bierkens 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.