Prepare against Jef Verwoert
NLD · World #20,467 classical · FIDE ID 1004271
Our database contains 137 games by Jef Verwoert, covering Apr 2003 to Jul 2026. Below you'll find Jef Verwoert's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jef Verwoert 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 | 2,053 | 2,097 | Apr 2004 |
| Rapid | 2,028 | 2,036 | Feb 2019 |
| Blitz | 1,954 | 2,028 | Jan 2015 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 137 | 35 | 38 | 64 | 25.5% |
| As White | 61 | 17 | 21 | 23 | 27.9% |
| As Black | 76 | 18 | 17 | 41 | 23.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jef Verwoert's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jef Verwoert's side.
First moves as White (61 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 40 | 65.6% | 37.5% |
| c4 | 9 | 14.8% | 66.7% |
| Nc3 | 7 | 11.5% | 50.0% |
| Nf3 | 4 | 6.6% | 75.0% |
| g3 | 1 | 1.6% | 0.0% |
Main lines as White
- 1.e4 — 66% of White games, 37.5% score
- …c5 (50% of these games) — Verwoert usually continues d4 (64.3% score)
- …e6 (15% of these games) — Verwoert usually continues d4 (40.0% score)
- …d5 (10% of these games) — Verwoert usually continues Nc3 (0.0% score)
- 1.c4 — 15% of White games, 66.7% score
- …e5 (56% of these games) — Verwoert usually continues g3 (70.0% score)
- …Nf6 (11% of these games) — Verwoert usually continues g3 (50.0% score)
- …c6 (11% of these games) — Verwoert usually continues g3 (50.0% score)
As Black against 1.e4 (41 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 37 | 90.2% | 40.5% |
| d6 | 2 | 4.9% | 0.0% |
| Nc6 | 1 | 2.4% | 0.0% |
| e5 | 1 | 2.4% | 50.0% |
As Black against 1.d4 (21 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 16 | 76.2% | 28.1% |
| c5 | 5 | 23.8% | 50.0% |
Jef Verwoert's chess games
All 137 games by Jef Verwoert 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: 35 wins, 38 draws, 64 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B23 | Sicilian: Closed | 7 | 1/2/4 | 14.3% |
| B21 | Sicilian: Smith-Morra Gambit | 7 | 3/3/1 | 42.9% |
| A00 | Dunst Opening | 6 | 1/4/1 | 16.7% |
| A20 | English Opening: Reverse Sicilian | 5 | 3/1/1 | 60.0% |
| A04 | Réti Opening | 4 | 2/2/0 | 50.0% |
| B40 | Sicilian | 4 | 3/0/1 | 75.0% |
| A00 | Scandinavian Defense | 3 | 0/0/3 | 0.0% |
| B02 | Alekhine Defense | 3 | 1/2/0 | 33.3% |
| C45 | Scotch Game | 3 | 0/0/3 | 0.0% |
| B06 | Pirc Defense | 2 | 0/0/2 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B36 | Sicilian: Accelerated Dragon | 12 | 3/2/7 | 25.0% |
| A57 | Benoni Defense | 11 | 2/4/5 | 18.2% |
| B27 | Sicilian: Hyperaccelerated Dragon | 6 | 3/0/3 | 50.0% |
| B87 | Sicilian: Najdorf | 4 | 1/2/1 | 25.0% |
| A35 | English Opening: Symmetrical | 4 | 0/1/3 | 0.0% |
| B31 | Sicilian: Rossolimo | 4 | 1/0/3 | 25.0% |
| B23 | Sicilian: Closed | 4 | 1/1/2 | 25.0% |
| B33 | Sicilian: Sveshnikov | 4 | 1/1/2 | 25.0% |
| A45 | Trompowsky Attack | 3 | 1/0/2 | 33.3% |
| A51 | Budapest Defense | 2 | 1/0/1 | 50.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2009 | Chris Briscoe | 2,268 | 32nd Ghent Taminco Open | B23 |
| Jan 1996 | John Raymond Markus | 2,215 | Soest Open | B31 |
| Aug 2022 | Bao Anh Le Bui | 2,159 | 24th Vlissingen HZ Open | B21 |
| Aug 2022 | Hans-Joerg Cordes | 2,154 | 24th Vlissingen HZ Open | A01 |
| Jan 1998 | Maarten Etmans | 2,145 | Dieren Open | B02 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Dieren Open | 2000 | 26 | 9 | 2,110 |
| Soest Open | 1996 | 17 | 9.5 | 2,343 |
| 55th Groningen Open B | 2017 | 9 | 7 | 2,064 |
| Wroclaw Open | 2019 | 8 | 4.5 | 1,889 |
| 24th Vlissingen HZ Open | 2022 | 6 | 2.5 | 2,118 |
| 17th Olomouc Open | 2014 | 5 | 1.5 | 2,049 |
| 30th Bussum Open | 2013 | 5 | 1.5 | 2,011 |
| 7th Plzen Open | 2015 | 5 | 2.5 | 2,069 |
Interactive opening tree from all 137 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jef Verwoert's chess games?
137 games by Jef Verwoert, 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 Jef Verwoert has played.
What does Jef Verwoert play on the first move as White?
Across 61 games with White in our database, Jef Verwoert opens with 1.e4 (66% of games), 1.c4 (15% of games), 1.Nc3 (11% of games). Against 1.e4 as Black, Jef Verwoert answers 1...c5 (90% of games), 1...d6 (5% of games), 1...Nc6 (2% of games). Against 1.d4: 1...Nf6 (76% of games), 1...c5 (24% of games).
What openings does Jef Verwoert play as White?
As White, Jef Verwoert's most-played openings in our database are: Sicilian: Closed (7 games, 14.3% win rate); Sicilian: Smith-Morra Gambit (7 games, 42.9% win rate); Dunst Opening (6 games, 16.7% win rate). The full breakdown of 61 games with White is in the table above.
What openings does Jef Verwoert play as Black?
As Black, Jef Verwoert most often plays: Sicilian: Accelerated Dragon (12 games, 25.0% win rate); Benoni Defense (11 games, 18.2% win rate); Sicilian: Hyperaccelerated Dragon (6 games, 50.0% win rate). See the table above for the top ten Black openings across 76 games.
What is Jef Verwoert's FIDE rating?
Jef Verwoert is currently rated 2,053 in classical chess, 2,028 in rapid and 1,954 in blitz. Peak classical rating: 2,097 (Apr 2004).
How many games has Jef Verwoert played?
Our database contains 137 games by Jef Verwoert, covering Apr 2003 to Jul 2026. Overall record: 35 wins, 38 draws, 64 losses (25.5% win rate).
How do I prepare against Jef Verwoert?
137 games by Jef Verwoert 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.