Prepare against Jef Verellen
Belgium · World #60,153 classical · FIDE ID 223360
When preparing against Jef Verellen, expect 1.e4 in 100% of White games. Against 1.e4 the reply is 1...c5 (100% of games); against 1.d4, 1...Nf6 (100%).
Our database contains 30 games by Jef Verellen, covering Sep 2010 to Jul 2026. Below you'll find Jef Verellen's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jef Verellen 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 | 1,855 | 1,877 | Nov 2024 |
| Rapid | 1,869 | 1,873 | Jun 2024 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 30 | 9 | 6 | 15 | 30.0% |
| As White | 15 | 5 | 2 | 8 | 33.3% |
| As Black | 15 | 4 | 4 | 7 | 26.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jef Verellen's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jef Verellen's side.
First moves as White (15 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 15 | 100.0% | 40.0% |
Main lines as White
- 1.e4 — 100% of White games, 40.0% score
- …c5 (60% of these games) — Verellen usually continues Nf3 (37.5% score)
- …e5 (20% of these games) — Verellen usually continues Nf3 (50.0% score)
- …d5 (7% of these games) — Verellen usually continues exd5 (50.0% score)
As Black against 1.e4 (10 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 10 | 100.0% | 45.0% |
As Black against 1.d4 (4 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 4 | 100.0% | 37.5% |
Jef Verellen's chess games
All 30 games by Jef Verellen in the Chess.ceo database (Sep 2010 - 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: 9 wins, 6 draws, 15 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B29 | Sicilian | 3 | 2/0/1 | 66.7% |
| B84 | Sicilian: Najdorf | 2 | 0/0/2 | 0.0% |
| B47 | Sicilian: Taimanov | 2 | 0/0/2 | 0.0% |
| C60 | Ruy Lopez | 1 | 0/1/0 | 0.0% |
| C80 | Ruy Lopez: Open | 1 | 0/0/1 | 0.0% |
| B01 | Scandinavian Defense: Main Line | 1 | 0/1/0 | 0.0% |
| B76 | Sicilian: Accelerated Dragon | 1 | 1/0/0 | 100.0% |
| B17 | Caro-Kann: Karpov Variation | 1 | 1/0/0 | 100.0% |
| B20 | Sicilian: Wing Gambit | 1 | 0/0/1 | 0.0% |
| C05 | French: Tarrasch Variation | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B46 | Sicilian | 8 | 3/2/3 | 37.5% |
| D82 | Grünfeld Defense | 2 | 0/1/1 | 0.0% |
| C20 | King's Pawn Game: Mengarini's Opening | 1 | 0/0/1 | 0.0% |
| B22 | Sicilian: Alapin | 1 | 0/1/0 | 0.0% |
| B22 | Sicilian: Smith-Morra Gambit | 1 | 0/0/1 | 0.0% |
| E16 | Queen's Indian Defense | 1 | 0/0/1 | 0.0% |
| D05 | Indian Defense | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Aug 2009 | Klaas Been | 1,735 | 25th Geraardsbergen Open | D05 |
| Aug 2003 | Marie-Jeanne Jonckers | 1,637 | Geraardsbergen Open | B32 |
| Aug 2003 | Martin Olschewski | 1,625 | Geraardsbergen Open | C42 |
| Jul 2004 | Tim Wouters | 1,616 | ch-BEL Open B | B76 |
| Jul 2004 | Jos Soetewey | 1,544 | ch-BEL Open B | B17 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-BEL Open B | 2004 | 8 | 3 | 1,743 |
| Geraardsbergen Open | 2003 | 7 | 3.5 | 1,812 |
| 26th Geraardsbergen Open | 2010 | 5 | 2.5 | 2,026 |
| 25th Geraardsbergen Open | 2009 | 5 | 3 | 1,831 |
| 27th Geraardsbergen Open | 2011 | 2 | 0 | 1,710 |
| 16th Leuven Open | 2004 | 1 | 0 | 1,795 |
| 15th Leuven Open | 2003 | 1 | 0 | 1,777 |
| 32nd Ghent Taminco Open | 2009 | 1 | 0 | 1,964 |
Interactive opening tree from all 30 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jef Verellen's chess games?
30 games by Jef Verellen, from Sep 2010 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 Verellen has played.
What does Jef Verellen play on the first move as White?
Across 15 games with White in our database, Jef Verellen opens with 1.e4 (100% of games). Against 1.e4 as Black, Jef Verellen answers 1...c5 (100% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Jef Verellen play as White?
As White, Jef Verellen's most-played openings in our database are: Sicilian (3 games, 66.7% win rate); Sicilian: Najdorf (2 games, 0.0% win rate); Sicilian: Taimanov (2 games, 0.0% win rate). The full breakdown of 15 games with White is in the table above.
What openings does Jef Verellen play as Black?
As Black, Jef Verellen most often plays: Sicilian (8 games, 37.5% win rate); Grünfeld Defense (2 games, 0.0% win rate); King's Pawn Game: Mengarini's Opening (1 games, 0.0% win rate). See the table above for the top ten Black openings across 15 games.
What is Jef Verellen's FIDE rating?
Jef Verellen is currently rated 1,855 in classical chess, 1,869 in rapid. Peak classical rating: 1,877 (Nov 2024).
How many games has Jef Verellen played?
Our database contains 30 games by Jef Verellen, covering Sep 2010 to Jul 2026. Overall record: 9 wins, 6 draws, 15 losses (30.0% win rate).
How do I prepare against Jef Verellen?
30 games by Jef Verellen 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.