Prepare against Rob Bertholee
FM · NLD · World #4,357 classical · FIDE ID 1000489
When preparing against Rob Bertholee, expect 1.e4 in 68% of White games. Against 1.e4 the reply is 1...e6 (48% of games); against 1.d4, 1...Nf6 (56%). Lowest win rate among frequent openings: Sicilian: Closed as White, 40.7% over 27 games.
Our database contains 371 games by Rob Bertholee, covering Apr 2003 to Aug 2026. Below you'll find Rob Bertholee's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Rob Bertholee 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 | 2,292 | 2,401 | Apr 2004 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 371 | 140 | 94 | 137 | 37.7% |
| As White | 190 | 89 | 46 | 55 | 46.8% |
| As Black | 181 | 51 | 48 | 82 | 28.2% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Rob Bertholee's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Rob Bertholee's side.
First moves as White (190 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 129 | 67.9% | 60.9% |
| c4 | 24 | 12.6% | 52.1% |
| Nc3 | 17 | 8.9% | 52.9% |
| Nf3 | 14 | 7.4% | 64.3% |
| d4 | 6 | 3.2% | 50.0% |
Main lines as White
- 1.e4 — 68% of White games, 60.9% score
- …c5 (47% of these games) — Bertholee usually continues Nc3 (56.7% score)
- …e5 (19% of these games) — Bertholee usually continues Nf3 (57.5% score)
- …e6 (14% of these games) — Bertholee usually continues d4 (85.0% score)
- 1.c4 — 13% of White games, 52.1% score
- …Nf6 (33% of these games) — Bertholee usually continues Nc3 (50.0% score)
- …e5 (17% of these games) — Bertholee usually continues Nc3 (62.5% score)
- …c5 (17% of these games) — Bertholee usually continues Nf3 (83.3% score)
As Black against 1.e4 (80 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 38 | 47.5% | 47.4% |
| c5 | 35 | 43.8% | 37.1% |
| c6 | 3 | 3.8% | 33.3% |
| e5 | 2 | 2.5% | 25.0% |
| g6 | 1 | 1.3% | 100.0% |
| d6 | 1 | 1.3% | 0.0% |
As Black against 1.d4 (73 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 41 | 56.2% | 50.0% |
| e6 | 25 | 34.2% | 40.0% |
| d6 | 2 | 2.7% | 0.0% |
| d5 | 2 | 2.7% | 100.0% |
| g6 | 2 | 2.7% | 0.0% |
Rob Bertholee's chess games
All 371 games by Rob Bertholee in the Chess.ceo database (Apr 2003 - Aug 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: 140 wins, 94 draws, 137 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B30 | Sicilian: Closed | 27 | 11/8/8 | 40.7% |
| A00 | Dunst Opening | 13 | 5/1/7 | 38.5% |
| B90 | Sicilian: Najdorf | 13 | 8/1/4 | 61.5% |
| A13 | English Opening | 12 | 2/5/5 | 16.7% |
| C44 | Ponziani Opening | 11 | 4/3/4 | 36.4% |
| B57 | Sicilian | 10 | 5/3/2 | 50.0% |
| C11 | French Defense | 9 | 4/2/3 | 44.4% |
| B13 | Caro-Kann: Exchange Variation | 9 | 2/6/1 | 22.2% |
| C49 | Four Knights Game: Spanish Variation | 6 | 3/2/1 | 50.0% |
| C16 | French: Winawer Variation | 5 | 5/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A50 | Indian Defense | 13 | 2/1/10 | 15.4% |
| A40 | Horwitz Defense | 12 | 1/5/6 | 8.3% |
| A13 | English Opening | 11 | 3/3/5 | 27.3% |
| C02 | French: Advance Variation | 10 | 2/2/6 | 20.0% |
| B50 | Sicilian | 9 | 2/3/4 | 22.2% |
| C03 | French: Tarrasch Variation | 9 | 3/5/1 | 33.3% |
| B80 | Sicilian: Najdorf | 8 | 1/3/4 | 12.5% |
| C11 | French: Classical Variation | 7 | 3/0/4 | 42.9% |
| A57 | Benoni Defense | 6 | 4/2/0 | 66.7% |
| C16 | French: Winawer Variation | 6 | 3/2/1 | 50.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 1999 | Friso Nijboer | 2,559 | 8th Haarlem AKN Open | B40 |
| Oct 2001 | Alexander Goloshchapov | 2,550 | Hoogeveen Essent Open | B08 |
| Jul 1998 | Victor Mikhalevski | 2,540 | Dieren Open | E10 |
| Jan 1998 | Rongguang Ye | 2,525 | Dieren Open | C10 |
| Jul 2002 | Saidali Iuldachev | 2,516 | Dieren Open | C00 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Dieren Open | 2002 | 31 | 18 | 2,482 |
| Lost Boys Open | 2000 | 13 | 5.5 | 2,286 |
| chT-NED | 1998 | 11 | 5 | 2,341 |
| Budapest FS07 GM | 2009 | 11 | 2.5 | 2,221 |
| Corus 4 A | 2005 | 9 | 5 | 2,283 |
| Amstelveen | 1994 | 9 | 4.5 | 2,381 |
| Sonnevanck-B | 1995 | 9 | 4 | 2,328 |
| Hoogovens Open C | 1999 | 9 | 4.5 | 2,343 |
Interactive opening tree from all 371 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Rob Bertholee's chess games?
371 games by Rob Bertholee, from Apr 2003 to Aug 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 Rob Bertholee has played.
What does Rob Bertholee play on the first move as White?
Across 190 games with White in our database, Rob Bertholee opens with 1.e4 (68% of games), 1.c4 (13% of games), 1.Nc3 (9% of games). Against 1.e4 as Black, Rob Bertholee answers 1...e6 (48% of games), 1...c5 (44% of games), 1...c6 (4% of games). Against 1.d4: 1...Nf6 (56% of games), 1...e6 (34% of games), 1...d6 (3% of games).
What openings does Rob Bertholee play as White?
As White, Rob Bertholee's most-played openings in our database are: Sicilian: Closed (27 games, 40.7% win rate); Dunst Opening (13 games, 38.5% win rate); Sicilian: Najdorf (13 games, 61.5% win rate). The full breakdown of 190 games with White is in the table above.
What openings does Rob Bertholee play as Black?
As Black, Rob Bertholee most often plays: Indian Defense (13 games, 15.4% win rate); Horwitz Defense (12 games, 8.3% win rate); English Opening (11 games, 27.3% win rate). See the table above for the top ten Black openings across 181 games.
What is Rob Bertholee's FIDE rating?
Rob Bertholee is currently rated 2,292 in classical chess. Peak classical rating: 2,401 (Apr 2004).
How many games has Rob Bertholee played?
Our database contains 371 games by Rob Bertholee, covering Apr 2003 to Aug 2026. Overall record: 140 wins, 94 draws, 137 losses (37.7% win rate).
How do I prepare against Rob Bertholee?
371 games by Rob Bertholee 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.