Prepare against Marijn Den Hartog
NLD · World #5,854 classical · FIDE ID 1046098
Our database contains 334 games by Marijn Den Hartog, covering Aug 2012 to Aug 2026. Below you'll find Marijn Den Hartog's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Marijn Den Hartog 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 | 2,251 | 2,297 | Oct 2018 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 334 | 125 | 60 | 149 | 37.4% |
| As White | 176 | 73 | 31 | 72 | 41.5% |
| As Black | 158 | 52 | 29 | 77 | 32.9% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Marijn Den Hartog's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Marijn Den Hartog's side.
First moves as White (176 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 136 | 77.3% | 46.7% |
| d4 | 16 | 9.1% | 59.4% |
| Nf3 | 13 | 7.4% | 69.2% |
| c4 | 6 | 3.4% | 75.0% |
| g3 | 3 | 1.7% | 66.7% |
| d3 | 1 | 0.6% | 0.0% |
Main lines as White
- 1.e4 — 77% of White games, 46.7% score
- …c5 (37% of these games) — Hartog usually continues Nf3 (34.8% score)
- …e5 (27% of these games) — Hartog usually continues Nf3 (40.3% score)
- …e6 (12% of these games) — Hartog usually continues d4 (58.3% score)
- 1.d4 — 9% of White games, 59.4% score
- …Nf6 (63% of these games) — Hartog usually continues c4 (60.0% score)
- …d5 (13% of these games) — Hartog usually continues Nf3 (50.0% score)
- …g6 (6% of these games) — Hartog usually continues c4 (100.0% score)
As Black against 1.e4 (79 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 64 | 81.0% | 50.8% |
| e5 | 9 | 11.4% | 27.8% |
| c6 | 4 | 5.1% | 50.0% |
| c5 | 2 | 2.5% | 100.0% |
As Black against 1.d4 (46 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 42 | 91.3% | 34.5% |
| d5 | 2 | 4.3% | 50.0% |
| e6 | 1 | 2.2% | 0.0% |
| g6 | 1 | 2.2% | 100.0% |
Marijn Den Hartog's chess games
All 334 games by Marijn Den Hartog in the Chess.ceo database (Aug 2012 - 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: 125 wins, 60 draws, 149 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B42 | Sicilian | 21 | 6/4/11 | 28.6% |
| B23 | Sicilian: Closed | 13 | 7/3/3 | 53.8% |
| C90 | Ruy Lopez: Closed | 12 | 4/3/5 | 33.3% |
| C05 | French: Tarrasch Variation | 11 | 5/3/3 | 45.5% |
| B06 | Modern Defense | 11 | 6/2/3 | 54.5% |
| C70 | Ruy Lopez: Morphy Defense | 8 | 1/1/6 | 12.5% |
| B12 | Caro-Kann: Advance Variation | 6 | 3/0/3 | 50.0% |
| B48 | Sicilian: Taimanov | 5 | 3/0/2 | 60.0% |
| B00 | Pirc Defense | 4 | 0/2/2 | 0.0% |
| A46 | Indian Defense | 4 | 3/0/1 | 75.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C10 | French: Classical Variation | 19 | 8/1/10 | 42.1% |
| C06 | French: Tarrasch Variation | 15 | 3/3/9 | 20.0% |
| E94 | King's Indian Defense: Orthodox Variation | 15 | 5/2/8 | 33.3% |
| C16 | French: Winawer Variation | 11 | 7/1/3 | 63.6% |
| E61 | King's Indian Defense | 8 | 2/2/4 | 25.0% |
| E63 | Indian Defense | 7 | 1/2/4 | 14.3% |
| A26 | English Opening | 7 | 2/1/4 | 28.6% |
| C00 | French Defense | 6 | 3/1/2 | 50.0% |
| C02 | French: Advance Variation | 6 | 3/2/1 | 50.0% |
| C01 | French: Exchange Variation | 6 | 4/1/1 | 66.7% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Dec 2014 | Martijn Dambacher | 2,497 | chT-NED 1415 | C60 |
| Apr 2017 | Lucas Van Foreest | 2,477 | ch-NED U18/20 | E81 |
| Aug 2018 | Vadim A Chernov | 2,412 | Bruges Masters Open | C00 |
| May 2026 | De Boer,Eelke | 2,406 | ch-NED Qualification 2026 | C02 |
| Nov 2016 | Niels Ondersteijn | 2,391 | chT-NED 1617 | B04 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-NED U17 | 2015 | 17 | 12.5 | 2,163 |
| Wachtebeke | 2018 | 15 | 4.5 | 2,178 |
| Dieren Open | 2014 | 15 | 5.5 | 2,070 |
| ch-NED Qualification 2026 | 2026 | 13 | 6 | 2,264 |
| Wch U16 | 2016 | 11 | 5 | 2,084 |
| 52nd Groningen Open | 2014 | 9 | 4 | 2,056 |
| 17th Hoogeveen Unive Open | 2013 | 9 | 4 | 2,128 |
| 53rd Groningen Open A | 2015 | 9 | 3.5 | 2,043 |
Interactive opening tree from all 334 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Marijn Den Hartog's chess games?
334 games by Marijn Den Hartog, from Aug 2012 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 Marijn Den Hartog has played.
What does Marijn Den Hartog play on the first move as White?
Across 176 games with White in our database, Marijn Den Hartog opens with 1.e4 (77% of games), 1.d4 (9% of games), 1.Nf3 (7% of games). Against 1.e4 as Black, Marijn Den Hartog answers 1...e6 (81% of games), 1...e5 (11% of games), 1...c6 (5% of games). Against 1.d4: 1...Nf6 (91% of games), 1...d5 (4% of games), 1...e6 (2% of games).
What openings does Marijn Den Hartog play as White?
As White, Marijn Den Hartog's most-played openings in our database are: Sicilian (21 games, 28.6% win rate); Sicilian: Closed (13 games, 53.8% win rate); Ruy Lopez: Closed (12 games, 33.3% win rate). The full breakdown of 176 games with White is in the table above.
What openings does Marijn Den Hartog play as Black?
As Black, Marijn Den Hartog most often plays: French: Classical Variation (19 games, 42.1% win rate); French: Tarrasch Variation (15 games, 20.0% win rate); King's Indian Defense: Orthodox Variation (15 games, 33.3% win rate). See the table above for the top ten Black openings across 158 games.
What is Marijn Den Hartog's FIDE rating?
Marijn Den Hartog is currently rated 2,251 in classical chess. Peak classical rating: 2,297 (Oct 2018).
How many games has Marijn Den Hartog played?
Our database contains 334 games by Marijn Den Hartog, covering Aug 2012 to Aug 2026. Overall record: 125 wins, 60 draws, 149 losses (37.4% win rate).
How do I prepare against Marijn Den Hartog?
334 games by Marijn Den Hartog 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.