Prepare against Oscar Klaren
NLD · World #21,073 classical · FIDE ID 1059289
Our database contains 30 games by Oscar Klaren, covering Feb 2017 to Jul 2026. Below you'll find Oscar Klaren's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Oscar Klaren 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 | 2,048 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 30 | 12 | 9 | 9 | 40.0% |
| As White | 15 | 6 | 5 | 4 | 40.0% |
| As Black | 15 | 6 | 4 | 5 | 40.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Oscar Klaren's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Oscar Klaren's side.
First moves as White (15 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 15 | 100.0% | 56.7% |
Main lines as White
- 1.e4 — 100% of White games, 56.7% score
- …e5 (40% of these games) — Klaren usually continues Nf3 (66.7% score)
- …c5 (33% of these games) — Klaren usually continues Nf3 (30.0% score)
- …c6 (13% of these games) — Klaren usually continues Nc3 (50.0% score)
As Black against 1.e4 (6 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 6 | 100.0% | 58.3% |
As Black against 1.d4 (7 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 7 | 100.0% | 57.1% |
Oscar Klaren's chess games
All 30 games by Oscar Klaren in the Chess.ceo database (Feb 2017 - 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: 12 wins, 9 draws, 9 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C47 | Four Knights Game: Scotch Variation | 4 | 2/1/1 | 50.0% |
| B11 | Caro-Kann: Two Knights Variation | 2 | 1/0/1 | 50.0% |
| B31 | Sicilian: Rossolimo | 2 | 0/2/0 | 0.0% |
| A04 | Latvian Gambit | 1 | 0/1/0 | 0.0% |
| B01 | Scandinavian Defense: Modern Variation | 1 | 1/0/0 | 100.0% |
| C47 | Scotch Game | 1 | 1/0/0 | 100.0% |
| B28 | Sicilian | 1 | 0/0/1 | 0.0% |
| B70 | Sicilian: Dragon | 1 | 0/1/0 | 0.0% |
| B51 | Sicilian: Moscow Variation | 1 | 0/0/1 | 0.0% |
| C02 | French: Advance Variation | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A61 | Benoni Defense | 4 | 2/0/2 | 50.0% |
| B33 | Sicilian: Sveshnikov | 3 | 1/1/1 | 33.3% |
| D02 | London System | 2 | 2/0/0 | 100.0% |
| D02 | Indian Defense | 1 | 0/0/1 | 0.0% |
| A36 | English Opening: Symmetrical | 1 | 0/0/1 | 0.0% |
| B22 | Sicilian: Alapin | 1 | 0/1/0 | 0.0% |
| B23 | Sicilian: Closed | 1 | 1/0/0 | 100.0% |
| A22 | English Opening: Reverse Sicilian | 1 | 0/1/0 | 0.0% |
| B31 | Sicilian | 1 | 0/1/0 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Oct 2021 | Alje Hovenga | 2,212 | 24th Hoogeveen Open | B11 |
| Oct 2022 | Leon Niemeijer | 1,841 | 25th Hoogeveen Open | A67 |
| Oct 2022 | Marc Snuverink | 1,776 | 25th Hoogeveen Open | B33 |
| Oct 2022 | Richard Koes | 1,755 | 25th Hoogeveen Open | C47 |
| May 2022 | Jael Wierenga | 1,691 | ch-NED U16 | D02 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-NED U16 Open | 2019 | 9 | 6 | 1,739 |
| 25th Hoogeveen Open | 2022 | 9 | 4.5 | 1,996 |
| ch-NED U16 | 2022 | 7 | 3.5 | 1,749 |
| 24th Hoogeveen Open | 2021 | 2 | 1 | 2,139 |
| Hilversum Open | 2022 | 2 | 0.5 | 1,928 |
| Robinson Cup | 2020 | 1 | 1 | 1,912 |
Interactive opening tree from all 30 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Oscar Klaren's chess games?
30 games by Oscar Klaren, from Feb 2017 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 Oscar Klaren has played.
What does Oscar Klaren play on the first move as White?
Across 15 games with White in our database, Oscar Klaren opens with 1.e4 (100% of games). Against 1.e4 as Black, Oscar Klaren answers 1...c5 (100% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Oscar Klaren play as White?
As White, Oscar Klaren's most-played openings in our database are: Four Knights Game: Scotch Variation (4 games, 50.0% win rate); Caro-Kann: Two Knights Variation (2 games, 50.0% win rate); Sicilian: Rossolimo (2 games, 0.0% win rate). The full breakdown of 15 games with White is in the table above.
What openings does Oscar Klaren play as Black?
As Black, Oscar Klaren most often plays: Benoni Defense (4 games, 50.0% win rate); Sicilian: Sveshnikov (3 games, 33.3% win rate); London System (2 games, 100.0% win rate). See the table above for the top ten Black openings across 15 games.
What is Oscar Klaren's FIDE rating?
Oscar Klaren is currently rated 2,048 in classical chess. Peak classical rating: 2,048 (Jul 2026).
How many games has Oscar Klaren played?
Our database contains 30 games by Oscar Klaren, covering Feb 2017 to Jul 2026. Overall record: 12 wins, 9 draws, 9 losses (40.0% win rate).
How do I prepare against Oscar Klaren?
30 games by Oscar Klaren 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.