Prepare against Jan Jaap Janse
NLD · World #16,144 classical · FIDE ID 1010344
Our database contains 93 games by Jan Jaap Janse, covering Apr 2003 to Aug 2026. Below you'll find Jan Jaap Janse's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jan Jaap Janse 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 | 2,093 | 2,233 | Dec 2018 |
| Rapid | 2,206 | 2,218 | Mar 2026 |
| Blitz | 2,225 | 2,225 | Aug 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 93 | 32 | 14 | 47 | 34.4% |
| As White | 47 | 20 | 5 | 22 | 42.6% |
| As Black | 46 | 12 | 9 | 25 | 26.1% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jan Jaap Janse's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jan Jaap Janse's side.
First moves as White (47 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 34 | 72.3% | 45.6% |
| b3 | 7 | 14.9% | 64.3% |
| Nf3 | 6 | 12.8% | 41.7% |
Main lines as White
- 1.d4 — 72% of White games, 45.6% score
- …Nf6 (53% of these games) — Janse usually continues Bg5 (50.0% score)
- …d5 (24% of these games) — Janse usually continues Bg5 (58.3% score)
- …g6 (12% of these games) — Janse usually continues Nf3 (25.0% score)
- 1.b3 — 15% of White games, 64.3% score
- …e5 (43% of these games) — Janse usually continues Bb2 (66.7% score)
- …Nf6 (29% of these games) — Janse usually continues Bb2 (50.0% score)
- …d6 (14% of these games) — Janse usually continues Bb2 (100.0% score)
As Black against 1.e4 (22 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c6 | 14 | 63.6% | 28.6% |
| d6 | 5 | 22.7% | 30.0% |
| d5 | 2 | 9.1% | 25.0% |
| e5 | 1 | 4.5% | 0.0% |
As Black against 1.d4 (15 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 10 | 66.7% | 40.0% |
| d6 | 3 | 20.0% | 66.7% |
| Nf6 | 2 | 13.3% | 25.0% |
Jan Jaap Janse's chess games
All 93 games by Jan Jaap Janse 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: 32 wins, 14 draws, 47 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A45 | Trompowsky Attack | 11 | 5/1/5 | 45.5% |
| A01 | Nimzovich-Larsen attack | 7 | 4/1/2 | 57.1% |
| D00 | Queen's Pawn Game | 7 | 3/1/3 | 42.9% |
| A46 | Indian Defense | 5 | 2/1/2 | 40.0% |
| A06 | Réti Opening | 4 | 0/1/3 | 0.0% |
| A40 | Modern Defense | 4 | 2/0/2 | 50.0% |
| A80 | Dutch Defense | 3 | 0/0/3 | 0.0% |
| A49 | King's Indian Defense: Fianchetto Variation | 1 | 0/0/1 | 0.0% |
| A48 | Torre Attack | 1 | 1/0/0 | 100.0% |
| D32 | Queen's Gambit Declined | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B15 | Caro-Kann | 7 | 2/0/5 | 28.6% |
| A53 | Indian Defense | 4 | 1/1/2 | 25.0% |
| A09 | Réti Opening | 3 | 0/1/2 | 0.0% |
| B13 | Caro-Kann: Exchange Variation | 3 | 0/1/2 | 0.0% |
| B12 | Caro-Kann: Advance Variation | 2 | 1/0/1 | 50.0% |
| A13 | English Opening | 2 | 1/0/1 | 50.0% |
| D06 | Queen's Gambit | 2 | 0/1/1 | 0.0% |
| D00 | London System | 2 | 1/0/1 | 50.0% |
| C41 | Pirc Defense | 2 | 0/1/1 | 0.0% |
| C41 | Pirc Defense: Lion System | 2 | 1/0/1 | 50.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Aug 2016 | Jonny Hector | 2,518 | Lund CellaVision Cup | D00 |
| Jul 2025 | Chiel Van Oosterom | 2,409 | FishPartners Open | A00 |
| Jul 2025 | P Peelen | 2,328 | FishPartners Open | A01 |
| Jan 2001 | Marten Wortel | 2,302 | Utrecht OKU Open A | A48 |
| Aug 2025 | David Madularea | 2,266 | Bruges Masters Open | A45 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Utrecht OKU Open A | 2004 | 10 | 5.5 | 2,411 |
| Dieren Open | 1999 | 9 | 2.5 | 2,028 |
| ch-NED U20 | 1994 | 9 | 4.5 | – |
| Hastings Masters 2025-26 | 2026 | 9 | 4 | 1,927 |
| 27th Guernsey Open | 2001 | 7 | 3.5 | 2,229 |
| Spakenburg FishPartners Open | 2024 | 6 | 0 | 2,061 |
| Roosendaal LBV Open A | 2012 | 6 | 3 | 2,241 |
| Gibraltar Challengers Open A | 2019 | 5 | 3.5 | 2,263 |
Interactive opening tree from all 93 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jan Jaap Janse's chess games?
93 games by Jan Jaap Janse, 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 Jan Jaap Janse has played.
What does Jan Jaap Janse play on the first move as White?
Across 47 games with White in our database, Jan Jaap Janse opens with 1.d4 (72% of games), 1.b3 (15% of games), 1.Nf3 (13% of games). Against 1.e4 as Black, Jan Jaap Janse answers 1...c6 (64% of games), 1...d6 (23% of games), 1...d5 (9% of games). Against 1.d4: 1...d5 (67% of games), 1...d6 (20% of games), 1...Nf6 (13% of games).
What openings does Jan Jaap Janse play as White?
As White, Jan Jaap Janse's most-played openings in our database are: Trompowsky Attack (11 games, 45.5% win rate); Nimzovich-Larsen attack (7 games, 57.1% win rate); Queen's Pawn Game (7 games, 42.9% win rate). The full breakdown of 47 games with White is in the table above.
What openings does Jan Jaap Janse play as Black?
As Black, Jan Jaap Janse most often plays: Caro-Kann (7 games, 28.6% win rate); Indian Defense (4 games, 25.0% win rate); Réti Opening (3 games, 0.0% win rate). See the table above for the top ten Black openings across 46 games.
What is Jan Jaap Janse's FIDE rating?
Jan Jaap Janse is currently rated 2,093 in classical chess, 2,206 in rapid and 2,225 in blitz. Peak classical rating: 2,233 (Dec 2018).
How many games has Jan Jaap Janse played?
Our database contains 93 games by Jan Jaap Janse, covering Apr 2003 to Aug 2026. Overall record: 32 wins, 14 draws, 47 losses (34.4% win rate).
How do I prepare against Jan Jaap Janse?
93 games by Jan Jaap Janse 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.