Prepare against Jan Krejci
Czechia · World #13,149 classical · FIDE ID 316873
Our database contains 345 games by Jan Krejci, covering Apr 2003 to Jul 2026. Below you'll find Jan Krejci's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jan Krejci 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 | 2,126 | 2,227 | Jul 2004 |
| Rapid | 2,097 | 2,153 | Sep 2013 |
| Blitz | 2,030 | 2,118 | Jan 2018 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 345 | 131 | 99 | 116 | 38.0% |
| As White | 167 | 66 | 48 | 53 | 39.5% |
| As Black | 179 | 65 | 51 | 63 | 36.3% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jan Krejci's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jan Krejci's side.
First moves as White (167 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf3 | 126 | 75.4% | 54.8% |
| e4 | 19 | 11.4% | 52.6% |
| d4 | 19 | 11.4% | 47.4% |
| c4 | 1 | 0.6% | 50.0% |
| g3 | 1 | 0.6% | 50.0% |
| b3 | 1 | 0.6% | 100.0% |
Main lines as White
- 1.Nf3 — 75% of White games, 54.8% score
- …Nf6 (51% of these games) — Krejci usually continues c4 (60.3% score)
- …d5 (25% of these games) — Krejci usually continues c4 (45.0% score)
- …c5 (8% of these games) — Krejci usually continues c4 (40.0% score)
- 1.e4 — 11% of White games, 52.6% score
- …e5 (37% of these games) — Krejci usually continues Nf3 (21.4% score)
- …c5 (26% of these games) — Krejci usually continues Nf3 (60.0% score)
- …c6 (16% of these games) — Krejci usually continues d4 (83.3% score)
As Black against 1.e4 (82 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 70 | 85.4% | 53.6% |
| d5 | 5 | 6.1% | 80.0% |
| c5 | 3 | 3.7% | 33.3% |
| g6 | 2 | 2.4% | 100.0% |
| c6 | 1 | 1.2% | 50.0% |
As Black against 1.d4 (58 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 48 | 82.8% | 50.0% |
| Nf6 | 9 | 15.5% | 55.6% |
| d6 | 1 | 1.7% | 0.0% |
Jan Krejci's chess games
All 345 games by Jan Krejci in the Chess.ceo database (Apr 2003 - 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: 131 wins, 99 draws, 116 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A15 | English Opening | 55 | 26/17/12 | 47.3% |
| A09 | Réti Opening | 15 | 4/6/5 | 26.7% |
| A39 | English Opening: Symmetrical | 12 | 3/3/6 | 25.0% |
| D10 | Slav Defense | 8 | 1/3/4 | 12.5% |
| A14 | English Opening: Neo-Catalan | 8 | 3/2/3 | 37.5% |
| A04 | Modern Defense | 7 | 2/2/3 | 28.6% |
| D35 | Indian Defense | 7 | 1/0/6 | 14.3% |
| A53 | Old Indian | 6 | 3/3/0 | 50.0% |
| D02 | London System | 5 | 2/1/2 | 40.0% |
| A11 | English Opening: Slav Setup | 4 | 1/3/0 | 25.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C42 | Petrov's Defense | 38 | 11/12/15 | 28.9% |
| D52 | Slav Defense | 23 | 6/6/11 | 26.1% |
| D02 | Queen's Pawn Game | 14 | 6/5/3 | 42.9% |
| C49 | Four Knights Game: Spanish Variation | 7 | 1/2/4 | 14.3% |
| A38 | English Opening | 7 | 2/4/1 | 28.6% |
| A36 | English Opening: Symmetrical | 6 | 1/3/2 | 16.7% |
| A09 | Réti Opening | 6 | 0/1/5 | 0.0% |
| B01 | Scandinavian Defense: Main Line | 5 | 4/0/1 | 80.0% |
| D02 | London System | 5 | 3/1/1 | 60.0% |
| A03 | Bird's opening | 4 | 2/1/1 | 50.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 2015 | Martin Cerveny | 2,400 | chT-CZE 1415 | D23 |
| Jan 2007 | Olaf Heinzel | 2,400 | Ostrava Konik Open A | D02 |
| Nov 2017 | Jakub Roubalik | 2,400 | chT-CZE 1718 | D38 |
| Nov 2013 | Petr Simek | 2,392 | chT-CZE 1314 | E11 |
| Jan 2007 | Serguei Vesselovsky | 2,365 | Ostrava Konik Open A | C91 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Klatovy Open A | 2007 | 17 | 11.5 | 2,274 |
| Nachod Open | 2012 | 17 | 8.5 | 2,154 |
| chT-CZE 1314 | 2014 | 16 | 6 | 2,379 |
| Ostrava Konik Open A | 2019 | 13 | 8 | 2,281 |
| chT-CZE 1718 | 2018 | 12 | 4 | 2,259 |
| chT2D-CZE 1516 | 2016 | 11 | 4.5 | 2,123 |
| chT-CZE 2E 0607 | 2007 | 11 | 5.5 | 2,087 |
| chT1E-CZE 1819 | 2019 | 11 | 3.5 | 1,992 |
Interactive opening tree from all 345 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jan Krejci's chess games?
345 games by Jan Krejci, from Apr 2003 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 Jan Krejci has played.
What does Jan Krejci play on the first move as White?
Across 167 games with White in our database, Jan Krejci opens with 1.Nf3 (75% of games), 1.e4 (11% of games), 1.d4 (11% of games). Against 1.e4 as Black, Jan Krejci answers 1...e5 (85% of games), 1...d5 (6% of games), 1...c5 (4% of games). Against 1.d4: 1...d5 (83% of games), 1...Nf6 (16% of games), 1...d6 (2% of games).
What openings does Jan Krejci play as White?
As White, Jan Krejci's most-played openings in our database are: English Opening (55 games, 47.3% win rate); Réti Opening (15 games, 26.7% win rate); English Opening: Symmetrical (12 games, 25.0% win rate). The full breakdown of 167 games with White is in the table above.
What openings does Jan Krejci play as Black?
As Black, Jan Krejci most often plays: Petrov's Defense (38 games, 28.9% win rate); Slav Defense (23 games, 26.1% win rate); Queen's Pawn Game (14 games, 42.9% win rate). See the table above for the top ten Black openings across 179 games.
What is Jan Krejci's FIDE rating?
Jan Krejci is currently rated 2,126 in classical chess, 2,097 in rapid and 2,030 in blitz. Peak classical rating: 2,227 (Jul 2004).
How many games has Jan Krejci played?
Our database contains 345 games by Jan Krejci, covering Apr 2003 to Jul 2026. Overall record: 131 wins, 99 draws, 116 losses (38.0% win rate).
How do I prepare against Jan Krejci?
345 games by Jan Krejci 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.