Prepare against Jiri Krejcik
Czechia · World #19,644 classical · FIDE ID 313890
Our database contains 313 games by Jiri Krejcik, covering Apr 2003 to Aug 2026. Below you'll find Jiri Krejcik's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jiri Krejcik 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 | 2,060 | 2,208 | Dec 2015 |
| Rapid | 2,120 | 2,201 | Apr 2016 |
| Blitz | 2,055 | 2,109 | Oct 2020 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 313 | 127 | 56 | 130 | 40.6% |
| As White | 166 | 73 | 30 | 63 | 44.0% |
| As Black | 147 | 54 | 26 | 67 | 36.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jiri Krejcik's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jiri Krejcik's side.
First moves as White (166 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 145 | 87.3% | 51.4% |
| f4 | 16 | 9.6% | 56.3% |
| b3 | 3 | 1.8% | 83.3% |
| Nf3 | 1 | 0.6% | 100.0% |
| d4 | 1 | 0.6% | 100.0% |
Main lines as White
- 1.e4 — 87% of White games, 51.4% score
- …c5 (40% of these games) — Krejcik usually continues Nf3 (60.4% score)
- …e5 (17% of these games) — Krejcik usually continues Nf3 (38.1% score)
- …e6 (16% of these games) — Krejcik usually continues d4 (50.0% score)
- 1.f4 — 10% of White games, 56.3% score
- …d5 (75% of these games) — Krejcik usually continues Nf3 (62.5% score)
- …Nf6 (13% of these games) — Krejcik usually continues Nf3 (0.0% score)
- …c5 (6% of these games) — Krejcik usually continues Nf3 (100.0% score)
As Black against 1.e4 (75 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 61 | 81.3% | 42.6% |
| d6 | 10 | 13.3% | 40.0% |
| c5 | 2 | 2.7% | 0.0% |
| g6 | 2 | 2.7% | 75.0% |
As Black against 1.d4 (49 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 39 | 79.6% | 51.3% |
| d5 | 8 | 16.3% | 50.0% |
| d6 | 2 | 4.1% | 50.0% |
Jiri Krejcik's chess games
All 313 games by Jiri Krejcik 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: 127 wins, 56 draws, 130 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A03 | Bird's opening | 16 | 6/6/4 | 37.5% |
| B32 | Sicilian | 15 | 4/5/6 | 26.7% |
| B84 | Sicilian: Najdorf | 11 | 8/1/2 | 72.7% |
| B23 | Sicilian: Closed | 10 | 5/1/4 | 50.0% |
| C06 | French: Tarrasch Variation | 8 | 3/1/4 | 37.5% |
| B33 | Sicilian: Sveshnikov | 8 | 3/2/3 | 37.5% |
| C54 | Italian Game: Classical Variation | 7 | 4/1/2 | 57.1% |
| B19 | Caro-Kann: Classical | 6 | 4/0/2 | 66.7% |
| C02 | French: Advance Variation | 6 | 1/1/4 | 16.7% |
| C55 | Italian Game | 6 | 0/0/6 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C84 | Ruy Lopez: Morphy Defense | 16 | 4/4/8 | 25.0% |
| E61 | King's Indian Defense | 9 | 4/0/5 | 44.4% |
| D76 | Indian Defense | 8 | 2/3/3 | 25.0% |
| C50 | Italian Game | 8 | 4/2/2 | 50.0% |
| C89 | Ruy Lopez: Closed | 7 | 3/1/3 | 42.9% |
| A30 | English Opening | 7 | 3/2/2 | 42.9% |
| B38 | King's Indian Defense: Orthodox Variation | 6 | 3/0/3 | 50.0% |
| D85 | Grünfeld Defense | 6 | 2/1/3 | 33.3% |
| C41 | Petrov's Defense | 6 | 2/1/3 | 33.3% |
| C38 | King's Gambit | 5 | 4/0/1 | 80.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Feb 2014 | Pavel Freisler | 2,357 | chT2A-CZE 1314 | C54 |
| Feb 2016 | Vojtech Kovar | 2,342 | chT2A-CZE 1516 | B92 |
| Apr 2014 | Kvetoslav Znamenacek | 2,302 | chT-CZE 1W 1314 | B36 |
| Feb 2015 | Jan Michalek | 2,285 | chT-CZE 2A 1415 | B33 |
| Feb 2007 | Tomas Vanek | 2,271 | chT2b-CZE 0607 | D00 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Karlovy Vary Open | 2011 | 24 | 14.5 | 2,092 |
| ch-CZE Betsys Online Blitz | 2021 | 13 | 7 | 2,102 |
| chT-CZE 2B 1011 | 2011 | 11 | 8 | 2,258 |
| chT2A-CZE 1516 | 2016 | 11 | 5 | 2,150 |
| chT2A-CZE 1617 | 2017 | 11 | 4.5 | 2,045 |
| chT2A-CZE 1213 | 2013 | 11 | 7.5 | 2,211 |
| chT-CZE 1W 1314 | 2014 | 11 | 4.5 | 2,149 |
| chT2B-CZE 1920 | 2020 | 11 | 8 | 2,154 |
Interactive opening tree from all 313 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jiri Krejcik's chess games?
313 games by Jiri Krejcik, 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 Jiri Krejcik has played.
What does Jiri Krejcik play on the first move as White?
Across 166 games with White in our database, Jiri Krejcik opens with 1.e4 (87% of games), 1.f4 (10% of games), 1.b3 (2% of games). Against 1.e4 as Black, Jiri Krejcik answers 1...e5 (81% of games), 1...d6 (13% of games), 1...c5 (3% of games). Against 1.d4: 1...Nf6 (80% of games), 1...d5 (16% of games), 1...d6 (4% of games).
What openings does Jiri Krejcik play as White?
As White, Jiri Krejcik's most-played openings in our database are: Bird's opening (16 games, 37.5% win rate); Sicilian (15 games, 26.7% win rate); Sicilian: Najdorf (11 games, 72.7% win rate). The full breakdown of 166 games with White is in the table above.
What openings does Jiri Krejcik play as Black?
As Black, Jiri Krejcik most often plays: Ruy Lopez: Morphy Defense (16 games, 25.0% win rate); King's Indian Defense (9 games, 44.4% win rate); Indian Defense (8 games, 25.0% win rate). See the table above for the top ten Black openings across 147 games.
What is Jiri Krejcik's FIDE rating?
Jiri Krejcik is currently rated 2,060 in classical chess, 2,120 in rapid and 2,055 in blitz. Peak classical rating: 2,208 (Dec 2015).
How many games has Jiri Krejcik played?
Our database contains 313 games by Jiri Krejcik, covering Apr 2003 to Aug 2026. Overall record: 127 wins, 56 draws, 130 losses (40.6% win rate).
How do I prepare against Jiri Krejcik?
313 games by Jiri Krejcik 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.