Prepare against Jan Kozusnik
Czechia · World #131,620 classical · FIDE ID 23731796
When preparing against Jan Kozusnik, expect 1.e4 in 100% of White games. Against 1.e4 the reply is 1...c5 (58% of games); against 1.d4, 1...d5 (100%).
Our database contains 30 games by Jan Kozusnik, covering Oct 2022 to Oct 2026. Below you'll find Jan Kozusnik's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jan Kozusnik 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 | 1,643 | 1,783 | Nov 2025 |
| Rapid | 1,631 | 1,665 | May 2026 |
| Blitz | 1,592 | 1,592 | Oct 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 30 | 15 | 6 | 9 | 50.0% |
| As White | 16 | 9 | 3 | 4 | 56.3% |
| As Black | 14 | 6 | 3 | 5 | 42.9% |
FIDE rated record
From FIDE's official rated-game ledger (2018-2026): 358 rated games against 265 different opponents, across 71 events in 2 countries. These counts cover FIDE-rated play only, so they differ from the database totals above.
By time control
| Format | Games | W | D | L | Win rate | Avg opp | Perf | Unbeaten |
|---|---|---|---|---|---|---|---|---|
| Classical | 278 | 124 | 55 | 99 | 44.6% | 1,547 | 1,565 | 13 |
| Rapid | 58 | 28 | 10 | 20 | 48.3% | 1,607 | 1,581 | 5 |
| Blitz | 22 | 6 | 3 | 13 | 27.3% | 1,280 | 1,003 | 2 |
Against the field
| Opposition | Games | W | D | L | Win rate |
|---|---|---|---|---|---|
| Against higher-rated | 123 | 30 | 26 | 67 | 24.4% |
| Against lower-rated | 141 | 76 | 34 | 31 | 53.9% |
Wins over titled players: 2 vs WCM.
Tournament wins
3 tournament wins from 50 events, 1 of them outright.
Year by year
| Year | Games | W | D | L | Avg opp | Perf |
|---|---|---|---|---|---|---|
| 2026 | 40 | 14 | 8 | 18 | 1,737 | 1,649 |
| 2025 | 85 | 40 | 16 | 29 | 1,714 | 1,739 |
| 2024 | 72 | 36 | 16 | 20 | 1,579 | 1,672 |
| 2023 | 89 | 41 | 18 | 30 | 1,370 | 1,346 |
| 2022 | 36 | 15 | 8 | 13 | 1,253 | 1,189 |
| 2021 | 7 | 3 | 0 | 4 | 1,195 | 795 |
| 2019 | 20 | 7 | 2 | 11 | 1,210 | 988 |
| 2018 | 9 | 2 | 0 | 7 | – | – |
Where Jan Kozusnik has played
Czechia (69) · Hungary (2)
Move-by-move preparation stats
Straight from the preparation tree built over all of Jan Kozusnik's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jan Kozusnik's side.
First moves as White (16 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 16 | 100.0% | 65.6% |
Main lines as White
- 1.e4 — 100% of White games, 65.6% score
- …c5 (38% of these games) — Kozusnik usually continues Nf3 (60.0% score)
- …e6 (31% of these games) — Kozusnik usually continues d4 (50.0% score)
- …e5 (25% of these games) — Kozusnik usually continues Nf3 (100.0% score)
As Black against 1.e4 (12 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 7 | 58.3% | 57.1% |
| e5 | 3 | 25.0% | 66.7% |
| d5 | 2 | 16.7% | 50.0% |
As Black against 1.d4 (2 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 2 | 100.0% | 25.0% |
Jan Kozusnik's chess games
All 30 games by Jan Kozusnik in the Chess.ceo database (Oct 2022 - Oct 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: 15 wins, 6 draws, 9 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B32 | Sicilian | 3 | 2/0/1 | 66.7% |
| C11 | French: Classical Variation | 2 | 1/0/1 | 50.0% |
| French: Exchange Variation | 2 | 0/1/1 | 0.0% | |
| C53 | Scotch Game | 2 | 2/0/0 | 100.0% |
| B22 | Sicilian: Alapin | 1 | 0/1/0 | 0.0% |
| Sicilian: Dragon | 1 | 1/0/0 | 100.0% | |
| B15 | Caro-Kann: Main Line | 1 | 0/1/0 | 0.0% |
| B92 | Sicilian: Najdorf | 1 | 0/0/1 | 0.0% |
| A00 | French Defense | 1 | 1/0/0 | 100.0% |
| C56 | Italian Game | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A00 | Sicilian: Accelerated Dragon | 4 | 3/0/1 | 75.0% |
| B01 | Scandinavian Defense: Modern Variation | 2 | 1/0/1 | 50.0% |
| C42 | Petrov's Defense | 1 | 1/0/0 | 100.0% |
| D20 | Queen's Gambit Accepted | 1 | 0/0/1 | 0.0% |
| D00 | Queen's Pawn Game: Chigorin Variation | 1 | 0/1/0 | 0.0% |
| B28 | Sicilian | 1 | 0/1/0 | 0.0% |
| A00 | Sicilian: Alapin | 1 | 0/0/1 | 0.0% |
| C51 | Italian Game | 1 | 1/0/0 | 100.0% |
| B45 | Sicilian: Four Knights | 1 | 0/1/0 | 0.0% |
| C36 | King's Gambit | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Aug 2023 | Hoang Minh Doan | 1,626 | ch-EU Union U10 | C42 |
| Jun 2026 | Filip Dezinsky | 1,621 | Mistrovství České republiky školních týmů v šachu 2026, žáci z 6. - 9. tříd | B38 |
| Oct 2026 | Ondrej Zak | 1,551 | Mistrovství Moravy a Slezska 2026 | — |
| Oct 2026 | Martin Hradek | 1,543 | Mistrovství Moravy a Slezska 2026 | A00 |
| Mar 2023 | Edvard Kolar | 1,518 | ch-CZE U10 | C51 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-EU Union U10 | 2023 | 9 | 5 | 1,480 |
| ch-CZE U10 | 2023 | 9 | 6 | 1,426 |
| Mistrovství Moravy a Slezska 2026 | 2026 | 8 | 4.5 | 1,671 |
| Mistrovství České republiky školních týmů v šachu 2026, žáci z 6. - 9. tříd | 2026 | 4 | 2.5 | 1,824 |
Interactive opening tree from all 30 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jan Kozusnik's chess games?
30 games by Jan Kozusnik, from Oct 2022 to Oct 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 Kozusnik has played.
What does Jan Kozusnik play on the first move as White?
Across 16 games with White in our database, Jan Kozusnik opens with 1.e4 (100% of games). Against 1.e4 as Black, Jan Kozusnik answers 1...c5 (58% of games), 1...e5 (25% of games), 1...d5 (17% of games). Against 1.d4: 1...d5 (100% of games).
What openings does Jan Kozusnik play as White?
As White, Jan Kozusnik's most-played openings in our database are: Sicilian (3 games, 66.7% win rate); French: Classical Variation (2 games, 50.0% win rate); French: Exchange Variation (2 games, 0.0% win rate). The full breakdown of 16 games with White is in the table above.
What openings does Jan Kozusnik play as Black?
As Black, Jan Kozusnik most often plays: Sicilian: Accelerated Dragon (4 games, 75.0% win rate); Scandinavian Defense: Modern Variation (2 games, 50.0% win rate); Petrov's Defense (1 games, 100.0% win rate). See the table above for the top ten Black openings across 14 games.
What is Jan Kozusnik's FIDE rating?
Jan Kozusnik is currently rated 1,643 in classical chess, 1,631 in rapid and 1,592 in blitz. Peak classical rating: 1,783 (Nov 2025).
How many games has Jan Kozusnik played?
Our database contains 30 games by Jan Kozusnik, covering Oct 2022 to Oct 2026. Overall record: 15 wins, 6 draws, 9 losses (50.0% win rate).
How do I prepare against Jan Kozusnik?
30 games by Jan Kozusnik 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.