Prepare against Jan Seidl
FM · Czechia · World #3,773 classical · FIDE ID 23714522
When preparing against Jan Seidl, expect 1.d4 in 63% of White games. Against 1.e4 the reply is 1...c6 (68% of games); against 1.d4, 1...Nf6 (69%). Lowest win rate among frequent openings: Catalan as White, 53.3% over 15 games.
Our database contains 176 games by Jan Seidl, covering Mar 2017 to Aug 2026. Below you'll find Jan Seidl's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jan Seidl 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 | 2,310 | 2,332 | Feb 2026 |
| Rapid | 2,092 | 2,092 | Aug 2026 |
| Blitz | 2,163 | 2,163 | Aug 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 176 | 68 | 64 | 44 | 38.6% |
| As White | 86 | 42 | 27 | 17 | 48.8% |
| As Black | 90 | 26 | 37 | 27 | 28.9% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jan Seidl's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jan Seidl's side.
First moves as White (86 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 54 | 62.8% | 63.0% |
| e4 | 23 | 26.7% | 67.4% |
| Nf3 | 6 | 7.0% | 50.0% |
| c4 | 3 | 3.5% | 100.0% |
Main lines as White
- 1.d4 — 63% of White games, 63.0% score
- …Nf6 (59% of these games) — Seidl usually continues c4 (57.1% score)
- …d5 (33% of these games) — Seidl usually continues c4 (61.1% score)
- …f5 (4% of these games) — Seidl usually continues Nc3 (75.0% score)
- 1.e4 — 27% of White games, 67.4% score
- …c5 (35% of these games) — Seidl usually continues Nf3 (41.7% score)
- …e5 (30% of these games) — Seidl usually continues Nf3 (71.4% score)
- …c6 (13% of these games) — Seidl usually continues d4 (75.0% score)
As Black against 1.e4 (60 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c6 | 41 | 68.3% | 51.2% |
| c5 | 11 | 18.3% | 54.5% |
| e5 | 6 | 10.0% | 58.3% |
| d5 | 2 | 3.3% | 0.0% |
As Black against 1.d4 (16 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 11 | 68.8% | 40.9% |
| d5 | 5 | 31.3% | 40.0% |
Jan Seidl's chess games
All 176 games by Jan Seidl in the Chess.ceo database (Mar 2017 - 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: 68 wins, 64 draws, 44 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| E04 | Catalan | 15 | 8/4/3 | 53.3% |
| D78 | King's Indian Defense | 9 | 2/4/3 | 22.2% |
| D30 | Slav Defense | 7 | 4/2/1 | 57.1% |
| A50 | Indian Defense | 6 | 1/3/2 | 16.7% |
| A05 | Réti Opening | 5 | 2/2/1 | 40.0% |
| D30 | Queen's Gambit Declined | 4 | 1/1/2 | 25.0% |
| B30 | Sicilian | 4 | 1/2/1 | 25.0% |
| E19 | Queen's Indian Defense | 3 | 3/0/0 | 100.0% |
| A58 | Benoni Defense | 2 | 1/1/0 | 50.0% |
| A80 | Dutch Defense | 2 | 1/1/0 | 50.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B13 | Caro-Kann: Exchange Variation | 10 | 3/6/1 | 30.0% |
| B12 | Caro-Kann: Advance Variation | 8 | 3/1/4 | 37.5% |
| B11 | Caro-Kann: Two Knights Variation | 7 | 2/3/2 | 28.6% |
| B12 | Caro-Kann: Fantasy Variation | 6 | 1/3/2 | 16.7% |
| D35 | Indian Defense | 6 | 1/4/1 | 16.7% |
| B15 | Caro-Kann: Main Line | 5 | 2/2/1 | 40.0% |
| B23 | Sicilian: Closed | 5 | 1/4/0 | 20.0% |
| A13 | English Opening | 3 | 0/3/0 | 0.0% |
| A62 | Catalan | 3 | 0/1/2 | 0.0% |
| B19 | Caro-Kann: Classical | 3 | 1/1/1 | 33.3% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2025 | Va Daskevics | 2,445 | Titled Tue Early | B12 |
| Dec 2024 | Milos Jirovsky | 2,430 | TCh-CZE Extraliga 2024-25 | E04 |
| Jan 2026 | Tomas Kraus | 2,397 | chT-CZE 1 Liga Zapad | A05 |
| Jun 2026 | Bayarjavkhlan Delgerdalai | 2,385 | Mistrovství České republiky školních týmů v šachu 2026, střední školy | E06 |
| Feb 2025 | Martin Cerveny | 2,329 | chT-CZE 1 Liga Zapad | D51 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Titled Tuesday | 2025 | 29 | 16.5 | 2,305 |
| chT-CZE 1 Liga Zapad | 2026 | 19 | 8 | 2,319 |
| ch-CZE U16 | 2023 | 17 | 10.5 | 1,871 |
| ch-CZE U18 | 2024 | 11 | 6 | 2,247 |
| chT1W-CZE 2324 | 2024 | 9 | 5 | 2,220 |
| chT-Mid Bohemia Region 2223 | 2023 | 9 | 4 | 1,986 |
| Ricany Open | 2023 | 9 | 6.5 | 2,106 |
| ch-CZE Amateur | 2023 | 9 | 6.5 | 2,290 |
Interactive opening tree from all 176 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jan Seidl's chess games?
176 games by Jan Seidl, from Mar 2017 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 Seidl has played.
What does Jan Seidl play on the first move as White?
Across 86 games with White in our database, Jan Seidl opens with 1.d4 (63% of games), 1.e4 (27% of games), 1.Nf3 (7% of games). Against 1.e4 as Black, Jan Seidl answers 1...c6 (68% of games), 1...c5 (18% of games), 1...e5 (10% of games). Against 1.d4: 1...Nf6 (69% of games), 1...d5 (31% of games).
What openings does Jan Seidl play as White?
As White, Jan Seidl's most-played openings in our database are: Catalan (15 games, 53.3% win rate); King's Indian Defense (9 games, 22.2% win rate); Slav Defense (7 games, 57.1% win rate). The full breakdown of 86 games with White is in the table above.
What openings does Jan Seidl play as Black?
As Black, Jan Seidl most often plays: Caro-Kann: Exchange Variation (10 games, 30.0% win rate); Caro-Kann: Advance Variation (8 games, 37.5% win rate); Caro-Kann: Two Knights Variation (7 games, 28.6% win rate). See the table above for the top ten Black openings across 90 games.
What is Jan Seidl's FIDE rating?
Jan Seidl is currently rated 2,310 in classical chess, 2,092 in rapid and 2,163 in blitz. Peak classical rating: 2,332 (Feb 2026).
How many games has Jan Seidl played?
Our database contains 176 games by Jan Seidl, covering Mar 2017 to Aug 2026. Overall record: 68 wins, 64 draws, 44 losses (38.6% win rate).
How do I prepare against Jan Seidl?
176 games by Jan Seidl 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.