Prepare against Jacek Szwaj
Poland · World #40,393 classical · FIDE ID 1147919
Our database contains 275 games by Jacek Szwaj, covering Apr 2008 to Aug 2026. Below you'll find Jacek Szwaj's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jacek Szwaj 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 | 1,933 | 2,000 | Jul 2019 |
| Rapid | 1,932 | 1,971 | Dec 2012 |
| Blitz | 1,869 | 1,906 | Dec 2012 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 275 | 100 | 84 | 91 | 36.4% |
| As White | 135 | 51 | 47 | 37 | 37.8% |
| As Black | 140 | 49 | 37 | 54 | 35.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jacek Szwaj's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jacek Szwaj's side.
First moves as White (135 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 125 | 92.6% | 56.0% |
| Nf3 | 7 | 5.2% | 28.6% |
| f4 | 3 | 2.2% | 83.3% |
Main lines as White
- 1.e4 — 93% of White games, 56.0% score
- …c5 (42% of these games) — Szwaj usually continues Nf3 (51.0% score)
- …e5 (21% of these games) — Szwaj usually continues Nf3 (63.5% score)
- …e6 (14% of these games) — Szwaj usually continues d4 (50.0% score)
- 1.Nf3 — 5% of White games, 28.6% score
- …Nf6 (57% of these games) — Szwaj usually continues g3 (12.5% score)
- …d5 (43% of these games) — Szwaj usually continues g3 (50.0% score)
As Black against 1.e4 (83 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 72 | 86.7% | 56.9% |
| d6 | 5 | 6.0% | 40.0% |
| e6 | 2 | 2.4% | 50.0% |
| e5 | 2 | 2.4% | 50.0% |
| c6 | 1 | 1.2% | 0.0% |
As Black against 1.d4 (35 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 22 | 62.9% | 45.5% |
| d5 | 11 | 31.4% | 22.7% |
| f5 | 2 | 5.7% | 50.0% |
Jacek Szwaj's chess games
All 275 games by Jacek Szwaj in the Chess.ceo database (Apr 2008 - 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: 100 wins, 84 draws, 91 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B44 | Sicilian | 22 | 10/6/6 | 45.5% |
| C07 | French: Tarrasch Variation | 16 | 6/4/6 | 37.5% |
| B73 | Sicilian: Dragon | 9 | 3/4/2 | 33.3% |
| B92 | Sicilian: Najdorf | 8 | 2/1/5 | 25.0% |
| C92 | Ruy Lopez: Closed | 7 | 2/3/2 | 28.6% |
| C78 | Ruy Lopez: Morphy Defense | 6 | 4/2/0 | 66.7% |
| B07 | Pirc Defense | 6 | 2/1/3 | 33.3% |
| B06 | Modern Defense | 5 | 3/1/1 | 60.0% |
| C42 | Petrov's Defense | 5 | 2/3/0 | 40.0% |
| B12 | Caro-Kann: Advance Variation | 4 | 3/0/1 | 75.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B90 | Sicilian: Najdorf | 31 | 13/7/11 | 41.9% |
| B55 | Sicilian | 13 | 5/2/6 | 38.5% |
| D37 | Indian Defense | 7 | 3/2/2 | 42.9% |
| B24 | Sicilian: Closed | 6 | 4/2/0 | 66.7% |
| B52 | Sicilian: Moscow Variation | 6 | 1/4/1 | 16.7% |
| B22 | Sicilian: Alapin | 5 | 3/1/1 | 60.0% |
| A13 | English Opening | 4 | 1/1/2 | 25.0% |
| B63 | Sicilian: Scheveningen | 4 | 1/3/0 | 25.0% |
| E38 | Nimzo-Indian: Classical Variation | 3 | 1/1/1 | 33.3% |
| E14 | Queen's Indian Defense | 3 | 0/0/3 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Oct 2009 | Artur Grzelak | 2,242 | ch-Warsaw City | B06 |
| Jul 2010 | Sebastian Malec | 2,108 | 79th Warsaw YMCA Summer A | C03 |
| Jan 2020 | Marek Swierczewski | 2,090 | 224th Warsaw YMCA Winter A | B22 |
| Jun 2018 | Michalina Rudzinska | 2,088 | 2nd Baltic Cup | B94 |
| Apr 2026 | Jan Rzewucki | 2,082 | Columbus Mistrzostwa Polski Amatorów 2026 | U2200 | B14 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| POL-chT 2nd League | 2024 | 17 | 5 | 1,888 |
| Warsaw Najdorf Memorial Open B | 2010 | 14 | 8.5 | 1,814 |
| Warsaw YMCA Winter B 117th | 2013 | 11 | 5.5 | 1,947 |
| 296th YMCA Winter A | 2025 | 11 | 6 | 1,985 |
| 39th Warsaw YMCA Autumn | 2007 | 11 | 8 | 2,007 |
| 267th Warsaw YMCA Golden Autumn | 2022 | 11 | 3.5 | 1,894 |
| 79th Warsaw YMCA Summer A | 2010 | 11 | 3.5 | 1,882 |
| Warsaw Elo-C | 2008 | 10 | 6 | 1,919 |
Interactive opening tree from all 275 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jacek Szwaj's chess games?
275 games by Jacek Szwaj, from Apr 2008 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 Jacek Szwaj has played.
What does Jacek Szwaj play on the first move as White?
Across 135 games with White in our database, Jacek Szwaj opens with 1.e4 (93% of games), 1.Nf3 (5% of games), 1.f4 (2% of games). Against 1.e4 as Black, Jacek Szwaj answers 1...c5 (87% of games), 1...d6 (6% of games), 1...e6 (2% of games). Against 1.d4: 1...Nf6 (63% of games), 1...d5 (31% of games), 1...f5 (6% of games).
What openings does Jacek Szwaj play as White?
As White, Jacek Szwaj's most-played openings in our database are: Sicilian (22 games, 45.5% win rate); French: Tarrasch Variation (16 games, 37.5% win rate); Sicilian: Dragon (9 games, 33.3% win rate). The full breakdown of 135 games with White is in the table above.
What openings does Jacek Szwaj play as Black?
As Black, Jacek Szwaj most often plays: Sicilian: Najdorf (31 games, 41.9% win rate); Sicilian (13 games, 38.5% win rate); Indian Defense (7 games, 42.9% win rate). See the table above for the top ten Black openings across 140 games.
What is Jacek Szwaj's FIDE rating?
Jacek Szwaj is currently rated 1,933 in classical chess, 1,932 in rapid and 1,869 in blitz. Peak classical rating: 2,000 (Jul 2019).
How many games has Jacek Szwaj played?
Our database contains 275 games by Jacek Szwaj, covering Apr 2008 to Aug 2026. Overall record: 100 wins, 84 draws, 91 losses (36.4% win rate).
How do I prepare against Jacek Szwaj?
275 games by Jacek Szwaj 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.