Prepare against Roman Ondreicka
Slovakia · World #25,962 classical · FIDE ID 14980231
When preparing against Roman Ondreicka, expect 1.e4 in 32% of White games. Against 1.e4 the reply is 1...c5 (41% of games); against 1.d4, 1...Nf6 (33%).
Our database contains 83 games by Roman Ondreicka, covering Jun 2023 to Sep 2026. Below you'll find Roman Ondreicka's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Roman Ondreicka 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 | 2,012 | 2,023 | Mar 2026 |
| Rapid | 1,996 | 1,996 | Sep 2026 |
| Blitz | 1,846 | 1,846 | Sep 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 83 | 28 | 28 | 27 | 33.7% |
| As White | 41 | 13 | 15 | 13 | 31.7% |
| As Black | 42 | 15 | 13 | 14 | 35.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Roman Ondreicka's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Roman Ondreicka's side.
First moves as White (41 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 13 | 31.7% | 50.0% |
| Nf3 | 9 | 22.0% | 33.3% |
| g3 | 7 | 17.1% | 71.4% |
| f4 | 6 | 14.6% | 66.7% |
| d4 | 5 | 12.2% | 40.0% |
| c4 | 1 | 2.4% | 0.0% |
Main lines as White
- 1.e4 — 32% of White games, 50.0% score
- …c5 (46% of these games) — Ondreicka usually continues Nc3 (25.0% score)
- …e5 (38% of these games) — Ondreicka usually continues Nf3 (75.0% score)
- …e6 (15% of these games) — Ondreicka usually continues d3 (75.0% score)
- 1.Nf3 — 22% of White games, 33.3% score
- …d5 (56% of these games) — Ondreicka usually continues g3 (50.0% score)
- …Nf6 (22% of these games) — Ondreicka usually continues d4 (0.0% score)
- …c5 (11% of these games) — Ondreicka usually continues g3 (50.0% score)
As Black against 1.e4 (27 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 11 | 40.7% | 63.6% |
| d6 | 10 | 37.0% | 55.0% |
| g6 | 3 | 11.1% | 33.3% |
| e5 | 3 | 11.1% | 16.7% |
As Black against 1.d4 (9 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 3 | 33.3% | 66.7% |
| f5 | 2 | 22.2% | 25.0% |
| g6 | 2 | 22.2% | 25.0% |
| d6 | 1 | 11.1% | 50.0% |
| d5 | 1 | 11.1% | 50.0% |
Roman Ondreicka's chess games
All 83 games by Roman Ondreicka in the Chess.ceo database (Jun 2023 - Sep 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: 28 wins, 28 draws, 27 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A00 | Hungarian Opening | 6 | 3/2/1 | 50.0% |
| A03 | Bird's opening | 6 | 2/4/0 | 33.3% |
| A07 | Réti Opening | 6 | 1/3/2 | 16.7% |
| B23 | Sicilian: Closed | 4 | 1/0/3 | 25.0% |
| A58 | Benoni Defense | 2 | 0/1/1 | 0.0% |
| E60 | Indian Defense | 2 | 0/0/2 | 0.0% |
| A08 | King's Indian Attack | 2 | 1/1/0 | 50.0% |
| B40 | Sicilian: Four Knights | 1 | 0/1/0 | 0.0% |
| C54 | Italian Game | 1 | 1/0/0 | 100.0% |
| C50 | Italian Game: Anti-Fried Liver | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B08 | Pirc Defense | 10 | 4/3/3 | 40.0% |
| B40 | Sicilian | 7 | 4/1/2 | 57.1% |
| B06 | Modern Defense | 6 | 1/1/4 | 16.7% |
| B27 | Sicilian: Hyperaccelerated Dragon | 4 | 2/1/1 | 50.0% |
| A80 | Dutch Defense | 2 | 0/1/1 | 0.0% |
| C50 | Italian Game: Giuoco Pianissimo | 1 | 0/1/0 | 0.0% |
| C58 | Italian Game: Two Knights Defense | 1 | 0/0/1 | 0.0% |
| E71 | King's Indian Defense | 1 | 0/1/0 | 0.0% |
| E91 | King's Indian Defense: Orthodox Variation | 1 | 0/1/0 | 0.0% |
| D02 | London System | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Aug 2026 | Timothy Mifsud | 2,103 | Chess Slovak Open 2026 | B40 |
| Aug 2026 | Vojtech Velim | 2,102 | Chess Slovak Open 2026 | A40 |
| Jul 2026 | Martin Gollner | 2,096 | Slovakia Chess Open 2026 | A00 |
| Jul 2025 | Matej Babula | 2,080 | Slovakia Chess Open | A07 |
| Sep 2025 | Grigorij Sichnenko | 2,047 | Slovakia Open | B38 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Piestany Slovakia Open B | 2024 | 18 | 8.5 | 1,699 |
| Slovakia Chess Open 2026 | 2026 | 9 | 5.5 | 2,122 |
| Slovakia Open | 2025 | 9 | 4.5 | 2,037 |
| Chess Slovak Open 2026 | 2026 | 9 | 4.5 | 2,133 |
| ch-SVK U14 | 2024 | 9 | 5.5 | 1,775 |
| Slovakia Chess Open | 2025 | 8 | 2 | 1,948 |
| ch-SVK U2300 | 2024 | 8 | 4 | 1,776 |
| LJ 2026 # Slovakia chess open | 2026 | 8 | 5.5 | 1,910 |
Interactive opening tree from all 83 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Roman Ondreicka's chess games?
83 games by Roman Ondreicka, from Jun 2023 to Sep 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 Roman Ondreicka has played.
What does Roman Ondreicka play on the first move as White?
Across 41 games with White in our database, Roman Ondreicka opens with 1.e4 (32% of games), 1.Nf3 (22% of games), 1.g3 (17% of games). Against 1.e4 as Black, Roman Ondreicka answers 1...c5 (41% of games), 1...d6 (37% of games), 1...g6 (11% of games). Against 1.d4: 1...Nf6 (33% of games), 1...f5 (22% of games), 1...g6 (22% of games).
What openings does Roman Ondreicka play as White?
As White, Roman Ondreicka's most-played openings in our database are: Hungarian Opening (6 games, 50.0% win rate); Bird's opening (6 games, 33.3% win rate); Réti Opening (6 games, 16.7% win rate). The full breakdown of 41 games with White is in the table above.
What openings does Roman Ondreicka play as Black?
As Black, Roman Ondreicka most often plays: Pirc Defense (10 games, 40.0% win rate); Sicilian (7 games, 57.1% win rate); Modern Defense (6 games, 16.7% win rate). See the table above for the top ten Black openings across 42 games.
What is Roman Ondreicka's FIDE rating?
Roman Ondreicka is currently rated 2,012 in classical chess, 1,996 in rapid and 1,846 in blitz. Peak classical rating: 2,023 (Mar 2026).
How many games has Roman Ondreicka played?
Our database contains 83 games by Roman Ondreicka, covering Jun 2023 to Sep 2026. Overall record: 28 wins, 28 draws, 27 losses (33.7% win rate).
How do I prepare against Roman Ondreicka?
83 games by Roman Ondreicka 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.