Prepare against Ondrej Boff
Czechia · World #24,080 classical · FIDE ID 23733950
Our database contains 94 games by Ondrej Boff, covering Dec 2019 to Aug 2026. Below you'll find Ondrej Boff's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Ondrej Boff 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 | 2,025 | 2,101 | Apr 2026 |
| Rapid | 1,907 | 1,960 | Feb 2025 |
| Blitz | 1,826 | 1,916 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 94 | 33 | 17 | 44 | 35.1% |
| As White | 46 | 17 | 9 | 20 | 37.0% |
| As Black | 48 | 16 | 8 | 24 | 33.3% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Ondrej Boff's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Ondrej Boff's side.
First moves as White (46 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 46 | 100.0% | 46.7% |
Main lines as White
- 1.e4 — 100% of White games, 46.7% score
- …c5 (50% of these games) — Boff usually continues Nf3 (43.5% score)
- …e6 (20% of these games) — Boff usually continues d4 (16.7% score)
- …e5 (20% of these games) — Boff usually continues Bc4 (78.6% score)
As Black against 1.e4 (25 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 13 | 52.0% | 38.5% |
| c5 | 12 | 48.0% | 29.2% |
As Black against 1.d4 (10 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 10 | 100.0% | 70.0% |
Ondrej Boff's chess games
All 94 games by Ondrej Boff in the Chess.ceo database (Dec 2019 - 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: 33 wins, 17 draws, 44 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B44 | Sicilian | 10 | 3/2/5 | 30.0% |
| B52 | Sicilian: Moscow Variation | 7 | 2/1/4 | 28.6% |
| C54 | Italian Game: Giuoco Pianissimo | 4 | 3/0/1 | 75.0% |
| B12 | Caro-Kann: Advance Variation | 4 | 2/1/1 | 50.0% |
| C00 | French Defense | 4 | 0/0/4 | 0.0% |
| B31 | Sicilian: Rossolimo | 4 | 1/2/1 | 25.0% |
| C24 | Bishop's Opening | 3 | 3/0/0 | 100.0% |
| C00 | King's Indian Attack | 3 | 0/1/2 | 0.0% |
| B01 | Scandinavian Defense: Main Line | 1 | 0/0/1 | 0.0% |
| C54 | Italian Game | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B01 | Scandinavian Defense: Main Line | 13 | 5/0/8 | 38.5% |
| B32 | Sicilian | 9 | 2/3/4 | 22.2% |
| A57 | Benoni Defense | 5 | 1/2/2 | 20.0% |
| A15 | English Opening | 5 | 1/0/4 | 20.0% |
| A04 | English Opening: Symmetrical | 5 | 1/3/1 | 20.0% |
| A04 | Réti Opening | 2 | 1/0/1 | 50.0% |
| A45 | London System | 2 | 2/0/0 | 100.0% |
| A01 | Nimzovich-Larsen attack | 1 | 0/0/1 | 0.0% |
| D05 | Indian Defense | 1 | 1/0/0 | 100.0% |
| D05 | Colle System | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Mar 2026 | Andrej Soucek | 2,077 | Czech Youth Championship 2026 | Boys U16 | C54 |
| Mar 2026 | Jakub Mlynek | 2,046 | Czech Youth Championship 2026 | Boys U16 | C54 |
| Mar 2026 | Dominik Svadlenka | 2,045 | Czech Youth Championship 2026 | Boys U16 | B40 |
| Jul 2024 | Jaroslav Olsar | 2,042 | 7th Bohumin Open A | D05 |
| Jul 2024 | Damian Malinowski | 2,023 | 7th Bohumin Open A | A34 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-CZE Betsys Online Blitz | 2021 | 13 | 5 | 1,560 |
| ch-CZE U12 | 2023 | 9 | 5.5 | 1,644 |
| ch-EU Union U10 | 2021 | 9 | 4 | 1,341 |
| 9th Bohumin Open 2026 | 2026 | 9 | 4.5 | 2,051 |
| 7th Bohumin Open A | 2024 | 9 | 4 | 1,986 |
| Czech Youth Championship 2026 | Boys U16 | 2026 | 8 | 6 | 2,291 |
| 8th Bohumin Open | 2025 | 8 | 2.5 | 1,875 |
| chT-CZE U12 | 2022 | 7 | 5 | 1,525 |
Interactive opening tree from all 94 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Ondrej Boff's chess games?
94 games by Ondrej Boff, from Dec 2019 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 Ondrej Boff has played.
What does Ondrej Boff play on the first move as White?
Across 46 games with White in our database, Ondrej Boff opens with 1.e4 (100% of games). Against 1.e4 as Black, Ondrej Boff answers 1...d5 (52% of games), 1...c5 (48% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Ondrej Boff play as White?
As White, Ondrej Boff's most-played openings in our database are: Sicilian (10 games, 30.0% win rate); Sicilian: Moscow Variation (7 games, 28.6% win rate); Italian Game: Giuoco Pianissimo (4 games, 75.0% win rate). The full breakdown of 46 games with White is in the table above.
What openings does Ondrej Boff play as Black?
As Black, Ondrej Boff most often plays: Scandinavian Defense: Main Line (13 games, 38.5% win rate); Sicilian (9 games, 22.2% win rate); Benoni Defense (5 games, 20.0% win rate). See the table above for the top ten Black openings across 48 games.
What is Ondrej Boff's FIDE rating?
Ondrej Boff is currently rated 2,025 in classical chess, 1,907 in rapid and 1,826 in blitz. Peak classical rating: 2,101 (Apr 2026).
How many games has Ondrej Boff played?
Our database contains 94 games by Ondrej Boff, covering Dec 2019 to Aug 2026. Overall record: 33 wins, 17 draws, 44 losses (35.1% win rate).
How do I prepare against Ondrej Boff?
94 games by Ondrej Boff 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.