Prepare against David E Onley
United Kingdom · World #21,416 classical · FIDE ID 419311
Our database contains 176 games by David E Onley, covering Sep 2011 to Aug 2026. Below you'll find David E Onley's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout David E Onley 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 | 2,045 | 2,158 | May 2016 |
| Blitz | 2,072 | 2,133 | Aug 2016 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 176 | 82 | 47 | 47 | 46.6% |
| As White | 88 | 48 | 19 | 21 | 54.5% |
| As Black | 88 | 34 | 28 | 26 | 38.6% |
Move-by-move preparation stats
Straight from the preparation tree built over all of David E Onley's games — the same tree the interactive prep board lets you walk to any depth. Scores are from David E Onley's side.
First moves as White (88 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 87 | 98.9% | 65.5% |
| f4 | 1 | 1.1% | 50.0% |
Main lines as White
- 1.e4 — 99% of White games, 65.5% score
- …c5 (33% of these games) — Onley usually continues Nf3 (63.8% score)
- …e5 (17% of these games) — Onley usually continues Nf3 (36.4% score)
- …e6 (14% of these games) — Onley usually continues d4 (58.3% score)
- 1.f4 — 1% of White games, 50.0% score
- …c5 (100% of these games) — Onley usually continues Nf3 (50.0% score)
As Black against 1.e4 (38 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 35 | 92.1% | 54.3% |
| g6 | 2 | 5.3% | 75.0% |
| e6 | 1 | 2.6% | 0.0% |
As Black against 1.d4 (32 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 25 | 78.1% | 60.0% |
| e6 | 3 | 9.4% | 16.7% |
| f5 | 2 | 6.3% | 100.0% |
| g6 | 1 | 3.1% | 0.0% |
| c5 | 1 | 3.1% | 0.0% |
David E Onley's chess games
All 176 games by David E Onley in the Chess.ceo database (Sep 2011 - 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: 82 wins, 47 draws, 47 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C05 | French: Tarrasch Variation | 12 | 6/2/4 | 50.0% |
| B31 | Sicilian: Rossolimo | 11 | 6/2/3 | 54.5% |
| B43 | Sicilian | 10 | 4/3/3 | 40.0% |
| B07 | Pirc Defense | 6 | 5/0/1 | 83.3% |
| B06 | Modern Defense | 5 | 4/0/1 | 80.0% |
| B13 | Caro-Kann: Exchange Variation | 4 | 3/0/1 | 75.0% |
| B51 | Sicilian: Moscow Variation | 4 | 3/1/0 | 75.0% |
| C45 | Scotch Game | 4 | 2/1/1 | 50.0% |
| C22 | Center Game | 4 | 3/1/0 | 75.0% |
| C89 | Ruy Lopez: Closed | 4 | 1/0/3 | 25.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B46 | Sicilian | 19 | 9/5/5 | 47.4% |
| B23 | Sicilian: Closed | 8 | 1/4/3 | 12.5% |
| B07 | Sicilian: Alapin | 7 | 2/3/2 | 28.6% |
| A15 | English Opening | 5 | 2/1/2 | 40.0% |
| E69 | King's Indian Defense: Fianchetto Variation | 5 | 1/2/2 | 20.0% |
| E61 | King's Indian Defense | 5 | 2/1/2 | 40.0% |
| E92 | King's Indian Defense: Orthodox Variation | 5 | 2/3/0 | 40.0% |
| C40 | Dutch Defense | 5 | 4/1/0 | 80.0% |
| A96 | Horwitz Defense | 3 | 0/1/2 | 0.0% |
| B06 | Modern Defense | 3 | 1/1/1 | 33.3% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Nov 2022 | Ian A Robson | 2,231 | chT4-BCF 2223 (4NCL) | C22 |
| Jul 2015 | Hans-Christoph Andersen | 2,228 | ch-NATO 26th | B19 |
| Jul 2015 | Alexander Rosenkilde | 2,225 | ch-NATO 26th | E95 |
| Sep 2019 | Dariusz Sycz | 2,215 | 30th ch-NATO | E89 |
| Oct 2012 | Oliver Nill | 2,193 | 23rd ch-NATO | B06 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| chT4-BCF 2223 (4NCL) | 2023 | 9 | 6.5 | 2,152 |
| 24th ch-NATO | 2013 | 7 | 4.5 | 2,212 |
| 22nd ch-NATO | 2011 | 7 | 4.5 | 2,166 |
| ch-UK Armed Forces | 2023 | 7 | 6 | 2,144 |
| 25th ch-NATO | 2014 | 7 | 4 | 2,060 |
| 23rd ch-NATO | 2012 | 7 | 5 | 2,217 |
| 29th ch-NATO | 2018 | 7 | 3.5 | 2,033 |
| 30th ch-NATO | 2019 | 7 | 3.5 | 1,998 |
Interactive opening tree from all 176 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find David E Onley's chess games?
176 games by David E Onley, from Sep 2011 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 David E Onley has played.
What does David E Onley play on the first move as White?
Across 88 games with White in our database, David E Onley opens with 1.e4 (99% of games), 1.f4 (1% of games). Against 1.e4 as Black, David E Onley answers 1...c5 (92% of games), 1...g6 (5% of games), 1...e6 (3% of games). Against 1.d4: 1...Nf6 (78% of games), 1...e6 (9% of games), 1...f5 (6% of games).
What openings does David E Onley play as White?
As White, David E Onley's most-played openings in our database are: French: Tarrasch Variation (12 games, 50.0% win rate); Sicilian: Rossolimo (11 games, 54.5% win rate); Sicilian (10 games, 40.0% win rate). The full breakdown of 88 games with White is in the table above.
What openings does David E Onley play as Black?
As Black, David E Onley most often plays: Sicilian (19 games, 47.4% win rate); Sicilian: Closed (8 games, 12.5% win rate); Sicilian: Alapin (7 games, 28.6% win rate). See the table above for the top ten Black openings across 88 games.
What is David E Onley's FIDE rating?
David E Onley is currently rated 2,045 in classical chess and 2,072 in blitz. Peak classical rating: 2,158 (May 2016).
How many games has David E Onley played?
Our database contains 176 games by David E Onley, covering Sep 2011 to Aug 2026. Overall record: 82 wins, 47 draws, 47 losses (46.6% win rate).
How do I prepare against David E Onley?
176 games by David E Onley 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.