Prepare against Ombeline Guillaume
France · World #64,315 classical · FIDE ID 20686480
When preparing against Ombeline Guillaume, expect 1.d4 in 95% of White games. Against 1.e4 the reply is 1...e5 (80% of games); against 1.d4, 1...d5 (100%).
Our database contains 31 games by Ombeline Guillaume, covering Mar 2012 to Jul 2026. Below you'll find Ombeline Guillaume's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Ombeline Guillaume 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 | 1,841 | 1,880 | Sep 2025 |
| Rapid | 1,965 | 1,986 | Mar 2025 |
| Blitz | 1,800 | 1,843 | Jun 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 31 | 8 | 5 | 18 | 25.8% |
| As White | 19 | 4 | 2 | 13 | 21.1% |
| As Black | 12 | 4 | 3 | 5 | 33.3% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Ombeline Guillaume's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Ombeline Guillaume's side.
First moves as White (19 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 18 | 94.7% | 27.8% |
| Nf3 | 1 | 5.3% | 0.0% |
Main lines as White
- 1.d4 — 95% of White games, 27.8% score
- …Nf6 (72% of these games) — Guillaume usually continues c4 (30.8% score)
- …d5 (11% of these games) — Guillaume usually continues c4 (50.0% score)
- …b6 (6% of these games) — Guillaume usually continues c4 (0.0% score)
- 1.Nf3 — 5% of White games, 0.0% score
- …g6 (100% of these games) — Guillaume usually continues c4 (0.0% score)
As Black against 1.e4 (5 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 4 | 80.0% | 75.0% |
| c6 | 1 | 20.0% | 50.0% |
As Black against 1.d4 (4 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 4 | 100.0% | 25.0% |
Ombeline Guillaume's chess games
All 31 games by Ombeline Guillaume in the Chess.ceo database (Mar 2012 - Jul 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: 8 wins, 5 draws, 18 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A57 | Benoni Defense | 4 | 0/1/3 | 0.0% |
| D80 | Grünfeld Defense | 4 | 1/1/2 | 25.0% |
| E91 | King's Indian Defense: Orthodox Variation | 2 | 1/0/1 | 50.0% |
| A40 | English Defense | 2 | 0/0/2 | 0.0% |
| B36 | English Opening | 2 | 0/0/2 | 0.0% |
| D51 | Queen's Gambit Declined | 1 | 1/0/0 | 100.0% |
| A88 | Dutch Defense | 1 | 0/0/1 | 0.0% |
| E11 | Bogo-Indian Defense | 1 | 0/0/1 | 0.0% |
| D15 | Slav Defense | 1 | 0/0/1 | 0.0% |
| E90 | King's Indian Defense | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C50 | Italian Game | 3 | 3/0/0 | 100.0% |
| D00 | Queen's Pawn Game | 2 | 0/1/1 | 0.0% |
| A00 | Dunst Opening | 1 | 0/0/1 | 0.0% |
| D02 | Réti Opening | 1 | 1/0/0 | 100.0% |
| C67 | Ruy Lopez: Berlin Defense | 1 | 0/0/1 | 0.0% |
| D35 | Semi-Slav Defense | 1 | 0/0/1 | 0.0% |
| B11 | Caro-Kann: Two Knights Variation | 1 | 0/1/0 | 0.0% |
| D10 | Slav Defense | 1 | 0/0/1 | 0.0% |
| D05 | Colle System | 1 | 0/1/0 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Apr 2016 | Floriane Dieuleveut | 1,840 | ch-FRA U20 Girls | E90 |
| Apr 2014 | Jeanne Vignette | 1,762 | ch-FRA U18 Girls | C50 |
| May 2013 | Amelie Quelennec | 1,694 | ch-FRA U16 Girls | D02 |
| Apr 2016 | Sibylle-Anne Rouzes | 1,602 | ch-FRA U20 Girls | D51 |
| Apr 2014 | Kelly Sonet | 1,498 | ch-FRA U18 Girls | D92 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-FRA U18 Girls | 2015 | 9 | 3 | 1,741 |
| Sautron Open w | 2013 | 6 | 3 | 1,666 |
| ch-FRA U16 Girls | 2013 | 4 | 1.5 | 1,618 |
| ch-FRA U20 Girls | 2016 | 4 | 2.5 | 1,921 |
| Mulhouse Lallemand Memorial Open | 2024 | 4 | 0.5 | 1,700 |
| Angouleme Lallemand Memorial Open | 2018 | 2 | 0 | 1,841 |
| ch-FRA U12 Girls | 2009 | 1 | 0 | 1,142 |
| ch-FRA U14 Girls | 2010 | 1 | 0 | 1,272 |
Interactive opening tree from all 31 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Ombeline Guillaume's chess games?
31 games by Ombeline Guillaume, from Mar 2012 to Jul 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 Ombeline Guillaume has played.
What does Ombeline Guillaume play on the first move as White?
Across 19 games with White in our database, Ombeline Guillaume opens with 1.d4 (95% of games), 1.Nf3 (5% of games). Against 1.e4 as Black, Ombeline Guillaume answers 1...e5 (80% of games), 1...c6 (20% of games). Against 1.d4: 1...d5 (100% of games).
What openings does Ombeline Guillaume play as White?
As White, Ombeline Guillaume's most-played openings in our database are: Benoni Defense (4 games, 0.0% win rate); Grünfeld Defense (4 games, 25.0% win rate); King's Indian Defense: Orthodox Variation (2 games, 50.0% win rate). The full breakdown of 19 games with White is in the table above.
What openings does Ombeline Guillaume play as Black?
As Black, Ombeline Guillaume most often plays: Italian Game (3 games, 100.0% win rate); Queen's Pawn Game (2 games, 0.0% win rate); Dunst Opening (1 games, 0.0% win rate). See the table above for the top ten Black openings across 12 games.
What is Ombeline Guillaume's FIDE rating?
Ombeline Guillaume is currently rated 1,841 in classical chess, 1,965 in rapid and 1,800 in blitz. Peak classical rating: 1,880 (Sep 2025).
How many games has Ombeline Guillaume played?
Our database contains 31 games by Ombeline Guillaume, covering Mar 2012 to Jul 2026. Overall record: 8 wins, 5 draws, 18 losses (25.8% win rate).
How do I prepare against Ombeline Guillaume?
31 games by Ombeline Guillaume 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.