Prepare against Phileas Mathieu
IM · France · World #1,616 classical · FIDE ID 36048410
When preparing against Phileas Mathieu, expect 1.e4 in 82% of White games. Against 1.e4 the reply is 1...c5 (59% of games); against 1.d4, 1...Nf6 (90%). Lowest win rate among frequent openings: Sicilian as Black, 26.7% over 30 games.
Our database contains 645 games by Phileas Mathieu, covering Oct 2013 to Sep 2026. Below you'll find Phileas Mathieu's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Phileas Mathieu 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 | 2,405 | 2,405 | Sep 2026 |
| Rapid | 2,335 | 2,335 | Sep 2026 |
| Blitz | 2,338 | 2,380 | Dec 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 645 | 279 | 113 | 253 | 43.3% |
| As White | 317 | 153 | 57 | 107 | 48.3% |
| As Black | 328 | 126 | 56 | 146 | 38.4% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Phileas Mathieu's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Phileas Mathieu's side.
First moves as White (317 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 261 | 82.3% | 57.5% |
| a3 | 17 | 5.4% | 55.9% |
| d4 | 15 | 4.7% | 70.0% |
| Nf3 | 13 | 4.1% | 42.3% |
| c4 | 9 | 2.8% | 55.6% |
| h4 | 1 | 0.3% | 0.0% |
Main lines as White
- 1.e4 — 82% of White games, 57.5% score
- …c5 (39% of these games) — Mathieu usually continues Nf3 (52.6% score)
- …e5 (21% of these games) — Mathieu usually continues Nf3 (54.2% score)
- …e6 (12% of these games) — Mathieu usually continues d4 (63.9% score)
- 1.a3 — 5% of White games, 55.9% score
- …g6 (35% of these games) — Mathieu usually continues c4 (66.7% score)
- …e5 (24% of these games) — Mathieu usually continues c4 (62.5% score)
- …Nf6 (12% of these games) — Mathieu usually continues c4 (100.0% score)
As Black against 1.e4 (157 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 92 | 58.6% | 45.7% |
| e5 | 35 | 22.3% | 35.7% |
| e6 | 19 | 12.1% | 50.0% |
| d6 | 6 | 3.8% | 58.3% |
| a6 | 2 | 1.3% | 25.0% |
| g6 | 1 | 0.6% | 100.0% |
As Black against 1.d4 (115 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 104 | 90.4% | 48.1% |
| d5 | 10 | 8.7% | 30.0% |
| g6 | 1 | 0.9% | 100.0% |
Phileas Mathieu's chess games
All 645 games by Phileas Mathieu in the Chess.ceo database (Oct 2013 - 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: 279 wins, 113 draws, 253 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B53 | Sicilian | 36 | 15/6/15 | 41.7% |
| B23 | Sicilian: Closed | 20 | 12/2/6 | 60.0% |
| A00 | Anderssen's opening | 17 | 9/1/7 | 52.9% |
| C77 | Ruy Lopez: Morphy Defense | 15 | 8/3/4 | 53.3% |
| B90 | Sicilian: Najdorf | 14 | 5/4/5 | 35.7% |
| B30 | Sicilian: Rossolimo | 14 | 9/3/2 | 64.3% |
| B11 | Caro-Kann: Two Knights Variation | 13 | 5/2/6 | 38.5% |
| C07 | French: Tarrasch Variation | 12 | 6/1/5 | 50.0% |
| C00 | King's Indian Attack | 11 | 7/3/1 | 63.6% |
| B06 | Modern Defense | 11 | 5/2/4 | 45.5% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B40 | Sicilian | 30 | 8/3/19 | 26.7% |
| A57 | Benoni Defense | 28 | 13/2/13 | 46.4% |
| A43 | Indian Defense | 22 | 8/3/11 | 36.4% |
| B30 | Sicilian: Rossolimo | 19 | 6/6/7 | 31.6% |
| B23 | Sicilian: Closed | 17 | 9/4/4 | 52.9% |
| A04 | Réti Opening | 14 | 8/1/5 | 57.1% |
| A35 | English Opening: Symmetrical | 13 | 5/2/6 | 38.5% |
| A35 | English Opening | 11 | 3/2/6 | 27.3% |
| C55 | Italian Game | 10 | 3/2/5 | 30.0% |
| C78 | Ruy Lopez: Morphy Defense | 10 | 2/3/5 | 20.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Aug 2023 | Andrey Esipenko | 2,683 | Titled Tue Late | A46 |
| Feb 2023 | Maksim Chigaev | 2,632 | Titled Tue Early | C55 |
| Dec 2024 | Aryan Tari | 2,629 | Titled Tue Late | A05 |
| Jun 2024 | Daniil Yuffa | 2,609 | French Blitz Open | A20 |
| Mar 2025 | Christopher Woojin Yoo | 2,588 | Titled Tue Late | A35 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Titled Tuesday | 2026 | 291 | 135 | 2,257 |
| chT-FRA 16 Final-B | 2021 | 15 | 11 | 2,461 |
| ch-FRA Blitz Online Qual | 2020 | 14 | 9.5 | 2,199 |
| ch-FRA U18 | 2023 | 12 | 8.5 | 2,232 |
| chT-FRA Top 16 La Bourdonnais | 2021 | 12 | 5 | 2,339 |
| La Palma Island Open | 2025 | 10 | 7.5 | 2,489 |
| FRA-chT Top 12 | 2021 | 10 | 4 | 2,209 |
| 5th Barcelona IM B | 2021 | 9 | 3.5 | 2,183 |
Interactive opening tree from all 645 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Phileas Mathieu's chess games?
645 games by Phileas Mathieu, from Oct 2013 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 Phileas Mathieu has played.
What does Phileas Mathieu play on the first move as White?
Across 317 games with White in our database, Phileas Mathieu opens with 1.e4 (82% of games), 1.a3 (5% of games), 1.d4 (5% of games). Against 1.e4 as Black, Phileas Mathieu answers 1...c5 (59% of games), 1...e5 (22% of games), 1...e6 (12% of games). Against 1.d4: 1...Nf6 (90% of games), 1...d5 (9% of games), 1...g6 (1% of games).
What openings does Phileas Mathieu play as White?
As White, Phileas Mathieu's most-played openings in our database are: Sicilian (36 games, 41.7% win rate); Sicilian: Closed (20 games, 60.0% win rate); Anderssen's opening (17 games, 52.9% win rate). The full breakdown of 317 games with White is in the table above.
What openings does Phileas Mathieu play as Black?
As Black, Phileas Mathieu most often plays: Sicilian (30 games, 26.7% win rate); Benoni Defense (28 games, 46.4% win rate); Indian Defense (22 games, 36.4% win rate). See the table above for the top ten Black openings across 328 games.
What is Phileas Mathieu's FIDE rating?
Phileas Mathieu is currently rated 2,405 in classical chess, 2,335 in rapid and 2,338 in blitz. Peak classical rating: 2,405 (Sep 2026).
How many games has Phileas Mathieu played?
Our database contains 645 games by Phileas Mathieu, covering Oct 2013 to Sep 2026. Overall record: 279 wins, 113 draws, 253 losses (43.3% win rate).
How do I prepare against Phileas Mathieu?
645 games by Phileas Mathieu 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.