IMGuillaume Sermier
SwitzerlandBorn 1978FIDE ID 605832
Guillaume Sermier is an international master from Switzerland. On FIDE's November 2026 list Guillaume Sermier is ranked #4421 in the world in classical chess with a rating of 2291.
Classical
2291
World #4421 +5
Rapid
2362
Inactive 0
Blitz
2398
Inactive 0
#50 in Switzerland2300 12-month high (February 2026)FIDE list: November 2026
Rating history
ClassicalRapidBlitz
Results in broadcast events
Games 6Score 42%Performance 2370Avg. opponent 2429White +1 =1 −0Black +0 =2 −2
DWLDLD
| Result | Opponent | Rtg |
|---|---|---|
| D | WIMMariia Manko | 2297 |
| W | FMDieter, Dr. Knoedler | 2273 |
| L | IMDanyil Mosesov | 2467 |
| D | GMMarkus Ragger | 2579 |
| L | GMRomain Edouard | 2540 |
| D | IMAnthony Petkidis | 2417 |
Openings as White
- Tarrasch Defense1 game, 100%
- Bogo-Indian Defense1 game, 50%
Openings as Black
- French Defense2 games, 25%
- Catalan Opening1 game, 50%
- Slav Defense1 game, 0%
Results come from tournaments broadcast on ChessTerra events, not a full career record.
Match odds
Ratings and ranks from FIDE's official November 2026 list, updated on the 1st of each month.