FMMarek Kosiorek
PolandBorn 1976FIDE ID 1110284
Marek Kosiorek is a FIDE master from Poland. On FIDE's October 2026 list Marek Kosiorek is ranked #8511 in the world in classical chess with a rating of 2191.
Classical
2191
World #8511
Rapid
2255
World #3313 0
Blitz
2218
World #3951 0
#289 in Poland2221 12-month high (October 2025)FIDE list: October 2026
Rating history
ClassicalRapidBlitz
Results in broadcast events
Games 2Score 0%Avg. opponent 2461White +0 =0 −1Black +0 =0 −1
LL
| Result | Opponent | Rtg |
|---|---|---|
| L | GMTomasz Markowski | 2431 |
| L | IMPatryk Cieslak | 2491 |
Openings as White
- Italian Game1 game, 0%
Openings as Black
- English Opening1 game, 0%
Results come from tournaments broadcast on ChessTerra events, not a full career record.
Match odds
Ratings and ranks from FIDE's official October 2026 list, updated on the 1st of each month.