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FIDE ID 21004188 · born 2008 · last updated 5/12/2026
Standard
1992
Rapid
2073
Blitz
1984
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Shortlist public Lichess and chess.com accounts for Derejczyk via fuzzy name, country, and rating-band signals. Fastest path; works without sample games.
AI matching by sample game
Searching public databases for known games of Derejczyk…
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Real tournament games of Mateusz Derejczyk from public sources. Select a game to replay it on the board.
All games
+14 =7 -20 · score 43% · 41 games
As White
+9 =3 -9 · score 50% · 21 games
As Black
+5 =4 -11 · score 35% · 20 games
Khimichenko,Dmytro(2028)
Derejczyk,Mateusz(1940)0-1
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As White
| Event | Games | Dates |
|---|---|---|
| ch-Malopolska 2026 | 7 | 2026-06-04 to 2026-06-07 |
| ch-POL Rapid 2025 | 2 | 2025-10-04 |
| TCh-POL 2nd League 2025 | 9 | 2025-08-30 to 2025-09-07 |
| 61st Rubinstein Mem Open | 9 | 2025-08-16 to 2025-08-24 |
| Adolf Anderssen Mem 2025 | 9 | 2025-08-02 |
| Grand Hotel Kielce Open | 3 | 2025-07-04 to 2025-07-06 |
| ch-POL Rapid 2024 | 2 | 2024-10-05 |
Prep report
Their repertoire vs yours
Once you have a candidate account, we cross-reference its opening tree against your imported games, surfacing the lines they play that you don’t know, the leaks in their repertoire you can punish, and the gaps in yours you’ll need to plug before the game.
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As Black
AI matching from found games
We already found 41 of Derejczyk’s real games in public databases. No PGNs needed: one click shortlists public accounts with similar opening choices.
Sources: twic (41) - latest 6/7/2026
Helps match accounts whose display name is not written in Latin letters.
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