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Player profile

Wieczorek, Jakub

Standard: 1980 Rapid: 1911 Blitz: 1878 (last updated 2026-11-02)
FIDE ID: 21800693 (view FIDE profile)
Federation: POL Sex: M Birth Year: 1992 Age: 34
Title: — Women's title: — Other title: — FOA title: —
Games: 21 Wins: 16 (76%) Draws: 2 (10%) Losses: 3 (14%)
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Dossier

20 of 21 games analyzed.

Accuracy: 89.9%
Opened g3: 6/9Opened d4: 2/9Opened Nf3: 1/9
Castled kingside: 14Same-side castling: 12Did not castle: 6
Fianchettoed kingside: 14Played on the kingside: 8Fianchettoed queenside: 3Played on the queenside: 2Played in the center: 2
Initiated exchanges: 17Backward pawn: 14Space advantage: 13Kept the bishop pair: 12Sacrificed material: 11Isolated pawn: 10Active pieces: 10Missed tactics: 8Avoided exchanges: 1
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Openings

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As White 9 games 7W 0D 2L
Hungarian Opening 6 games 4W 0D 2L
(unspecified) 4 games 2W 0D 2L
(unspecified) 4 games 2W 0D 2L
Catalan Formation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Slav Formation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Indian Defense 1 game 1W 0D 0L
Tartakower Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Trompowsky Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Réti Opening 1 game 1W 0D 0L
Anglo-Slav Variation 1 game 1W 0D 0L
with g3 1 game 1W 0D 0L
As Black 12 games 9W 2D 1L
Scandinavian Defense 5 games 5W 0D 0L
Valencian Variation 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
Mieses-Kotroc Variation 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
Gubinsky-Melts Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Caro-Kann Defense 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
Modern Defense 2 games 0W 1D 1L
Pseudo-Austrian Attack 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Standard Line 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Rat Defense 1 game 1W 0D 0L
English Rat 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Zukertort Opening 1 game 1W 0D 0L
Dutch Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
English Opening 1 game 1W 0D 0L
Caro-Kann Defensive System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Blunders Top 4 of 111

This player's costliest moves in analyzed games. Can you find the winning move?

2026.04.12 · 64. Nd5 (−57.8% win chance) 0-1
Kozaczuk, Witold
Wieczorek, Jakub
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2026.04.16 · 17. Rh5 (−38.4% win chance) 1-0
Pietras, Maksymilian
Wieczorek, Jakub
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2025.02.03 · 59... g4 (−34.9% win chance) 0-1
Wieczorek, Jakub
Klama, Andrzej
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2025.02.03 · 73... Qe3+ (−31.8% win chance) 0-1
Wieczorek, Jakub
Klama, Andrzej
View game
View blunders & mistakes
Games Showing all 21 games
Date Event Round Color Opponent Result Accuracy % First moves