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Player profile

Wierzbica, Jan

Standard: 1679 Rapid: 1852 Blitz: 1635 (last updated 2026-11-02)
FIDE ID: 91131480 (view FIDE profile)
Federation: POL Sex: M Birth Year: 2016 Age: 10
Title: — Women's title: — Other title: — FOA title: —
Games: 31 Wins: 14 (45%) Draws: 6 (19%) Losses: 11 (35%)
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Dossier

30 of 31 games analyzed.

Accuracy: 86.9%
Opened d4: 15/15
Castled kingside: 26Same-side castling: 24Did not castle: 3Opposite-side castling: 1Castled queenside: 1
Played on the queenside: 10Played on the kingside: 8Played in the center: 5Fianchettoed kingside: 3Fianchettoed queenside: 1
Initiated exchanges: 22Active pieces: 21Isolated pawn: 18Sacrificed material: 17Space advantage: 16Backward pawn: 15Kept the bishop pair: 14Missed tactics: 8Avoided exchanges: 2Accepted short draws: 1
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Openings

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As White 15 games 9W 1D 5L
Slav Defense 5 games 4W 0D 1L
Exchange Variation 5 games 4W 0D 1L
(unspecified) 5 games 4W 0D 1L
Nimzo-Indian Defense 2 games 1W 1D 0L
Classical Variation 2 games 1W 1D 0L
(unspecified) 1 game 1W 0D 0L
Noa Variation 1 game 0W 1D 0L
Queen's Gambit Declined 2 games 2W 0D 0L
Exchange Variation 2 games 2W 0D 0L
Positional Variation 2 games 2W 0D 0L
Grünfeld Defense 1 game 1W 0D 0L
Three Knights Variation 1 game 1W 0D 0L
Petrosian System 1 game 1W 0D 0L
English Opening 1 game 0W 0D 1L
Symmetrical Variation 1 game 0W 0D 1L
Anti-Benoni Variation 1 game 0W 0D 1L
Benoni Defense 1 game 0W 0D 1L
Fianchetto Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Benko Gambit Accepted 1 game 0W 0D 1L
Fully Accepted Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
King's Indian Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Queen's Gambit Accepted 1 game 1W 0D 0L
Central Variation 1 game 1W 0D 0L
Alekhine System 1 game 1W 0D 0L
As Black 16 games 5W 5D 6L
French Defense 9 games 2W 3D 4L
Schlechter Variation 3 games 1W 1D 1L
(unspecified) 3 games 1W 1D 1L
Advance Variation 2 games 0W 0D 2L
Milner-Barry Gambit, Main Line 1 game 0W 0D 1L
Milner-Barry Gambit, Hector Variation 1 game 0W 0D 1L
Tarrasch Variation 2 games 1W 0D 1L
Open System, Süchting Line 1 game 0W 0D 1L
Open System 1 game 1W 0D 0L
Wing Gambit 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Classical Variation 1 game 0W 1D 0L
Burn Variation, Morozevich Line 1 game 0W 1D 0L
Caro-Kann Defense 3 games 1W 1D 1L
Maróczy Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Tartakower Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Exchange Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Queen's Gambit Declined 3 games 1W 1D 1L
Modern Variation 3 games 1W 1D 1L
Normal Line 2 games 1W 0D 1L
Heral Variation 1 game 0W 1D 0L
Queen's Pawn Game 1 game 1W 0D 0L
Colle System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Blunders Top 4 of 177

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

2026.10.15 · 26... Nxe5 (−46.2% win chance) 1-0
Wierzbica, Jan
Janik, Albert
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2026.10.15 · 29... Qxe1+ (−43.3% win chance) 1-0
Wierzbica, Jan
Janik, Albert
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2026.10.14 · 50. b3 (−42.8% win chance) 0-1
Szczypka, Sebastian
Wierzbica, Jan
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2026.07.13 · 26. Qe2 (−40.5% win chance) 0-1
Stupak, Kacper
Wierzbica, Jan
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Games Showing all 31 games
Date Event Round Color Opponent Result Accuracy % First moves