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Player profile

Iwanczuk, Krzysztof

Standard: 2150 Rapid: 2085 Blitz: 1983 (last updated 2026-11-02)
FIDE ID: 21838607 (view FIDE profile)
Federation: POL Sex: M Birth Year: 2002 Age: 24
Title: — Women's title: — Other title: NA FOA title: —
Games: 79 Wins: 20 (25%) Draws: 37 (47%) Losses: 22 (28%)
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Dossier

73 of 79 games analyzed.

Accuracy: 91.8%
Opened e4: 16/30Opened d4: 7/30Opened Nf3: 4/30Opened c4: 3/30
Castled kingside: 38Same-side castling: 31Did not castle: 8Castled queenside: 5Opposite-side castling: 5
Played in the center: 18Played on the queenside: 11Fianchettoed kingside: 11Played on the kingside: 9Fianchettoed queenside: 8
Sacrificed material: 35Active pieces: 34Kept the bishop pair: 28Space advantage: 28Backward pawn: 25Initiated exchanges: 24Isolated pawn: 20Avoided exchanges: 13Missed tactics: 13Played gambits: 12
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Openings

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As White 32 games 10W 13D 9L
Sicilian Defense 7 games 3W 1D 3L
Najdorf Variation 3 games 2W 0D 1L
Main Line 1 game 1W 0D 0L
Poisoned Pawn Variation 1 game 1W 0D 0L
(unspecified) 1 game 0W 0D 1L
Four Knights Variation 2 games 0W 0D 2L
(unspecified) 2 games 0W 0D 2L
Delayed Alapin Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Nyezhmetdinov-Rossolimo Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
French Defense 4 games 0W 2D 2L
Advance Variation 3 games 0W 1D 2L
(unspecified) 2 games 0W 1D 1L
Paulsen Attack 1 game 0W 0D 1L
Steinitz Variation 1 game 0W 1D 0L
Boleslavsky Variation 1 game 0W 1D 0L
Caro-Kann Defense 3 games 1W 2D 0L
Endgame Offer 2 games 0W 2D 0L
(unspecified) 2 games 0W 2D 0L
Endgame Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Italian Game 3 games 1W 2D 0L
Classical Variation 2 games 1W 1D 0L
Giuoco Pianissimo 1 game 0W 1D 0L
Greco Gambit, Anderssen Variation 1 game 1W 0D 0L
Two Knights Defense 1 game 0W 1D 0L
Modern Bishop's Opening 1 game 0W 1D 0L
Nimzo-Indian Defense 2 games 0W 1D 1L
Rubinstein System 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Sämisch Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
King's Indian Defense 2 games 0W 2D 0L
Normal Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Semi-Averbakh System 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
King's Indian Attack 2 games 0W 0D 2L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Symmetrical Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
English Opening 2 games 1W 1D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Four Knights System 1 game 0W 1D 0L
Nimzowitsch Variation 1 game 0W 1D 0L
King's Indian Attack, with e6 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Slav Defense 1 game 0W 0D 1L
Quiet Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Dutch Defense 1 game 1W 0D 0L
Leningrad Variation 1 game 1W 0D 0L
Warsaw Variation 1 game 1W 0D 0L
Semi-Slav Defense 1 game 1W 0D 0L
Marshall Gambit 1 game 1W 0D 0L
Main Line 1 game 1W 0D 0L
Modern Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Queen's Gambit Declined 1 game 1W 0D 0L
Exchange Variation 1 game 1W 0D 0L
Positional Variation 1 game 1W 0D 0L
Zukertort Opening 1 game 1W 0D 0L
Reversed Grünfeld 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
As Black 24 games 6W 13D 5L
English Opening 5 games 0W 3D 2L
Symmetrical Variation 5 games 0W 3D 2L
Rubinstein Variation 3 games 0W 1D 2L
Four Knights Variation 1 game 0W 1D 0L
Anti-Benoni Variation, Geller Variation 1 game 0W 1D 0L
Ruy Lopez 5 games 0W 5D 0L
Morphy Defense 5 games 0W 5D 0L
Tarrasch Variation 2 games 0W 2D 0L
Anderssen Variation 1 game 0W 1D 0L
Classical Defense Deferred 1 game 0W 1D 0L
Neo-Arkhangelsk Variation 1 game 0W 1D 0L
Four Knights Game 3 games 0W 1D 2L
Glek System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Gunsberg Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Scotch Variation Accepted 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Queen's Gambit Declined 3 games 1W 2D 0L
Barmen Variation 3 games 1W 2D 0L
(unspecified) 3 games 1W 2D 0L
Italian Game 2 games 1W 1D 0L
Giuoco Pianissimo 1 game 0W 1D 0L
Italian Four Knights Variation 1 game 0W 1D 0L
Classical Variation 1 game 1W 0D 0L
Giuoco Pianissimo 1 game 1W 0D 0L
Sicilian Defense 2 games 2W 0D 0L
Moscow Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Najdorf Variation 1 game 1W 0D 0L
Main Line 1 game 1W 0D 0L
Catalan Opening 1 game 0W 1D 0L
Open Defense 1 game 0W 1D 0L
Classical Line 1 game 0W 1D 0L
Nimzo-Indian Defense 1 game 1W 0D 0L
Normal Variation 1 game 1W 0D 0L
Ragozin Variation 1 game 1W 0D 0L
Blackmar-Diemer Gambit 1 game 0W 0D 1L
Reversed Albin Countergambit 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Zukertort Opening 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Blunders Top 4 of 246

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

2024.12.28 · 25... Qe5 (−44.8% win chance) 1/2-1/2
Iwanczuk, Krzysztof
Firman, Nazar
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2026.08.30 · 36. Rxg6 (−44.2% win chance) 0-1
Koziorowicz, Michal
Iwanczuk, Krzysztof
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? · 41. Qd4 (−40.4% win chance) 1/2-1/2
Grech, Kacper
Iwanczuk, Krzysztof
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2024.08.21 · 51. Kxb2 (−39.5% win chance) 0-1
Czernek, Tymon
Iwanczuk, Krzysztof
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View blunders & mistakes
Games Showing all 79 games
Date Event Round Color Opponent Result Accuracy % First moves