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Player profile

Klek, Mikolaj

Standard: 1563 Rapid: 1670 Blitz: 1513 (last updated 2026-10-02)
FIDE ID: 21804990 (view FIDE profile)
Federation: POL Sex: M Birth Year: 2002 Age: 24
Title: — Women's title: — Other title: — FOA title: —
Games: 25 Wins: 9 (36%) Draws: 5 (20%) Losses: 11 (44%)
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Dossier

23 of 25 games analyzed.

Accuracy: 87.2%
Opened d4: 8/8
Castled kingside: 12Same-side castling: 12Did not castle: 4Castled queenside: 1Opposite-side castling: 1
Played on the queenside: 5Played in the center: 5Played on the kingside: 5Fianchettoed queenside: 1
Space advantage: 13Active pieces: 13Backward pawn: 10Initiated exchanges: 10Sacrificed material: 6Isolated pawn: 5Kept the bishop pair: 5Missed tactics: 5Avoided exchanges: 3
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Openings

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As White 9 games 3W 3D 3L
Queen's Pawn Game 6 games 2W 2D 2L
London System 6 games 2W 2D 2L
with e6 4 games 1W 2D 1L
(unspecified) 2 games 1W 0D 1L
Indian Defense 3 games 1W 1D 1L
London System 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
Accelerated London System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
As Black 9 games 5W 0D 4L
Italian Game 4 games 2W 0D 2L
Classical Variation 4 games 2W 0D 2L
Giuoco Pianissimo 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
Sicilian Defense 3 games 2W 0D 1L
Löwenthal Variation 3 games 2W 0D 1L
(unspecified) 3 games 2W 0D 1L
Ruy Lopez 1 game 1W 0D 0L
Morphy Defense 1 game 1W 0D 0L
Graz Variation 1 game 1W 0D 0L
Slav Defense 1 game 0W 0D 1L
Three Knights Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Blunders Top 4 of 144

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

? · 44... Kh7 (−62.3% win chance) 1/2-1/2
Klek, Mikolaj
Kostic, Zivojin
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2026.08.01 · 42. Rd3 (−47.5% win chance) 1/2-1/2
Orlik, Sandra
Klek, Mikolaj
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2026.08.01 · 41. Kh5 (−45.1% win chance) 1/2-1/2
Orlik, Sandra
Klek, Mikolaj
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? · 16... b6 (−42.2% win chance) 1/2-1/2
Klek, Mikolaj
Kostic, Zivojin
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View blunders & mistakes
Games Showing all 25 games
Date Event Round Color Opponent Result Accuracy % First moves