Player profile

Maciejewski, Iwo

Standard: 1613 Rapid: 1604 Blitz: 1752 (last updated 2026-10-02)
FIDE ID: 21093130 (view FIDE profile)
Federation: POL Sex: M Birth Year: 2013 Age: 13
Title: — Women's title: — Other title: — FOA title: —
Games: 17 Wins: 8 (47%) Draws: 4 (24%) Losses: 5 (29%)
Dossier

15 of 17 games analyzed.

Accuracy: 90.9%
Opened e4: 5/5
Castled kingside: 11Same-side castling: 9Opposite-side castling: 3Castled queenside: 2Did not castle: 1
Fianchettoed kingside: 8Played in the center: 7Played on the kingside: 3Fianchettoed queenside: 1Played on the queenside: 1
Active pieces: 13Sacrificed material: 9Initiated exchanges: 9Space advantage: 7Backward pawn: 6Isolated pawn: 6Played gambits: 4Kept the bishop pair: 4Avoided exchanges: 3Missed tactics: 3
Openings

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As White 6 games 3W 1D 2L
Sicilian Defense 5 games 3W 1D 1L
Najdorf Variation 2 games 1W 1D 0L
Main Line 1 game 0W 1D 0L
Zagreb Variation 1 game 1W 0D 0L
O'Kelly Variation 1 game 1W 0D 0L
Venice System 1 game 1W 0D 0L
Kramnik Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Hyperaccelerated Dragon 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
English Opening 1 game 0W 0D 1L
Symmetrical Variation 1 game 0W 0D 1L
Botvinnik System 1 game 0W 0D 1L
As Black 10 games 4W 3D 3L
Sicilian Defense 6 games 2W 2D 2L
O'Kelly Variation 3 games 1W 1D 1L
Venice System 2 games 1W 1D 0L
Réti System 1 game 0W 0D 1L
Staunton-Cochrane Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Hyperaccelerated Dragon 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Lasker-Pelikan Variation 1 game 0W 1D 0L
Exchange Variation 1 game 0W 1D 0L
Benko Gambit 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Dutch Defense 1 game 1W 0D 0L
Queen's Knight Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Englund Gambit 1 game 0W 1D 0L
Hartlaub-Charlick Gambit 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Italian Game 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
Greco Gambit, Traditional Line 1 game 1W 0D 0L
Blunders Top 4 of 80

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

? · 49. Kd3 (−72.5% win chance) 1-0
Zajadlak, Milosz
Maciejewski, Iwo
View game
? · 51. Kc5 (−36.2% win chance) 1-0
Zajadlak, Milosz
Maciejewski, Iwo
View game
2025.06.11 · 32. c5 (−33.1% win chance) 0-1
Sewohl, Michal
Maciejewski, Iwo
View game
? · 25. Qg7+ (−26.9% win chance) 1-0
Zajadlak, Milosz
Maciejewski, Iwo
View game
Games Showing all 17 games
Date Event Round Color Opponent Result Accuracy % First moves