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Player profile

Tuson, Jon

Standard: 1775 Rapid: 1854 Blitz: 0 (last updated 2026-10-02)
FIDE ID: 1807552 (view FIDE profile)
Federation: WLS Sex: M Birth Year: 1965 Age: 61
Title: — Women's title: — Other title: — FOA title: —
Games: 21 Wins: 7 (33%) Draws: 2 (10%) Losses: 12 (57%)
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Dossier

19 of 21 games analyzed.

Accuracy: 82.9%
Opened Nf3: 5/7Opened d4: 2/7
Castled kingside: 14Same-side castling: 12Did not castle: 1
Fianchettoed kingside: 12Played on the queenside: 7Fianchettoed queenside: 5Played on the kingside: 3Played in the center: 2
Active pieces: 13Kept the bishop pair: 11Backward pawn: 11Initiated exchanges: 9Missed tactics: 9Sacrificed material: 8Isolated pawn: 7Space advantage: 5Avoided exchanges: 5Played gambits: 2
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Openings

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As White 8 games 1W 2D 5L
King's Indian Defense 2 games 1W 0D 1L
Fianchetto Variation 1 game 0W 0D 1L
Carlsbad Variation 1 game 0W 0D 1L
Sämisch Variation 1 game 1W 0D 0L
Normal Defense 1 game 1W 0D 0L
English Opening 2 games 0W 1D 1L
Symmetrical Variation 2 games 0W 1D 1L
Anti-Benoni Variation 1 game 0W 0D 1L
Botvinnik System Reversed, with Nf3 1 game 0W 1D 0L
Slav Defense 2 games 0W 1D 1L
Three Knights Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Alapin Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Nimzo-Indian Defense 1 game 0W 0D 1L
Romanishin Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Zukertort Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
As Black 8 games 3W 0D 5L
Pirc Defense 3 games 1W 0D 2L
Byrne Variation 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Queen's Pawn Game 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Benoni Defense 1 game 1W 0D 0L
Benoni-Indian Defense 1 game 1W 0D 0L
Kingside Move Order 1 game 1W 0D 0L
King's Indian Attack 1 game 1W 0D 0L
Symmetrical Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Indian Defense 1 game 0W 0D 1L
Tartakower Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
London System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Blunders Top 4 of 105

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

2025.07.09 · 48. Qe2 (−41.9% win chance) 0-1
Van Kemenade, Rudy
Tuson, Jon
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? · 24... b6 (−41% win chance) 1-0
Tuson, Jon
Ramdewar, Ishan
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2025.07.05 · 50. Kxf2 (−37.9% win chance) 1/2-1/2
Vaidyanathan, Adithya
Tuson, Jon
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2024.03.30 · 36. Ne6 (−37.5% win chance) 1-0
Turner, Joseph David
Tuson, Jon
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View blunders & mistakes
Games Showing all 21 games
Date Event Round Color Opponent Result Accuracy % First moves