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Player profile

Theon, Pierre

Standard: 2076 Rapid: 1926 Blitz: 2054 (last updated 2026-11-02)
FIDE ID: 608106 (view FIDE profile)
Federation: FRA Sex: M Birth Year: 1958 Age: 68
Title: — Women's title: — Other title: — FOA title: —
Games: 21 Wins: 7 (33%) Draws: 9 (43%) Losses: 5 (24%)
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Dossier

18 of 21 games analyzed.

Accuracy: 91.3%
Opened e4: 6/7Opened d4: 1/7
Castled kingside: 12Same-side castling: 7Opposite-side castling: 6Castled queenside: 5Did not castle: 1
Fianchettoed kingside: 7Played on the queenside: 7Played in the center: 4Played on the kingside: 3Fianchettoed queenside: 2
Active pieces: 13Space advantage: 11Initiated exchanges: 10Kept the bishop pair: 10Isolated pawn: 9Sacrificed material: 9Backward pawn: 8Avoided exchanges: 4Accepted short draws: 3Missed tactics: 3
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Openings

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As White 9 games 5W 2D 2L
Sicilian Defense 2 games 1W 0D 1L
Hyperaccelerated Dragon 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Najdorf Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
French Defense 2 games 1W 0D 1L
Advance Variation 2 games 1W 0D 1L
Milner-Barry Gambit, Hector Variation 1 game 1W 0D 0L
Milner-Barry Gambit, Main Line 1 game 0W 0D 1L
King's Indian Defense 1 game 1W 0D 0L
Normal Variation 1 game 1W 0D 0L
Standard Development 1 game 1W 0D 0L
Vienna Game 1 game 0W 1D 0L
Falkbeer Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Lion Defense 1 game 1W 0D 0L
Bayonet Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Czech Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Scotch Game 1 game 0W 1D 0L
Scotch Gambit 1 game 0W 1D 0L
Advance Variation 1 game 0W 1D 0L
As Black 12 games 2W 7D 3L
Sicilian Defense 3 games 0W 2D 1L
Grand Prix Attack 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Czerniak Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Dragon Variation 1 game 0W 1D 0L
Yugoslav Attack, Czerniak Variation 1 game 0W 1D 0L
English Opening 2 games 0W 2D 0L
Anglo-Indian Defense 1 game 0W 1D 0L
King's Indian Formation 1 game 0W 1D 0L
Symmetrical Variation 1 game 0W 1D 0L
Anti-Benoni Variation 1 game 0W 1D 0L
English Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Caro-Kann Defense 1 game 1W 0D 0L
Two Knights Attack 1 game 1W 0D 0L
Mindeno Variation, Exchange Line 1 game 1W 0D 0L
Catalan Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
East Indian Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
King's Indian Defense 1 game 0W 1D 0L
Sämisch Variation 1 game 0W 1D 0L
Normal Defense 1 game 0W 1D 0L
Nimzo-Indian Defense 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Zukertort Opening 1 game 0W 0D 1L
Reversed Grünfeld 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Blunders Top 4 of 67

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

2025.10.28 · 25... Nxc8 (−37.7% win chance) 1-0
Theon, Pierre
Orpinas Konig, Claudio Javier
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2025.10.22 · 28. Bf4 (−29.3% win chance) 1-0
Renaud, Jacques
Theon, Pierre
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2025.10.24 · 36. c3 (−29.1% win chance) 0-1
Nasybullin, Vladislav
Theon, Pierre
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2025.02.24 · 35. Qc5 (−27.3% win chance) 0-1
Baum, Bernd, Dr.
Theon, Pierre
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Games Showing all 21 games
Date Event Round Color Opponent Result Accuracy % First moves