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Player profile

Ruiz Perez, Juan Octavio

Standard: 2114 Rapid: 1997 Blitz: 1998 (last updated 2026-11-02)
FIDE ID: 5116660 (view FIDE profile)
Federation: MEX Sex: M Birth Year: 1997 Age: 29
Title: — Women's title: — Other title: — FOA title: —
Games: 76 Wins: 27 (36%) Draws: 25 (33%) Losses: 21 (28%) Other: 3
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Dossier

68 of 76 games analyzed.

Accuracy: 91.9%
Opened e4: 20/23Opened d4: 3/23
Castled kingside: 35Same-side castling: 27Castled queenside: 10Did not castle: 8Opposite-side castling: 5
Played in the center: 21Fianchettoed kingside: 12Played on the queenside: 10Played on the kingside: 9Fianchettoed queenside: 6
Sacrificed material: 36Space advantage: 35Active pieces: 35Initiated exchanges: 35Backward pawn: 28Isolated pawn: 25Kept the bishop pair: 22Played gambits: 15Missed tactics: 13Avoided exchanges: 11
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Openings

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As White 26 games 6W 11D 7L
Sicilian Defense 8 games 1W 3D 3L
Najdorf Variation 3 games 0W 2D 1L
Adams Attack 2 games 0W 2D 0L
Opocensky Variation 1 game 0W 0D 1L
Delayed Alapin Variation 2 games 0W 1D 1L
with e6 2 games 0W 1D 1L
Dragon Variation 1 game 0W 0D 1L
Yugoslav Attack, Panov Variation 1 game 0W 0D 1L
Lasker-Pelikan Variation 1 game 1W 0D 0L
Sveshnikov Variation, Chelyabinsk Variation 1 game 1W 0D 0L
Kalashnikov Variation 1 game 0W 0D 0L
(unspecified) 1 game 0W 0D 0L
French Defense 4 games 3W 1D 0L
Advance Variation 4 games 3W 1D 0L
(unspecified) 2 games 1W 1D 0L
Paulsen Attack 1 game 1W 0D 0L
Milner-Barry Gambit, Hector Variation 1 game 1W 0D 0L
Caro-Kann Defense 4 games 1W 2D 1L
Advance Variation 3 games 1W 1D 1L
Botvinnik-Carls Defense 3 games 1W 1D 1L
Karpov Variation 1 game 0W 1D 0L
Modern Variation 1 game 0W 1D 0L
Scotch Game 3 games 0W 1D 1L
Malaniuk Variation 2 games 0W 0D 1L
(unspecified) 2 games 0W 0D 1L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Italian Game 1 game 0W 1D 0L
Classical Variation 1 game 0W 1D 0L
Giuoco Pianissimo, with a6 1 game 0W 1D 0L
Scandinavian Defense 1 game 0W 1D 0L
Valencian Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Nimzo-Indian Defense 1 game 1W 0D 0L
St. Petersburg Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Pirc Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Lion Defense 1 game 0W 0D 1L
Lion's Jaw 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Grünfeld Defense 1 game 0W 1D 0L
Exchange Variation 1 game 0W 1D 0L
Modern Exchange Variation 1 game 0W 1D 0L
Queen's Gambit Accepted 1 game 0W 0D 1L
Normal Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
As Black 35 games 16W 9D 9L
Sicilian Defense 9 games 6W 2D 1L
Najdorf Variation 6 games 4W 1D 1L
(unspecified) 2 games 2W 0D 0L
Yates Variation 1 game 0W 1D 0L
Lipnitsky Attack 1 game 1W 0D 0L
Opocensky Variation, Traditional Line 1 game 1W 0D 0L
Adams Attack 1 game 0W 0D 1L
O'Kelly Variation 1 game 0W 1D 0L
Maróczy Bind, Geller Line 1 game 0W 1D 0L
Modern Variations 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Alapin Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Grünfeld Defense 5 games 2W 2D 1L
Exchange Variation 4 games 1W 2D 1L
Nadanian Attack 1 game 1W 0D 0L
Classical Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 1D 0L
Modern Exchange Variation, Kramnik's Line 1 game 0W 1D 0L
Three Knights Variation 1 game 1W 0D 0L
Petrosian System 1 game 1W 0D 0L
Ruy Lopez 5 games 2W 1D 2L
Morphy Defense 2 games 0W 1D 1L
Wormald Attack 1 game 0W 1D 0L
Neo-Arkhangelsk Variation 1 game 0W 0D 1L
Exchange Variation 2 games 2W 0D 0L
Normal Variation 2 games 2W 0D 0L
Exchange 1 game 0W 0D 1L
Alekhine Variation 1 game 0W 0D 1L
English Opening 3 games 1W 1D 0L
King's English Variation 2 games 1W 1D 0L
Two Knights Variation, Reversed Dragon 1 game 1W 0D 0L
(unspecified) 1 game 0W 1D 0L
Anglo-Indian Defense 1 game 0W 0D 0L
Anglo-Grünfeld Variation 1 game 0W 0D 0L
East Indian Defense 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
Italian Game 2 games 1W 0D 1L
Classical Variation 1 game 1W 0D 0L
Giuoco Pianissimo 1 game 1W 0D 0L
Two Knights Defense 1 game 0W 0D 1L
Modern Bishop's Opening 1 game 0W 0D 1L
Caro-Kann Defense 2 games 1W 0D 1L
Advance Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Exchange Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Nimzo-Indian Defense 1 game 1W 0D 0L
Sämisch Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
English Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Trompowsky Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Réti Opening 1 game 1W 0D 0L
Anglo-Slav Variation 1 game 1W 0D 0L
London Defensive System 1 game 1W 0D 0L
Bird Opening 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
King's Knight Opening 1 game 1W 0D 0L
Konstantinopolsky 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Nimzo-Larsen Attack 1 game 0W 1D 0L
Classical Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Blunders Top 4 of 280

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

2023.11.09 · 49. Ke4 (−43.6% win chance) *
Javier Antonio Lom Hernandez
Juan Octavio Ruiz Perez
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2023.11.11 · 44... Rxd3 (−42.2% win chance) 1-0
Juan Octavio Ruiz Perez
Daniel Zinedine Leal Escamilla
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2026.10.03 · 58. Kd3 (−41.3% win chance) 0-1
Ruiz Ortiz, Gabriel Abraham
Ruiz Perez, Juan Octavio
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? · 38... Rgxg3+ (−41.1% win chance) 1/2-1/2
Ruiz Perez, Juan Octavio
Avila Fraire, Ameyalli
View game
View blunders & mistakes
Games Showing all 76 games
Date Event Round Color Opponent Result Accuracy % First moves