GM Juan Carlos Obregon Rivero Full name Juan Carlos Obregon Rivero Born 1989 (age 37) Place of birth Federation Mexico Profiles # World Ranking 2446 Classical 2504 Rapid 2506 Blitz Bio Most Played Openings White Pieces Sicilian Defense: Kan, Modern Variation (5 games) Sicilian Defense: Open, Najdorf, Opočenský, Traditional Line (5 games) King's Indian Defense: Fianchetto, Debrecen, Classical Main Line (4 games) King's Indian Attack: Yugoslav Variation (3 games) French Defense: King's Indian Attack (3 games) Black Pieces Sicilian Defense: Open, Pelikán and Sveshnikov, Chelyabinsk Variation (6 games) Sicilian Defense: Open, Accelerated Dragon, Maróczy Bind Formation (5 games) King's Indian Defense: Normal Variation (4 games) Sicilian Defense: Taimanov, Bastrikov Variation (4 games) Réti Opening: Nimzowitsch-Larsen Attack (4 games) Games Players Result Moves Year Juan Carlos Obregon Rivero (2846) Piotr Zareba (2531) 1-0 60 2026 Juan Carlos Obregon Rivero (2845) Vahan Nalbandyan (2612) 1-0 51 2026 Juan Carlos Obregon Rivero (2860) Razvan Preotu (2781) 1-0 66 2026 Juan Carlos Obregon Rivero (2870) Gleb Dudin (2989) 1-0 73 2026 Juan Carlos Obregon Rivero (2876) Le Thao Nguyen Pham (2623) 1-0 49 2026 Juan Carlos Obregon Rivero (2874) Miguel Herrera Ortiz (2633) 1-0 36 2026 Juan Carlos Obregon Rivero (2858) Nicolas Gabriel Rojas Linares (2698) 1-0 56 2026 Juan Carlos Obregon Rivero (2861) Ali Aras Yildiz (2546) 1-0 84 2026 Juan Carlos Obregon Rivero (2828) Benedict Smail (2577) 1-0 31 2026 Juan Carlos Obregon Rivero (2827) Padmini Rout (2630) 1-0 50 2026 Show All Games