GM Viktor Erdos Photo: Maria Emelianova/Chess.com. Full name Viktor Erdos Born 1987 (age 39) Place of birth Federation Hungary Profiles #208 World Ranking 2547 Classical 2505 Rapid 2579 Blitz Rating Bio Viktor Erdos is a Hungarian grandmaster who qualified for the 2021 FIDE World Cup. Most Played Openings White Pieces Nimzo-Indian Defense: Classical, Noa Variation (21 games) Nimzo-Indian Defense: Classical, Keres Defense (19 games) English Opening: Caro-Kann Defensive System (18 games) Nimzo-Indian Defense: Classical Variation (17 games) Bogo-Indian Defense: Grünfeld Variation (14 games) Black Pieces French Defense: Tarrasch, Morozevich Variation (14 games) King's Indian Defense (13 games) Grünfeld Defense: Exchange, Modern Exchange Variation (13 games) Ruy López Opening: Morphy Defense, Columbus Variation (12 games) Ruy López Opening: Morphy Defense, Keres, Flohr-Zaitsev System (11 games) Games Players Result Moves Year Viktor Erdos (2536) Nigel Birtwistle (2031) 1-0 31 2025 Viktor Erdos (2542) Marko Rubil (2276) 1-0 25 2025 Viktor Erdos (2542) Georg Halvax (2441) 1-0 38 2025 Viktor Erdos (2542) Hamish Olson (2316) 1-0 47 2025 Viktor Erdos (2579) Thomas Hebesberger (2231) 1-0 18 2025 Viktor Erdos (2579) Zbigniew Pakleza (2449) 1-0 42 2025 Viktor Erdos (2579) Kateryna Lagno (2452) 1-0 22 2025 Viktor Erdos (2579) Zhu Chen (2282) 1-0 30 2025 Viktor Erdos (2579) Elena Orshonova (2027) 1-0 31 2025 Viktor Erdos (2579) Elina Danielian (2342) 1-0 33 2025 Show All Games