IM Jonasz Baum Full name Jonasz Baum Born 2004 (age 22) Place of birth Federation Poland Profiles #1024 World Ranking 2449 Classical 2377 Rapid 2383 Blitz Rating Bio Most Played Openings White Pieces Closed Sicilian Defense: Traditional Line (8 games) Sicilian Defense: Open, Najdorf, Adams' Attack (6 games) Queen's Gambit Declined (4 games) Queen's Gambit Declined: Catalan Opening (4 games) Nimzo-Indian Defense: Romanishin-Kasparov System (4 games) Black Pieces English Opening: Symmetrical Variation (5 games) Queen's Gambit Declined: Janowski Variation (5 games) Queen's Gambit Declined (5 games) English Opening: Agincourt Defense (4 games) Closed Sicilian Defense (4 games) Games Players Result Moves Year Jonasz Baum (2449) Jan Smeets (2562) 1-0 40 2026 Jonasz Baum (2388) Hyo Lee (2164) 1-0 32 2026 Jonasz Baum (2388) Dawid Ostojski (1974) 1-0 44 2026 Jonasz Baum (2388) Irina Barchuk (2021) 1-0 42 2026 Jonasz Baum (2388) Sriram Jha (2192) 1-0 55 2026 Jonasz Baum (2388) Abdulla Khamidov (2038) 1-0 43 2026 Jonasz Baum (2449) Nikita Vitiugov (2667) ½-½ 36 2026 Jonasz Baum (2449) Iegor Krivoborodov (2537) ½-½ 30 2026 Lorenzo Lodici (2590) Jonasz Baum (2449) 1-0 53 2026 Nijat Abasov (2593) Jonasz Baum (2449) 1-0 53 2026 Show All Games