The Czech Open 2025 A is taking place July 25 – August 02 in Pardubice, Czech Republic. It is a 9 round Swiss system tournament with time control 90 min / 40 moves + 30 min + 30 sec / move. For more events from Czech Republic, check out The European Chess Calendar, which is part of The Chess Calendar.
The top seeded player is GM Anton Korobov (2631), followed by GM Alexander Donchenko (2608) and GM Liviu-Dieter Nisipeanu (2584). Top 20 is completed by GM Jergus Pechac (2580), GM Diptayan Ghosh (2576), GM Jan Subelj (2549), IM Vaclav Finek (2529), IM Christopher Noe (2520), IM Yevgeniy Roshka (2500), GM Evgeny Zanan (2493), IM Jan Vykouk (2490), IM Balazs Csonka (2467), IM Filip Haring (2466), IM Matic Lavrencic (2465), GM Jiri Stocek (2455), IM Richard Stalmach (2448), IM Piotr Piesik (2436), IM Emil Schmidek (2436), FM Gleb Pidluznij (2432), IM Valentyn Prokofiev (2426). Scroll down for the full participants list.
More : CZECH OPEN 2025 – E
CZECH OPEN 2025 – A participants
| No. | Name | FED | Rtg | |
| 1 | GM | Korobov, Anton | UKR | 2631 |
| 2 | GM | Donchenko, Alexander | GER | 2608 |
| 3 | GM | Nisipeanu, Liviu-Dieter | ROU | 2584 |
| 4 | GM | Pechac, Jergus | SVK | 2580 |
| 5 | GM | Ghosh, Diptayan | IND | 2576 |
| 6 | GM | Subelj, Jan | SLO | 2549 |
| 7 | IM | Finek, Vaclav | CZE | 2529 |
| 8 | IM | Noe, Christopher | GER | 2520 |
| 9 | IM | Roshka, Yevgeniy | UKR | 2500 |
| 10 | GM | Zanan, Evgeny | ISR | 2493 |
| 11 | IM | Vykouk, Jan | CZE | 2490 |
| 12 | IM | Csonka, Balazs | HUN | 2467 |
| 13 | IM | Haring, Filip | SVK | 2466 |
| 14 | IM | Lavrencic, Matic | SLO | 2465 |
| 15 | GM | Stocek, Jiri | CZE | 2455 |
| 16 | IM | Stalmach, Richard | CZE | 2448 |
| 17 | IM | Piesik, Piotr | CZE | 2436 |
| 18 | IM | Schmidek, Emil | GER | 2436 |
| 19 | FM | Pidluznij, Gleb | LTU | 2432 |
| 20 | IM | Prokofiev, Valentyn | UKR | 2426 |
| 21 | IM | Hrbek, Stepan | CZE | 2425 |
| 22 | IM | Itgelt, Khuyagtsogt | MGL | 2425 |
| 23 | IM | Gnojek, Petr | CZE | 2421 |
| 24 | IM | Cukrowski, Filip | POL | 2420 |
| 25 | FM | Dehtiarov, Roman | UKR | 2416 |
| 26 | GM | Kraus, Tomas | CZE | 2412 |
| 27 | GM | Haba, Petr | CZE | 2411 |
| 28 | GM | Simacek, Pavel | CZE | 2411 |
| 29 | FM | Kusa, Jakub | CZE | 2402 |
| 30 | GM | Cvek, Robert | CZE | 2401 |
| 31 | FM | Gloser, David | CZE | 2391 |
| 32 | IM | Frank, Adam | CZE | 2384 |
| 33 | FM | Stinka, Jakub | CZE | 2384 |
| 34 | FM | Mica, Marek | CZE | 2383 |
| 35 | FM | Korshunov, Sergey And. | FID | 2382 |
| 36 | IM | Kilgus, Georg | AUT | 2378 |
| 37 | FM | Delgerdalai, Bayarjavkhlan | CZE | 2369 |
| 38 | FM | Olund, Joar | SWE | 2369 |
| 39 | FM | Uritsky, Yonathan | ISR | 2368 |
| 40 | FM | Heinrich, John | GER | 2362 |
| 41 | Mikes, Jan | CZE | 2360 | |
| 42 | FM | Paszewski, Mateusz | POL | 2360 |
| 43 | FM | Zielonka, Adam | POL | 2351 |
| 44 | FM | Sherman, Raem | ISR | 2350 |
| 45 | IM | Moksh, Amit Doshi | IND | 2348 |
| 46 | FM | Prazak, Daniel | CZE | 2346 |
| 47 | FM | Grezels, Florian | FRA | 2340 |
| 48 | FM | Simek, Petr | CZE | 2339 |
| 49 | FM | Smolik, Jachym | CZE | 2332 |
| 50 | FM | Meissner, Felix | GER | 2322 |
| 51 | IM | Cerveny, Martin | CZE | 2317 |
| 52 | FM | Gombocz, Ferenc Jr. | HUN | 2315 |
| 53 | GM | Lalic, Bogdan | CRO | 2313 |
| 54 | IM | Sylvan, Jacob | DEN | 2313 |
| 55 | FM | Soucek, Jan | CZE | 2309 |
| 56 | IM | Pisk, Petr | CZE | 2306 |
| 57 | FM | Reyan, Md. | IND | 2304 |
| 58 | FM | Valdats, Reinis | LAT | 2302 |
| 59 | Skrbec, Leon | SLO | 2301 | |
| 60 | FM | Zakin, Ilay | ISR | 2300 |
| 61 | FM | Nemitz, Alfred | GER | 2299 |
| 62 | FM | Jirasek, Pavel | CZE | 2296 |
| 63 | FM | Kueppers, Timo | GER | 2292 |
| 64 | FM | Winter, Ondrej | CZE | 2290 |
| 65 | CM | Miazhynski, Michael | AUT | 2288 |
| 66 | FM | Hesse, Henrik | GER | 2280 |
| 67 | FM | Jun, Rudolf | CZE | 2279 |
| 68 | FM | Topencik, Bruno | CZE | 2276 |
| 69 | Davydov, Andrey | RUS | 2276 | |
| 70 | Melestean, Timur | GER | 2274 | |
| 71 | FM | Cerveny, Petr | CZE | 2272 |
| 72 | FM | Bujnoch, Radek | CZE | 2271 |
| 73 | FM | Paseka, Matyas | CZE | 2271 |
| 74 | Backiel, Hubert | POL | 2270 | |
| 75 | FM | Dixit, Arun | USA | 2270 |
| 76 | FM | Bokhnak, Tymofii | CZE | 2261 |
| 77 | Tolmacevs, Artjoms | LAT | 2258 | |
| 78 | FM | Golubovskis, Maksims | LAT | 2254 |
| 79 | CM | Jain, Kushagra | IND | 2250 |
| 80 | Nunez Gregoire, Daniel | GER | 2249 | |
| 81 | Sykora, Marek | CZE | 2248 | |
| 82 | FM | Madej, Marek | POL | 2246 |
| 83 | FM | Kwon, Sehyun | KOR | 2239 |
| 84 | FM | Jares, Michal | CZE | 2236 |
| 85 | CM | Petersen, Marcel | GER | 2236 |
| 86 | FM | Nytra, Ondrej | CZE | 2234 |
| 87 | CM | Omarsson, Adam | ISL | 2232 |
| 88 | FM | Dubinski, Mateusz | POL | 2231 |
| 89 | Kovalskyi, Roman | UKR | 2229 | |
| 90 | FM | Redzisz, Michal | POL | 2223 |
| 91 | CM | Yeropunov, Hlib | UKR | 2223 |
| 92 | CM | Svacina, Tobias | CZE | 2222 |
| 93 | FM | Brejnik, Gustav | CZE | 2220 |
| 94 | Lever, Erwan | FRA | 2219 | |
| 95 | WFM | Prishita, Gupta | IND | 2218 |
| 96 | CM | Zobel, Christian | GER | 2218 |
| 97 | Yasmo, Daniil | GER | 2212 | |
| 98 | FM | Savicevs, Arsenijs | LAT | 2211 |
| 99 | Pliukha, Myhajlo | UKR | 2209 | |
| 100 | FM | Berin, Artem | UKR | 2208 |
| 101 | Vingris, Mikelis | LAT | 2207 | |
| 102 | CM | Guleryuz, Kuzey | TUR | 2204 |
| 103 | Rekuc, Patryk | POL | 2204 | |
| 104 | Schimnatkowski, Lukas | GER | 2202 | |
| 105 | Cherniack, Alex | USA | 2201 | |
| 106 | Holly, Andrej | SVK | 2199 | |
| 107 | FM | Hansch, Karsten | GER | 2196 |
| 108 | CM | Beyer, Lorenz | GER | 2192 |
| 109 | CM | Weidenhoefer, Max | GER | 2189 |
| 110 | WIM | Orian, Noga | ISR | 2188 |
| 111 | CM | Brezis, Ari | ISR | 2179 |
| 112 | Mametev, Artem | CZE | 2179 | |
| 113 | IM | Mannion, Stephen R | SCO | 2179 |
| 114 | Shevchenko, Yaroslav | UKR | 2179 | |
| 115 | CM | Melzner, Lukas | GER | 2177 |
| 116 | Murko, David | SLO | 2175 | |
| 117 | Dovgaliuk, Oleksandr | UKR | 2174 | |
| 118 | IM | Alexikov, Alexander | UKR | 2171 |
| 119 | Zezula, Jakub | CZE | 2166 | |
| 120 | Domanskiy, Mykola | UKR | 2166 | |
| 121 | FM | Lorscheid, Gerhard | GER | 2162 |
| 122 | WIM | Shpanko, Nadiia | SLO | 2162 |
| 123 | Rokos, Filip | CZE | 2159 | |
| 124 | CM | Nagare, Akhilesh | IND | 2156 |
| 125 | Zvolensky, David | CZE | 2154 | |
| 126 | Andriienko, Artom | UKR | 2151 | |
| 127 | Vilimek, Vit | CZE | 2151 | |
| 128 | Grochol, Kamil | POL | 2150 | |
| 129 | Perestjuk, Marko | GER | 2150 | |
| 130 | Praveen, K B | IND | 2149 | |
| 131 | FM | Gaikwad, Siddhant | IND | 2148 |
| 132 | CM | Huh, Isaak | KOR | 2148 |
| 133 | Marak, Jakub | CZE | 2144 | |
| 134 | CM | Dylong, Antoni | POL | 2142 |
| 135 | CM | Bohacek, Jan Andrej | CZE | 2140 |
| 136 | CM | Duchan, Yoav | ISR | 2140 |
| 137 | Ellinger, Maximilian | GER | 2140 | |
| 138 | Praczukowski, Stanislaw | POL | 2139 | |
| 139 | FM | Jedlicka, Ales | CZE | 2138 |
| 140 | CM | Shilon Rahav, Eliran | ISR | 2134 |
| 141 | Lihotsky, Lukas | CZE | 2131 | |
| 142 | Sommer, Justus | GER | 2130 | |
| 143 | Stocek, Martin | CZE | 2129 | |
| 144 | Zadrapova, Amalie | CZE | 2129 | |
| 145 | CM | Debevec, Blaz | SLO | 2129 |
| 146 | WFM | Kuznecova, Marija | LAT | 2129 |
| 147 | CM | Panek, Bartosz | POL | 2129 |
| 148 | Pokorny, Jiri | CZE | 2122 | |
| 149 | Muzis, Renars | LAT | 2121 | |
| 150 | CM | Garsky, Vladyslav | UKR | 2120 |
| 151 | Omarsson, Josef | ISL | 2120 | |
| 152 | Demski, Michal | POL | 2119 | |
| 153 | Hrabal, Matej | CZE | 2119 | |
| 154 | Gutmans, Mihail | LAT | 2116 | |
| 155 | FM | Ungurs, Edgars | LAT | 2116 |
| 156 | WGM | Ptacnikova, Lenka | ISL | 2115 |
| 157 | Madajczak, Piotr | POL | 2114 | |
| 158 | Adamovics, Aleksejs | LAT | 2113 | |
| 159 | CM | Francs, Marats | LAT | 2113 |
| 160 | Decker, Nils | GER | 2110 | |
| 161 | FM | Bartos, Jan | CZE | 2106 |
| 162 | Soucek, Andrej | CZE | 2105 | |
| 163 | WFM | Toroptseva, Yevheniia | UKR | 2104 |
| 164 | Sekova, Olivia | SVK | 2102 | |
| 165 | Cesenek, Jan | CZE | 2101 | |
| 166 | Ret, Adam Josef | CZE | 2100 | |
| 167 | Mydlar, Matej | CZE | 2098 | |
| 168 | Ramlow, Marcus | GER | 2092 | |
| 169 | Triger, Eitan | ISR | 2089 | |
| 170 | Kiszkiel, Oskar | POL | 2087 | |
| 171 | Verbitsky, Jaroslaw | GER | 2086 | |
| 172 | Fruth, David | GER | 2082 | |
| 173 | Moreto Quintana, Alex | ESP | 2080 | |
| 174 | Hermans, Ray | ISR | 2079 | |
| 175 | Bares, Jachym | CZE | 2078 | |
| 176 | Melestean, Maxim | GER | 2078 | |
| 177 | Strahl, Christian | GER | 2077 | |
| 178 | Syzdyk, Samir | KAZ | 2074 | |
| 179 | Mrinmoy, Rajkhowa | IND | 2071 | |
| 180 | WIM | Sochorova, Petra | CZE | 2069 |
| 181 | FM | Laith, Kasib | IRQ | 2069 |
| 182 | Pererva, Viktor | GER | 2066 | |
| 183 | Hoffmann, Kay | GER | 2065 | |
| 184 | Midem, Ismail Eren | TUR | 2063 | |
| 185 | Ihnat, Marek | SVK | 2061 | |
| 186 | Kraus, Sebastian | GER | 2061 | |
| 187 | CM | Chinmay, Kowshik | IND | 2059 |
| 188 | Panko, Radoslav | SVK | 2059 | |
| 189 | Nguyen, Thanh An | GER | 2057 | |
| 190 | Plesek, Jiri | CZE | 2056 | |
| 191 | IM | Chaika, Vitalii | UKR | 2050 |
| 192 | Manyevich, Rom | ISR | 2049 | |
| 193 | Hoerr, Matthias | GER | 2047 | |
| 194 | Martirosyan, David | CZE | 2046 | |
| 195 | Novotny, Dominik | CZE | 2044 | |
| 196 | Stary, Simon | CZE | 2038 | |
| 197 | Hrbek, Jachym | CZE | 2037 | |
| 198 | IM | Dovzhenko, Viktor | UKR | 2035 |
| 199 | Hanein, Avri | ISR | 2035 | |
| 200 | Sanitt, Ethan | ENG | 2033 | |
| 201 | Taus, Martin | CZE | 2024 | |
| 202 | Jaworski, Tymon | POL | 2023 | |
| 203 | Stara, Zuzana | CZE | 2017 | |
| 204 | Nielsen, Morten Majlund | DEN | 2015 | |
| 205 | Hiemer, Bernd | GER | 2011 | |
| 206 | Friedland, Eldar | ISR | 2007 | |
| 207 | Stary, Vojtech | CZE | 2007 | |
| 208 | Niharika, Challa | IND | 2004 |
