The Ceske Budejovice Open A 2023 is a 9-round Swiss tournament taking place from 1–9 July 2023 in Ceske Budejovice, Czechia. Players receive 90 minutes for 40 moves, followed by 30 minutes to the end of the game, plus a 30-second increment starting from move one. The top five rated players are Vignir Vatnar Stefansson, Piotr Dobrowolski, Audi Ameya, Petr Velicka and Petr Simek.
Chessdom.com will daily follow the live games.
Parallel : Ceske Budejovice GM A 2023 / Ceske Budejovice GM B 2023 / Ceske Budejovice Open B 2023 / Ceske Budejovice IM 2023
More : Aktobe Open Classic 2023 / Prague Masters 2023 / Prague Challengers 2023 / Prague Open 2023 / Llinars Open 2023 / Sparkassen A-Open 2023 / NC World Masters 2023 / Bydgoszcz Open A 2023 / Bydgoszcz GM 2023 / Vojvodina Open 2023 / 3rd Heldur Valgmae Memorial 2023 / 8th Purtichju Open 2023
Full list of players :
| 1 | Stefansson, Vignir Vatnar | 0/0 | 2487 |
| 2 | Dobrowolski, Piotr | 0/0 | 2417 |
| 3 | Audi Ameya | 0/0 | 2393 |
| 4 | Velicka, Petr | 0/0 | 2370 |
| 5 | Simek, Petr | 0/0 | 2365 |
| 6 | Plischki, Sebastian | 0/0 | 2328 |
| 7 | Toman, Ondrej | 0/0 | 2304 |
| 8 | Md Imran | 0/0 | 2284 |
| 9 | Maryasin, Boris | 0/0 | 2266 |
| 10 | Gandhi, Anish | 0/0 | 2257 |
| 11 | Priehoda, Vitezslav | 0/0 | 2257 |
| 12 | Anand, Batsukh | 0/0 | 2242 |
| 13 | Joshua, A P | 0/0 | 2234 |
| 14 | Slampa, Jan | 0/0 | 2227 |
| 15 | Lajbl, Jan | 0/0 | 2212 |
| 16 | Lutz, Ruben | 0/0 | 2208 |
| 17 | Zima, Jan | 0/0 | 2199 |
| 18 | Leitgeb, Julian | 0/0 | 2198 |
| 19 | Matras, Ondrej | 0/0 | 2185 |
| 20 | Birkisson, Bardur Orn | 0/0 | 2179 |
| 21 | Ponnio, Toni | 0/0 | 2178 |
| 22 | Kiili, Markus | 0/0 | 2174 |
| 23 | Briem, Benedikt | 0/0 | 2165 |
| 24 | Borkovec, Milan | 0/0 | 2156 |
| 25 | Zilavy, Jan | 0/0 | 2146 |
| 26 | Vybiral, Zdenek | 0/0 | 2138 |
| 27 | Nagy, Ladislav | 0/0 | 2138 |
| 28 | Volak, Simon | 0/0 | 2135 |
| 29 | Mai, Alexander Oliver | 0/0 | 2128 |
| 30 | Wiley, Tom E | 0/0 | 2126 |
| 31 | Bartos, Jan | 0/0 | 2122 |
| 32 | Vaclavik, Jan | 0/0 | 2122 |
| 33 | Birkisson, Bjorn Holm | 0/0 | 2121 |
| 34 | Hurtik, Matej | 0/0 | 2120 |
| 35 | Sandvik, Thomas | 0/0 | 2112 |
| 36 | Vltavsky, Vladimir | 0/0 | 2104 |
| 37 | Rounaiv Rana | 0/0 | 2102 |
| 38 | Muzika, Paul | 0/0 | 2102 |
| 39 | Prazak, Daniel | 0/0 | 2082 |
| 40 | Lang, Simon | 0/0 | 2081 |
| 41 | Mai, Aron Thor | 0/0 | 2077 |
| 42 | Sykora, Ondrej | 0/0 | 2067 |
| 43 | Ghevondyan, Arman | 0/0 | 2047 |
| 44 | Chval, Zdenek | 0/0 | 2044 |
| 45 | Svacina, Petr | 0/0 | 2041 |
| 46 | Steiner, Bruno | 0/0 | 2041 |
| 47 | Sharon, Rafael | 0/0 | 2040 |
| 48 | Ermitsch, Michael | 0/0 | 2024 |
| 49 | Bartos, Vaclav | 0/0 | 2019 |
| 50 | Radovic, Stefan | 0/0 | 2012 |
| 51 | Sonkalan Bharati | 0/0 | 2009 |
| 52 | Hurtuk, Radovan | 0/0 | 2007 |
| 53 | Lutz, Rene | 0/0 | 2005 |
| 54 | Rosol, Philip | 0/0 | 2002 |
| 55 | Vilimek, Vit | 0/0 | 1997 |
| 56 | Babicka, Michal | 0/0 | 1996 |
| 57 | Placer, Sebastian | 0/0 | 1978 |
| 58 | Vylicil, Adam | 0/0 | 1967 |
| 59 | Tsifanskaya, Ludmila A | 0/0 | 1964 |
| 60 | Vaculik, Martin | 0/0 | 1963 |
| 61 | Kolka, David | 0/0 | 1959 |
| 62 | Simunek, Jakub Simon | 0/0 | 1952 |
| 63 | Hertlein, Irena | 0/0 | 1951 |
| 64 | Sim, Jia Ru | 0/0 | 1931 |
| 65 | Nejdl, Eduard | 0/0 | 1928 |
| 66 | Slaby, Matej | 0/0 | 1916 |
| 67 | Navratil, Jiri | 0/0 | 1904 |
| 68 | Blumel, Otto | 0/0 | 1900 |
| 69 | Novak, Vaclav | 0/0 | 1899 |
| 70 | Arvind Ramnath Iyer | 0/0 | 1897 |
| 71 | Zelbova, Lada | 0/0 | 1894 |
| 72 | Rucabado, Stefan | 0/0 | 1894 |
| 73 | Fizerova, Lucie | 0/0 | 1868 |
| 74 | Kishore Kumar Jaganathan | 0/0 | 1860 |
| 75 | Stastna, Martina | 0/0 | 1858 |
| 76 | Svacina, Tobias | 0/0 | 1849 |
| 77 | Zednicek, Filip | 0/0 | 1841 |
| 78 | Nagyova, Daniela | 0/0 | 1836 |
| 79 | Steinbauer, Sebastian | 0/0 | 1828 |
| 80 | Schmied, Eva-Maria | 0/0 | 1818 |
| 81 | Simacek, Vaclav | 0/0 | 1799 |
| 82 | Smola, David | 0/0 | 1797 |
| 83 | Novomeska, Karin | 0/0 | 1794 |
| 84 | Harshit Amarnani | 0/0 | 1791 |
| 85 | Linhart, Jaroslav | 0/0 | 1790 |
| 86 | Rybacek, Martin | 0/0 | 1786 |
| 87 | Rybackova, Lucie | 0/0 | 1770 |
| 88 | Dinesh Kumar Jaganathan | 0/0 | 1767 |
| 89 | Vojtek, Pavel | 0/0 | 1761 |
| 90 | Asmita Das | 0/0 | 1759 |
| 91 | Garabik, Marek | 0/0 | 1758 |
| 92 | Pisar, Tomas | 0/0 | 1749 |
| 93 | Svanda, Radek | 0/0 | 1747 |
| 94 | Svejda, Karel | 0/0 | 1723 |
| 95 | Havelkova, Beata | 0/0 | 1707 |
| 96 | Lai, Hong Jun | 0/0 | 1702 |
| 97 | Szopa, Emilia | 0/0 | 1697 |
| 98 | Ashvath Mittal | 0/0 | 1681 |
| 99 | Horyna, Josef | 0/0 | 1678 |
| 100 | Matlocha, Lubomir | 0/0 | 1660 |
| 101 | Dlasek, Jan | 0/0 | 1646 |
| 102 | Rychlik, Zdenek | 0/0 | 1643 |
| 103 | Palka, Miroslav | 0/0 | 1629 |
| 104 | Gregor, Alexandr | 0/0 | 1607 |
| 105 | Sedivy, Karel | 0/0 | 1605 |
| 106 | Nespora, Tatana | 0/0 | 1601 |
| 107 | Dvorak, Jan | 0/0 | 1593 |
| 108 | Policar, Martin | 0/0 | 1561 |
| 109 | Dejmek, Tomas | 0/0 | 1548 |
| 110 | Dobrowolski, Kamil | 0/0 | 1539 |
| 111 | Ethan V Johnson | 0/0 | 1530 |
| 112 | Kukacka, Ladislav | 0/0 | 1516 |
| 113 | Migalko, Dmitriy | 0/0 | 1507 |
| 114 | Dobsa, Emma | 0/0 | 1462 |
| 115 | Kavanova, Anezka | 0/0 | 1456 |
| 116 | Stavova, Helena | 0/0 | 1440 |
| 117 | Bastyr, Pavel | 0/0 | 1410 |
| 118 | Stavova, Marketa | 0/0 | 1388 |
| 119 | Lau, Yan Han | 0/0 | 1363 |
| 120 | Kiszkiel, Oskar | 0/0 | 1216 |
| 121 | Kiszkiel, Wiktor | 0/0 | |
