The 2023 International Chess Open Graz will take place from 18 to 24 February in Graz, Austria. The event features three tournaments: A (for players rated 2000+), B (for players rated U2000) and C (for players rated U1700). Each tournament will be played in 9 rounds, swiss system, with the time control 90 min + 30 sec increment. The total prize fund of the event is 8.500 EUR.
The field is currently led by GM Nodirbek Yakubboev, GM Bartosz Socko and GM Abhijeet Gupta. Starting list of players can be seen below and will be regularly updated.
| No. | Name | FED | RtgI | |
| 1 | GM | Yakubboev Nodirbek | UZB | 2630 |
| 2 | GM | Socko Bartosz | POL | 2624 |
| 3 | GM | Gupta Abhijeet | IND | 2606 |
| 4 | GM | Basso Pier Luigi | ITA | 2536 |
| 5 | IM | Roshka Yevgeniy | UKR | 2503 |
| 6 | GM | Pötsch Hagen | GER | 2489 |
| 7 | GM | Blohberger Felix | AUT | 2488 |
| 8 | IM | Janzelj Tim | SLO | 2469 |
| 9 | GM | Yankelevich Lev | GER | 2458 |
| 10 | GM | Diermair Andreas | AUT | 2457 |
| 11 | GM | Socko Monika | POL | 2450 |
| 12 | IM | Rosner Jonas | GER | 2447 |
| 13 | IM | Hacker Jonas | GER | 2444 |
| 14 | IM | Poormosavi Seyed Kian | IRI | 2442 |
| 15 | FM | Spyropoulos Nikolaos | GRE | 2442 |
| 16 | FM | Dotzer Lukas | AUT | 2436 |
| 17 | IM | Gschnitzer Adrian | GER | 2428 |
| 18 | IM | Harshavardhan G B | IND | 2428 |
| 19 | IM | Dobrowolski Piotr | POL | 2411 |
| 20 | IM | Krishnater Kushager | IND | 2411 |
| 21 | IM | Ceres Dragos | MDA | 2409 |
| 22 | FM | Tisaj Domen | SLO | 2396 |
| 23 | IM | Jakovljevic Vlado | BIH | 2388 |
| 24 | IM | Schnider Gert | AUT | 2385 |
| 25 | FM | Pastar Slaven | BIH | 2376 |
| 26 | FM | Mis Mieszko | POL | 2374 |
| 27 | FM | Pasti Aron | HUN | 2370 |
| 28 | Arpan Das | IND | 2364 | |
| 29 | IM | Kowalski Igor | POL | 2357 |
| 30 | FM | Wilhelm Till | GER | 2350 |
| 31 | IM | Battey Alexander | USA | 2344 |
| 32 | FM | Kucza Karol | POL | 2342 |
| 33 | IM | Goluch Piotr | POL | 2328 |
| 34 | FM | Schernthaner David | AUT | 2320 |
| 35 | FM | Sandhöfner Florian | AUT | 2305 |
| 36 | Sowinski Pawel | POL | 2305 | |
| 37 | FM | Luberanski Jakub | POL | 2297 |
| 38 | FM | Kristoferitsch Daniel | AUT | 2294 |
| 39 | FM | Gschiel Alexander | AUT | 2288 |
| 40 | FM | Goldbeck Lars | GER | 2287 |
| 41 | FM | Konyves Almos | HUN | 2272 |
| 42 | FM | Aradhya Garg | IND | 2268 |
| 43 | FM | Kurmangaliyeva Liya | KAZ | 2267 |
| 44 | FM | Neuschmied Siegfried | AUT | 2265 |
| 45 | FM | Ruff Maximilian | GER | 2265 |
| 46 | CM | Hasanagic Alim | SLO | 2259 |
| 47 | FM | Kueppers Timo | GER | 2252 |
| 48 | FM | Balint Peter | AUT | 2245 |
| 49 | IM | Bakalarz Mietek | LUX | 2234 |
| 50 | Paprocki Antoni | POL | 2230 | |
| 51 | FM | Kopinits Anna-Christina | AUT | 2221 |
| 52 | FM | Babic Drasko | BIH | 2220 |
| 53 | Schimnatkowski Lukas | GER | 2220 | |
| 54 | Kleibel Uwe | GER | 2219 | |
| 55 | Breneis Lukas | AUT | 2215 | |
| 56 | Kölber Daniel | AUT | 2214 | |
| 57 | FM | Frosch Ronald | AUT | 2212 |
| 58 | MK | Jetzl Joerg | AUT | 2203 |
| 59 | Burrer Fabian | AUT | 2197 | |
| 60 | FM | Bubalovic Davorin | CRO | 2196 |
| 61 | Dubnevych Maksym | UKR | 2196 | |
| 62 | Jurakic Lukas | CRO | 2196 | |
| 63 | FM | Maurer Jochen | GER | 2194 |
| 64 | FM | Fishchuk Vladyslav | UKR | 2183 |
| 65 | Tancsa Tamás | HUN | 2181 | |
| 66 | Boehme Sebastian | GER | 2179 | |
| 67 | Jankowiak Tomasz | POL | 2175 | |
| 68 | Uphoff Lennart | GER | 2170 | |
| 69 | Assylov Miras | KAZ | 2163 | |
| 70 | Pogany Zsombor | HUN | 2162 | |
| 71 | FM | Zvarik Martin | SVK | 2161 |
| 72 | CM | Kumala Aleksander | POL | 2158 |
| 73 | Praczukowski Stanislaw | POL | 2154 | |
| 74 | Ilijic Mihajilo | AUT | 2142 | |
| 75 | FM | Singer Richard | AUT | 2139 |
| 76 | Tulchynskyi Feliks | UKR | 2139 | |
| 77 | Chubakov Sultan | KGZ | 2134 | |
| 78 | Zdybel Przemyslaw | POL | 2133 | |
| 79 | FM | Wegerer Fred Ing. | AUT | 2128 |
| 80 | Leisenberger Harald | AUT | 2128 | |
| 81 | FM | Kostov Deyan Samuil | BUL | 2124 |
| 82 | Rozycki Bartlomiej | POL | 2114 | |
| 83 | WFM | Skuhala Barbara | SLO | 2110 |
| 84 | NM | Loebler Heimo Mag. | AUT | 2106 |
| 85 | Kostelny Jozef | SVK | 2103 | |
| 86 | Raczek Krzysztof | POL | 2102 | |
| 87 | Lohr Maximilian | GER | 2100 | |
| 88 | Walter Thomas | GER | 2098 | |
| 89 | Kocak Ediz | GER | 2096 | |
| 90 | Kienböck Benjamin | AUT | 2080 | |
| 91 | Zhang Xiao | CHN | 2070 | |
| 92 | WFM | Teuschler Barbara | AUT | 2067 |
| 93 | Schliebener Stephan | GER | 2067 | |
| 94 | Majoros Rozsa Evelin | HUN | 2059 | |
| 95 | Eibinger Manuel DI. Dr. | AUT | 2055 | |
| 96 | Wendl Philipp | AUT | 2055 | |
| 97 | Jankowiak Piotr | POL | 2049 | |
| 98 | Mooser Nicolas | GER | 2048 | |
| 99 | Brunner Tobias | GER | 2044 | |
| 100 | Kodric Gasper | SLO | 2039 | |
| 101 | Tumur-Ochir Duluu | MGL | 2038 | |
| 102 | Tomic Stjepan | CRO | 2029 | |
| 103 | Kuru Atilla | TUR | 2027 | |
| 104 | Panjer Sidney | GER | 2016 | |
| 105 | Zaytsev Alexander | AUT | 2012 | |
| 106 | Teuschler Hugo MMag. | AUT | 2009 | |
| 107 | Pasti Anna | HUN | 2006 | |
| 108 | Loukopoulos Panagiotis-Athanasi | GRE | 2005 | |
| 109 | Mujacic Haris | BIH | 2005 | |
| 110 | Jakob Matthias | GER | 1996 | |
| 111 | Mashchenko Tamila | UKR | 1995 | |
| 112 | Reisenhofer Maximilian | AUT | 1990 | |
| 113 | Siekanska Maria | POL | 1989 | |
| 114 | Lehocz Jozsef | HUN | 1983 | |
| 115 | CM | Harish Neeraj | USA | 1981 |
| 116 | Dushatov Timur | KAZ | 1976 | |
| 117 | Pasti Zsombor | HUN | 1956 | |
| 118 | Terkiewicz Bruno | POL | 1949 | |
| 119 | CM | Tulendinov Dinmukhammed | KAZ | 1948 |
| 120 | Jetzl Julian | AUT | 1936 | |
| 121 | WIM | Mar Karmen | SLO | 1932 |
| 122 | Kazmierowski Tymon | POL | 1920 | |
| 123 | Hammerl Jonas | GER | 1892 | |
| 124 | Cedzo Adam | SVK | 1886 | |
| 125 | Alzamil Abdulaziz | KSA | 1877 | |
| 126 | Poljan Max | CRO | 1877 | |
| 127 | Gölles Herbert | AUT | 1872 | |
| 128 | Kiraly Lilla Virag | HUN | 1861 | |
| 129 | Siekanska Zuzanna | POL | 1858 | |
| 130 | Pellicoro Nathalie | SUI | 1853 | |
| 131 | Muratova Saltanat | KAZ | 1847 | |
| 132 | Deschler Arne | GER | 1837 | |
| 133 | Kocharyan Vache | ARM | 1835 | |
| 134 | Stichter Constantin Paul | GER | 1819 | |
| 135 | Liesendahl Felix | GER | 1780 | |
| 136 | Schwan Aaron | GER | 1767 | |
| 137 | Taragan Uri | ISR | 1761 | |
| 138 | Alsemail Mohammed Fahad M | KSA | 1714 | |
| 139 | Park Seonjae | KOR | 1709 | |
| 140 | Szarvas Nora | HUN | 1682 | |
| 141 | Shen Tingrui | GER | 1677 | |
| 142 | Al Mutlaq Ibrahim A | KSA | 1655 | |
| 143 | Grzadka Artur | POL | 1619 | |
| 144 | Voronaya Eva | FID | 1467 |
