The 65th Southend Easter Chess Congress – FIDE Open 2023 will take place from 07-10 April 2023 in Southend, England. The tournament format is 7-round Swiss system with time control 90 minutes plus a 30-second increment starting from move one. In the list below you can see all 34 registered players :
| Rk. | SNo | Name | FED | Rtg | |
| 1 | 1 | IM | Bates, Richard | ENG | 2327 |
| 2 | 2 | Domenech, Vianney | FRA | 2249 | |
| 3 | 3 | IM | Zapolskis, Antanas | LTU | 2227 |
| 4 | 4 | Shafi, Declan | SCO | 2202 | |
| 5 | 5 | Onslow, Alfie | ENG | 2174 | |
| 6 | 6 | Jones, Steven | ENG | 2143 | |
| 7 | 7 | Spence, David | ENG | 2134 | |
| 8 | 8 | Finn, Peter | ENG | 2127 | |
| 9 | 9 | FM | Eames, Robert | ENG | 2124 |
| 10 | 10 | FM | Britton, Richard | ENG | 2106 |
| 11 | 11 | FM | Dougherty, Michael | CAN | 2093 |
| 12 | 12 | Malinovskii, Ilia | ENG | 2040 | |
| 13 | 13 | Badacsonyi, Frankie | ENG | 2010 | |
| 14 | 14 | Alldritt, Nigel | ENG | 1993 | |
| 15 | 15 | Ledger, Steve | ENG | 1992 | |
| 16 | 16 | Ismailov, Roman | LTU | 1952 | |
| 17 | 17 | Badacsonyi, Stanley | ENG | 1949 | |
| 18 | 18 | Myall, Ivan | ENG | 1944 | |
| 19 | 19 | AIM | Karas, Eugenia | ENG | 1925 |
| 20 | 20 | Brunello, Roberta | ITA | 1924 | |
| 21 | 21 | Williamson, Kevin | ENG | 1884 | |
| 22 | 22 | Banerjee, Supratit | SCO | 1871 | |
| 23 | 23 | Barton, Tom | ENG | 1828 | |
| 24 | 24 | Staniland^, Philip | ENG | 1824 | |
| 25 | 25 | Freeman, Ashley | ENG | 1820 | |
| 26 | 26 | Bharat Kumar, Balahari | ENG | 1782 | |
| 27 | 27 | Bara, Radu | ROU | 1769 | |
| 28 | 28 | Rida^, Ruqayyah | ENG | 1762 | |
| 29 | 29 | Deepak Ambattu, Rithvik | SCO | 1726 | |
| 30 | 30 | Moss, Thomas | ENG | 1620 | |
| 31 | 31 | Catabay, Mae | ENG | 1541 | |
| 32 | 32 | Pereslavtsev, Alexandr | ENG | 1498 | |
| 33 | 33 | Raikundalia, Krishna | ENG | 1475 | |
| 34 | 34 | Simms, Jake | ENG | 1805 |
