Game |
| Result | Moves |
Year | Event/Locale | Opening |
276. J Cox vs S Grover |
| 0-1 | 35 | 2019 | London Chess Classic Open | A36 English |
277. C Bates vs J Cox |
| 0-1 | 45 | 2019 | London Chess Classic Open | A43 Old Benoni |
278. J Cox vs J Moussard |
| 0-1 | 32 | 2019 | London Chess Classic Open | A10 English |
279. M Sedykh vs J Cox |
| ½-½ | 43 | 2019 | London Chess Classic Open | A67 Benoni, Taimanov Variation |
280. J Cox vs R Makkar |
| 1-0 | 21 | 2019 | London Chess Classic Open | A34 English, Symmetrical |
281. D Abrahams vs J Cox |
| 0-1 | 27 | 2019 | London Chess Classic Open | A04 Reti Opening |
282. J Cox vs E Kirk |
| 0-1 | 43 | 2019 | London Chess Classic Open | A13 English |
283. D Eggleston vs J Cox |
| 1-0 | 63 | 2025 | 4NCL 2024/25 | B04 Alekhine's Defense, Modern |
284. J Cox vs E Mirzoeva |
| ½-½ | 50 | 2025 | 4NCL 2024/25 | A10 English |
285. J Cox vs K Arakhamia-Grant |
 | 0-1 | 25 | 2025 | 4NCL 2024/25 | A36 English |