Game |
| Result | Moves |
Year | Event/Locale | Opening |
26. A Kamara vs J P de Mey |
| 0-1 | 67 | 2024 | Budapest Olympiad | B28 Sicilian, O'Kelly Variation |
27. J Hasford vs J P de Mey |
| ½-½ | 51 | 2024 | Budapest Olympiad | D39 Queen's Gambit Declined, Ragozin, Vienna Variation |
28. J P de Mey vs M Allam |
 | 1-0 | 18 | 2024 | Budapest Olympiad | D02 Queen's Pawn Game |
29. J P de Mey vs K Bomo |
| ½-½ | 63 | 2024 | Budapest Olympiad | B01 Scandinavian |
30. H Heimisson vs J P de Mey |
| 1-0 | 43 | 2025 | Reykjavik Open | D31 Queen's Gambit Declined |
31. S Lohia vs J P de Mey |
| 1-0 | 63 | 2025 | Reykjavik Open | B76 Sicilian, Dragon, Yugoslav Attack |