| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. M Oratovsky vs J Kokoszczynski |
| 1-0 | 37 | 2023 | Rilton Cup 2023/24 | C77 Ruy Lopez |
| 27. J Kokoszczynski vs K Dwilewicz |
| ½-½ | 45 | 2023 | Rilton Cup 2023/24 | A13 English |
| 28. H Ljung vs J Kokoszczynski |
| 0-1 | 51 | 2023 | Rilton Cup 2023/24 | D02 Queen's Pawn Game |
| 29. J Kokoszczynski vs Romanishin |
| 1-0 | 49 | 2023 | Rilton Cup 2023/24 | E38 Nimzo-Indian, Classical, 4...c5 |
| 30. N Dixit vs J Kokoszczynski |
| 0-1 | 28 | 2024 | Rilton Cup 2023/24 | C43 Petrov, Modern Attack |
| 31. J Kokoszczynski vs M Socko |
| 0-1 | 44 | 2024 | Rilton Cup 2023/24 | E20 Nimzo-Indian |
| 32. J Kokoszczynski vs B Hagner |
| 1-0 | 40 | 2024 | Rilton Cup 2023/24 | C72 Ruy Lopez, Modern Steinitz Defense, 5.O-O |
| 33. G Aradhya vs J Kokoszczynski |
| 1-0 | 37 | 2024 | Rilton Cup 2023/24 | D31 Queen's Gambit Declined |
| 34. A Isik vs J Kokoszczynski |
| 1-0 | 37 | 2024 | Prague Open | D30 Queen's Gambit Declined |
| 35. S Pancewicz vs J Kokoszczynski |
| 0-1 | 56 | 2024 | Najdorf Memorial Open-A | B13 Caro-Kann, Exchange |
| 36. J Kokoszczynski vs R Dalkowski |
| 1-0 | 44 | 2024 | Najdorf Memorial Open-A | A15 English |
| 37. J Kokoszczynski vs V Kazakouski |
| 1-0 | 25 | 2024 | Najdorf Memorial Open-A | B90 Sicilian, Najdorf |
| 38. K Nesterenko vs J Kokoszczynski |
| ½-½ | 54 | 2024 | Najdorf Memorial Open-A | E01 Catalan, Closed |
| 39. J Kokoszczynski vs T Markowski |
| 0-1 | 37 | 2024 | Najdorf Memorial Open-A | C11 French |
| 40. H Patil vs J Kokoszczynski |
| ½-½ | 87 | 2024 | Najdorf Memorial Open-A | E62 King's Indian, Fianchetto |
| 41. J Kokoszczynski vs B Rozycki |
| ½-½ | 60 | 2024 | Najdorf Memorial Open-A | D35 Queen's Gambit Declined |
| 42. G Wiech vs J Kokoszczynski |
| 0-1 | 67 | 2024 | Najdorf Memorial Open-A | C55 Two Knights Defense |
| 43. J Kokoszczynski vs S Dhananjay |
| 1-0 | 41 | 2024 | Najdorf Memorial Open-A | E20 Nimzo-Indian |
| 44. K Jarzebowski vs J Kokoszczynski |
| 0-1 | 35 | 2025 | Najdorf Memorial Open-A | A30 English, Symmetrical |
| 45. J Kokoszczynski vs M Smetek |
| ½-½ | 74 | 2025 | Najdorf Memorial Open-A | B10 Caro-Kann |
| 46. S Praczukowski vs J Kokoszczynski |
| 1-0 | 45 | 2025 | Najdorf Memorial Open-A | C45 Scotch Game |
| 47. J Kokoszczynski vs R Endeladze |
| ½-½ | 19 | 2025 | Najdorf Memorial Open-A | B06 Robatsch |
| 48. S Borischik vs J Kokoszczynski |
| ½-½ | 61 | 2025 | Najdorf Memorial Open-A | A07 King's Indian Attack |
Kibitzing
