| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. J Klimkowski vs I Janik |
| 0-1 | 58 | 2021 | Polish World Cup Qual | A50 Queen's Pawn Game |
| 2. J Klimkowski vs K Piorun |
| 0-1 | 29 | 2021 | Polish World Cup Qual | E73 King's Indian |
| 3. J Klimkowski vs B Socko |
| 0-1 | 49 | 2021 | Polish World Cup Qual | B13 Caro-Kann, Exchange |
| 4. T Warakomski vs J Klimkowski |
| 1-0 | 42 | 2021 | Ustron Open A | B93 Sicilian, Najdorf, 6.f4 |
| 5. D Kadric vs J Klimkowski |
| ½-½ | 54 | 2021 | World Rapid Championship | C41 Philidor Defense |
| 6. J Klimkowski vs L Moroni Jr |
| ½-½ | 49 | 2021 | World Rapid Championship | C78 Ruy Lopez |
| 7. M Demidov vs J Klimkowski |
| 1-0 | 7 | 2021 | World Rapid Championship | E51 Nimzo-Indian, 4.e3 |
| 8. J Klimkowski vs Fridman |
| ½-½ | 42 | 2021 | World Rapid Championship | B12 Caro-Kann Defense |
| 9. B Socko vs J Klimkowski |
| 1-0 | 42 | 2021 | World Rapid Championship | E11 Bogo-Indian Defense |
| 10. S Zilka vs J Klimkowski |
| 0-1 | 64 | 2021 | World Rapid Championship | B90 Sicilian, Najdorf |
| 11. M Klekowski vs J Klimkowski |
| 1-0 | 31 | 2021 | World Rapid Championship | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 12. J Klimkowski vs P Michalik |
| ½-½ | 57 | 2021 | World Rapid Championship | C95 Ruy Lopez, Closed, Breyer |
| 13. J Klimkowski vs A Kozak |
| 0-1 | 73 | 2021 | World Rapid Championship | E15 Queen's Indian |
| 14. J Klimkowski vs Krasenkow |
| 1-0 | 42 | 2021 | World Rapid Championship | B06 Robatsch |
| 15. V Durarbayli vs J Klimkowski |
| 1-0 | 52 | 2021 | World Rapid Championship | B90 Sicilian, Najdorf |
| 16. J Klimkowski vs E Postny |
| 0-1 | 44 | 2021 | World Rapid Championship | C84 Ruy Lopez, Closed |
| 17. N Saraci vs J Klimkowski |
| 1-0 | 49 | 2021 | World Rapid Championship | E11 Bogo-Indian Defense |
| 18. R Sadhwani vs J Klimkowski |
| 0-1 | 43 | 2021 | World Blitz Championship | A17 English |
| 19. J Klimkowski vs V Erdos |
| 1-0 | 33 | 2021 | World Blitz Championship | C92 Ruy Lopez, Closed |
| 20. K Sychev vs J Klimkowski |
| 1-0 | 52 | 2021 | World Blitz Championship | E20 Nimzo-Indian |
| 21. J Klimkowski vs Indjic |
| 1-0 | 62 | 2021 | World Blitz Championship | B80 Sicilian, Scheveningen |
| 22. J Klimkowski vs P Maghsoodloo |
| 1-0 | 38 | 2021 | World Blitz Championship | B32 Sicilian |
| 23. J Klimkowski vs A Timofeev |
| 0-1 | 41 | 2021 | World Blitz Championship | B32 Sicilian |
| 24. S Ter-Sahakyan vs J Klimkowski |
| 1-0 | 26 | 2021 | World Blitz Championship | B99 Sicilian, Najdorf, 7...Be7 Main line |
| 25. J Klimkowski vs A Heimann |
| 1-0 | 36 | 2021 | World Blitz Championship | C78 Ruy Lopez |
Kibitzing
