| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. J Hilwerda vs K Nagtegaal |
| ½-½ | 36 | 2017 | Hilversum op | A02 Bird's Opening |
| 2. J Hilwerda vs C Schoppen |
| 0-1 | 39 | 2017 | 21st Hoogeveen Open | C11 French |
| 3. Z Kollen vs J Hilwerda |
| 1-0 | 72 | 2018 | Groningen Open | C84 Ruy Lopez, Closed |
| 4. B Pel vs J Hilwerda |
| ½-½ | 37 | 2018 | Groningen Open | A00 Uncommon Opening |
| 5. J Hilwerda vs E Sparenberg |
| 1-0 | 73 | 2018 | Groningen Open | C58 Two Knights |
| 6. J Hilwerda vs B Baum |
| 0-1 | 78 | 2018 | Groningen Open | C11 French |
| 7. J Hilwerda vs S Elgersma |
| 0-1 | 36 | 2018 | Groningen Open | D05 Queen's Pawn Game |
| 8. B de Boer vs J Hilwerda |
| 0-1 | 12 | 2018 | Groningen Open | A15 English |
| 9. J Hilwerda vs J Kokje |
| ½-½ | 46 | 2018 | Groningen Open | A02 Bird's Opening |
| 10. J Hilwerda vs H Grooten |
| 1-0 | 55 | 2018 | Groningen Open | A45 Queen's Pawn Game |
| 11. J Hilwerda vs W Gijsen |
| 1-0 | 44 | 2019 | Groningen Open | B90 Sicilian, Najdorf |
| 12. M Pacher vs J Hilwerda |
| 1-0 | 32 | 2019 | Groningen Open | B45 Sicilian, Taimanov |
| 13. J Hilwerda vs G Haan |
| 1-0 | 25 | 2019 | Groningen Open | B48 Sicilian, Taimanov Variation |
| 14. I Maris vs J Hilwerda |
| ½-½ | 80 | 2019 | Groningen Open | A15 English |
| 15. J Hilwerda vs M A Gomes |
| 0-1 | 47 | 2019 | Groningen Open | B28 Sicilian, O'Kelly Variation |
| 16. M van Foreest vs J Hilwerda |
| 0-1 | 63 | 2019 | Groningen Open | B45 Sicilian, Taimanov |
| 17. J Hilwerda vs M de Jong |
| 0-1 | 21 | 2019 | Groningen Open | C18 French, Winawer |
| 18. J Balje vs J Hilwerda |
| ½-½ | 21 | 2019 | Groningen Open | E90 King's Indian |
| 19. J Hilwerda vs A Nicolai |
| ½-½ | 19 | 2019 | Groningen Open | B30 Sicilian |
| 20. E Bogdanov vs J Hilwerda |
| 0-1 | 49 | 2022 | Fredericia IM | B31 Sicilian, Rossolimo Variation |
| 21. J Hilwerda vs J Hector |
| 1-0 | 67 | 2022 | OBRO International | C45 Scotch Game |
| 22. J Hilwerda vs P Theulings |
| 1-0 | 52 | 2023 | Dutch League 2023/24 | E04 Catalan, Open, 5.Nf3 |
| 23. S Geirnaert vs J Hilwerda |
| 1-0 | 58 | 2023 | Dutch League 2023/24 | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 24. T Grutter vs J Hilwerda |
| 1-0 | 37 | 2023 | Dutch League 2023/24 | C46 Three Knights |
| 25. J Hilwerda vs D Geerke |
| 1-0 | 29 | 2023 | Dutch League 2023/24 | A15 English |
Kibitzing
