| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. S Dilleigh vs Dirk Sikkel |
| ½-½ | 33 | 2017 | Hastings 2016/17 | A04 Reti Opening |
| 27. Dirk Sikkel vs M W Healey |
| 0-1 | 32 | 2017 | Hastings 2016/17 | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 28. N Krueger vs Dirk Sikkel |
| ½-½ | 45 | 2017 | Hastings 2016/17 | B06 Robatsch |
| 29. Steinar Lima vs Dirk Sikkel |
| 0-1 | 45 | 2018 | Reykjavik Open | A40 Queen's Pawn Game |
| 30. Dirk Sikkel vs K Edvardsson |
| 1-0 | 35 | 2018 | Reykjavik Open | B13 Caro-Kann, Exchange |
| 31. L Unuk vs Dirk Sikkel |
| 1-0 | 41 | 2018 | Reykjavik Open | A40 Queen's Pawn Game |
| 32. Dirk Sikkel vs D Maxion |
| 1-0 | 38 | 2018 | Reykjavik Open | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 33. Dirk Sikkel vs T K Antal |
 | 0-1 | 24 | 2018 | Reykjavik Open | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 34. E O Risting vs Dirk Sikkel |
| 1-0 | 53 | 2018 | Reykjavik Open | A41 Queen's Pawn Game (with ...d6) |
| 35. Dirk Sikkel vs S Bergsson |
| 1-0 | 63 | 2018 | Reykjavik Open | A00 Uncommon Opening |
| 36. D Ragnarsson vs Dirk Sikkel |
| 1-0 | 62 | 2018 | Reykjavik Open | A40 Queen's Pawn Game |
| 37. Dirk Sikkel vs S Davidsson |
| 1-0 | 33 | 2019 | Reykjavik Open | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 38. K Ghazarian vs Dirk Sikkel |
| 1-0 | 32 | 2019 | Reykjavik Open | B06 Robatsch |
| 39. J Gantar vs Dirk Sikkel |
| 1-0 | 59 | 2019 | Reykjavik Open | B06 Robatsch |
| 40. A F Kristjansson vs Dirk Sikkel |
| 1-0 | 38 | 2019 | Reykjavik Open | B06 Robatsch |
Kibitzing
