| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Pokorna vs W Pannekoek |
| 0-1 | 25 |
2001 |
HZ Open | C82 Ruy Lopez, Open |
| 2. W Pannekoek vs V Hagedorn |
| 0-1 | 46 |
2001 |
HZ Open | C00 French Defense |
| 3. W Pannekoek vs G Kodentsov |
| ½-½ | 29 |
2001 |
HZ Open | C19 French, Winawer, Advance |
| 4. B Friesen vs W Pannekoek |
| ½-½ | 35 |
2001 |
HZ Open | A01 Nimzovich-Larsen Attack |
| 5. W Pannekoek vs M Vinck |
| 0-1 | 24 |
2001 |
HZ Open | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 6. W Pannekoek vs S Stange |
| ½-½ | 49 |
2001 |
HZ Open | C42 Petrov Defense |
| 7. K Van Munster vs W Pannekoek |
| ½-½ | 16 |
2001 |
HZ Open | C77 Ruy Lopez |
| 8. Wim Stange vs W Pannekoek |
| ½-½ | 22 |
2001 |
HZ Open | D24 Queen's Gambit Accepted |
| 9. N Zhukova vs W Pannekoek |
| 1-0 | 48 |
2006 |
Gibtelecom Chess Festival | C45 Scotch Game |
| 10. A Fox vs W Pannekoek |
| ½-½ | 21 |
2006 |
Gibtelecom Chess Festival | C80 Ruy Lopez, Open |
| 11. G Phillips vs W Pannekoek |
 | 0-1 | 21 |
2006 |
Gibtelecom Chess Festival | C80 Ruy Lopez, Open |
| 12. A Walton vs W Pannekoek |
| 1-0 | 20 |
2006 |
Gibtelecom Chess Festival | A80 Dutch |
| 13. W Pannekoek vs S R Chowdhury |
| 0-1 | 27 |
2006 |
Gibtelecom Chess Festival | B32 Sicilian |
| 14. W Pannekoek vs D Spence |
| 1-0 | 57 |
2006 |
Gibtelecom Chess Festival | C17 French, Winawer, Advance |
| 15. W Pannekoek vs A Dunn |
| ½-½ | 41 |
2006 |
Gibtelecom Chess Festival | B12 Caro-Kann Defense |
| 16. Klaus Kuenitz vs W Pannekoek |
| 0-1 | 11 |
2006 |
Gibtelecom Chess Festival | C56 Two Knights |
| 17. W Pannekoek vs M A Mohamed |
| ½-½ | 44 |
2006 |
Gibtelecom Chess Festival | B38 Sicilian, Accelerated Fianchetto, Maroczy Bind, 6.Be3 |
| 18. W Pannekoek vs J Flores Chico |
| 0-1 | 40 |
2006 |
Gibtelecom Chess Festival | C12 French, McCutcheon |