| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. J Schwalfenberg vs E Wiersma |
| ½-½ | 20 | 1991 | Dutch Open | E60 King's Indian Defense |
| 2. E Wiersma vs A van der Weij |
| 0-1 | 42 | 1991 | Dutch Open | C63 Ruy Lopez, Schliemann Defense |
| 3. M Huizer vs E Wiersma |
| 1-0 | 19 | 1991 | Dutch Open | A48 King's Indian |
| 4. E Brandenburg vs E Wiersma |
| ½-½ | 17 | 1991 | Dutch Open | E76 King's Indian, Four Pawns Attack |
| 5. M Donk vs E Wiersma |
| 0-1 | 29 | 1991 | Dutch Open | E61 King's Indian |
| 6. E Wiersma vs J Piket |
| ½-½ | 41 | 1991 | NED-ch sf | B07 Pirc |
| 7. E Wiersma vs T Luther |
| 0-1 | 25 | 1992 | Leeuwarden Open | C11 French |
| 8. T Vrenegoor vs E Wiersma |
| 1-0 | 35 | 1993 | NED-chT | B33 Sicilian |
| 9. E Wiersma vs E Hoeksema |
| 0-1 | 34 | 1993 | Leeuwarden Open | B62 Sicilian, Richter-Rauzer |
| 10. O Rubingh vs E Wiersma |
| ½-½ | 28 | 1993 | Leeuwarden Open | A48 King's Indian |
| 11. R Timmer vs E Wiersma |
| ½-½ | 66 | 1993 | Leeuwarden Open | A49 King's Indian, Fianchetto without c4 |
| 12. E Wiersma vs T Seeman |
| 0-1 | 38 | 1993 | Leeuwarden Open | B45 Sicilian, Taimanov |
| 13. A Kohler vs E Wiersma |
| 1-0 | 55 | 1993 | Leeuwarden Open | B30 Sicilian |
| 14. E Wiersma vs M Leuw |
| ½-½ | 27 | 1993 | Leeuwarden Open | B07 Pirc |
| 15. C Costello vs E Wiersma |
| ½-½ | 24 | 1993 | Leeuwarden Open | A10 English |
| 16. M Abbink vs E Wiersma |
| 0-1 | 22 | 1995 | NED-chT 1995/96 | B30 Sicilian |
| 17. E Wiersma vs Van Wely |
| 0-1 | 43 | 1995 | Dutch Championship | B81 Sicilian, Scheveningen, Keres Attack |
| 18. E Wiersma vs Sosonko |
| ½-½ | 29 | 1995 | Dutch Championship | B65 Sicilian, Richter-Rauzer Attack, 7...Be7 Defense, 9...Nxd4 |
| 19. I Sokolov vs E Wiersma |
| 1-0 | 43 | 1995 | Dutch Championship | E97 King's Indian |
| 20. E Wiersma vs Nijboer |
| 0-1 | 44 | 1995 | Dutch Championship | B06 Robatsch |
| 21. R Cifuentes vs E Wiersma |
| 1-0 | 27 | 1995 | Dutch Championship | A48 King's Indian |
| 22. E Wiersma vs Van der Sterren |
| ½-½ | 43 | 1995 | Dutch Championship | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 23. L Riemersma vs E Wiersma |
| 1-0 | 25 | 1995 | Dutch Championship | B33 Sicilian |
| 24. E Wiersma vs J Brenninkmeijer |
| ½-½ | 41 | 1995 | Dutch Championship | B48 Sicilian, Taimanov Variation |
| 25. J Piket vs E Wiersma |
| 1-0 | 33 | 1995 | Dutch Championship | E92 King's Indian |
Kibitzing
