| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Timman vs M Etmans |
| 1-0 | 41 |
1967 |
Nederland tt | A52 Budapest Gambit |
| 2. M Etmans vs Timman |
| 1-0 | 66 |
1969 |
Leeuwarden | B22 Sicilian, Alapin |
| 3. M Etmans vs F Kuijpers |
| 0-1 | 27 |
1969 |
NED-ch | B40 Sicilian |
| 4. M Etmans vs J Piket |
| 0-1 | 30 |
1969 |
Leeuwarden NED ch | B06 Robatsch |
| 5. Timman vs M Etmans |
| 1-0 | 34 |
1976 |
Holland | B33 Sicilian |
| 6. M Etmans vs G Timmerman |
| ½-½ | 30 |
1981 |
NED-ch11 corr8183 | C77 Ruy Lopez |
| 7. M Etmans vs G Timmerman |
| ½-½ | 68 |
1983 |
NED-ch13 corr8385 | B30 Sicilian |
| 8. Van der Wiel vs M Etmans |
| 1-0 | 46 |
1986 |
Utrecht | B78 Sicilian, Dragon, Yugoslav Attack, 10.castle long |
| 9. Miles vs M Etmans |
| 1-0 | 54 |
1986 |
Utrecht | E21 Nimzo-Indian, Three Knights |
| 10. M Etmans vs Timman |
| 0-1 | 28 |
1987 |
Holland | B03 Alekhine's Defense |
| 11. M Etmans vs R de Boer |
| ½-½ | 40 |
1989 |
corr NL ch 17 | C77 Ruy Lopez |
| 12. M Etmans vs J Prins |
| 0-1 | 33 |
1989 |
corr NL ch 17 | B03 Alekhine's Defense |
| 13. A W De Visser vs M Etmans |
| 0-1 | 28 |
1989 |
corr NL ch 17 | A00 Uncommon Opening |
| 14. M Etmans vs W Terpstra |
| ½-½ | 25 |
1989 |
corr NL ch 17 | C77 Ruy Lopez |
| 15. M Etmans vs R Thierry |
 | 1-0 | 17 |
1989 |
corr NL ch 17 | C19 French, Winawer, Advance |
| 16. J Schot vs M Etmans |
| 1-0 | 22 |
1989 |
corr NL ch 17 | D19 Queen's Gambit Declined Slav, Dutch |
| 17. M Etmans vs L Compagnie |
| ½-½ | 48 |
1989 |
corr NL ch 17 | C63 Ruy Lopez, Schliemann Defense |
| 18. M Etmans vs Hort |
 | 0-1 | 21 |
1989 |
San Bernardino | B30 Sicilian |
| 19. D Langerak vs M Etmans |
| 0-1 | 26 |
1989 |
corr NL ch 17 | A22 English |
| 20. M Etmans vs H Galje |
| 1-0 | 26 |
1989 |
corr NL ch 17 | C19 French, Winawer, Advance |
| 21. C P Gouw vs M Etmans |
| 1-0 | 47 |
1989 |
corr NL ch 17 | E21 Nimzo-Indian, Three Knights |
| 22. M Etmans vs J R Markus |
| 0-1 | 53 |
1989 |
corr NL ch 17 | C77 Ruy Lopez |
| 23. J de Vries vs M Etmans |
| 1-0 | 33 |
1989 |
corr NL ch 17 | E32 Nimzo-Indian, Classical |
| 24. M Van der Linde vs M Etmans |
 | 0-1 | 34 |
1989 |
Dieren op | D06 Queen's Gambit Declined |
| 25. Hort vs M Etmans |
| 1-0 | 21 |
1990 |
Brocco | A22 English |