| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. M van der Hoorn vs A F Ker |
| 0-1 | 32 | 1986 | NZ Junior Ch | B08 Pirc, Classical |
| 2. C Tan vs M van der Hoorn |
 | 0-1 | 21 | 1986 | NZ Junior Ch | E00 Queen's Pawn Game |
| 3. K Boyd vs M van der Hoorn |
| 1-0 | 35 | 1994 | New Zealand Championship 1994/95 | E07 Catalan, Closed |
| 4. M van der Hoorn vs M Sinclair |
| 1-0 | 37 | 1994 | New Zealand Championship 1994/95 | C18 French, Winawer |
| 5. P W Stuart vs M van der Hoorn |
| 1-0 | 31 | 1994 | New Zealand Championship 1994/95 | A28 English |
| 6. M van der Hoorn vs J Sarfati |
| 0-1 | 35 | 1994 | New Zealand Championship 1994/95 | C45 Scotch Game |
| 7. G Spain vs M van der Hoorn |
| 0-1 | 40 | 1995 | New Zealand Championship 1994/95 | C63 Ruy Lopez, Schliemann Defense |
| 8. M van der Hoorn vs S Wastney |
| ½-½ | 56 | 1995 | New Zealand Championship 1994/95 | B13 Caro-Kann, Exchange |
| 9. M Barlow vs M van der Hoorn |
| ½-½ | 22 | 1995 | New Zealand Championship 1994/95 | D07 Queen's Gambit Declined, Chigorin Defense |
| 10. M van der Hoorn vs A F Ker |
| 0-1 | 41 | 1995 | New Zealand Championship 1994/95 | B08 Pirc, Classical |
| 11. D Guthrie vs M van der Hoorn |
| 1-0 | 26 | 1995 | New Zealand Championship 1994/95 | E60 King's Indian Defense |
| 12. M van der Hoorn vs M P Dreyer |
| 1-0 | 43 | 1995 | New Zealand Championship 1994/95 | B01 Scandinavian |
| 13. P Garbett vs M van der Hoorn |
| ½-½ | 41 | 1995 | New Zealand Championship 1994/95 | A28 English |
| 14. M van der Hoorn vs L R Jackson |
| 0-1 | 47 | 2000 | North Island Championship | B01 Scandinavian |
| 15. M van der Hoorn vs D Wood |
| 0-1 | 43 | 2000 | North Island Championship | B23 Sicilian, Closed |
| 16. M van der Hoorn vs T Hare |
| 1-0 | 16 | 2000 | New Zealand Championship 2000/01 | B22 Sicilian, Alapin |
| 17. M van der Hoorn vs R Wang |
| 1-0 | 20 | 2000 | New Zealand Championship 2000/01 | B22 Sicilian, Alapin |
| 18. C Depasquale vs M van der Hoorn |
| 1-0 | 44 | 2000 | New Zealand Championship 2000/01 | B07 Pirc |
| 19. L Sandler vs M van der Hoorn |
| 1-0 | 32 | 2000 | New Zealand Championship 2000/01 | E66 King's Indian, Fianchetto, Yugoslav Panno |
| 20. M van der Hoorn vs A F Ker |
| 1-0 | 44 | 2001 | New Zealand Championship 2000/01 | B07 Pirc |
| 21. D Guthrie vs M van der Hoorn |
| 1-0 | 24 | 2001 | New Zealand Championship 2000/01 | A57 Benko Gambit |
| 22. M van der Hoorn vs G Spain |
| 0-1 | 41 | 2001 | New Zealand Championship 2000/01 | B01 Scandinavian |
| 23. P R Green vs M van der Hoorn |
| 0-1 | 40 | 2001 | New Zealand Championship 2000/01 | E38 Nimzo-Indian, Classical, 4...c5 |
| 24. S Wastney vs M van der Hoorn |
| 1-0 | 22 | 2001 | New Zealand Championship 2000/01 | D02 Queen's Pawn Game |
| 25. M van der Hoorn vs L McLaren |
| 0-1 | 40 | 2001 | New Zealand Championship 2000/01 | B22 Sicilian, Alapin |
Kibitzing
