| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Shirov vs M Antonsen |
| 1-0 | 31 |
1988 |
Ch World (juniors) | E97 King's Indian |
| 2. Topalov vs M Antonsen |
 | 0-1 | 63 |
1991 |
Junior DM | C03 French, Tarrasch |
| 3. Jansa vs M Antonsen |
| 1-0 | 53 |
1991 |
Oostende op | C05 French, Tarrasch |
| 4. Svidler vs M Antonsen |
 | 1-0 | 16 |
1991 |
It Gausdal | C05 French, Tarrasch |
| 5. J Sylvan vs M Antonsen |
 | 0-1 | 10 |
1993 |
Farum (Denmark) | C16 French, Winawer |
| 6. Petursson vs M Antonsen |
| 1-0 | 25 |
1995 |
cat.10 | E73 King's Indian |
| 7. M Antonsen vs G Welling |
| 1-0 | 39 |
1995 |
Copenhagen 1st DSDS | A40 Queen's Pawn Game |
| 8. Petursson vs M Antonsen |
| 1-0 | 29 |
1996 |
Politiken Copenhagen DEN | E73 King's Indian |
| 9. M Antonsen vs Tseshkovsky |
| ½-½ | 69 |
1996 |
Politiken Cup 18th | B09 Pirc, Austrian Attack |
| 10. M Antonsen vs H Danielsen |
| 0-1 | 49 |
1997 |
open | A80 Dutch |
| 11. M Antonsen vs C Rossen |
| 1-0 | 41 |
2000 |
Politiken Cup | A51 Budapest Gambit |
| 12. E Lund vs M Antonsen |
| 1-0 | 31 |
2000 |
Politiken Cup | A30 English, Symmetrical |
| 13. M Antonsen vs J Hvenekilde |
| ½-½ | 75 |
2000 |
Politiken Cup | D07 Queen's Gambit Declined, Chigorin Defense |
| 14. M Antonsen vs F Pedersen |
| ½-½ | 26 |
2000 |
1. division /2001 Skolerne-SK34 | D11 Queen's Gambit Declined Slav |
| 15. H Molvig vs M Antonsen |
| 0-1 | 67 |
2000 |
Politiken Cup | A32 English, Symmetrical Variation |
| 16. O Simonsen vs M Antonsen |
| 1-0 | 40 |
2000 |
Politiken Cup 22nd | C02 French, Advance |
| 17. M Antonsen vs J Fogh |
| 1-0 | 31 |
2006 |
21st North Sea Cup | E35 Nimzo-Indian, Classical, Noa Variation, 5.cd ed |
| 18. J P Haapasalo vs M Antonsen |
| ½-½ | 41 |
2006 |
Politiken Cup | A15 English |
| 19. M Antonsen vs T Flindt |
| 1-0 | 30 |
2006 |
21st North Sea Cup | D66 Queen's Gambit Declined, Orthodox Defense, Bd3 line |
| 20. Short vs M Antonsen |
 | 1-0 | 36 |
2006 |
Politiken Cup | C17 French, Winawer, Advance |
| 21. O Bonnelykke vs M Antonsen |
| 0-1 | 35 |
2006 |
21st North Sea Cup | C03 French, Tarrasch |
| 22. M Antonsen vs L Hyldkrog |
| 1-0 | 48 |
2006 |
Politiken Cup | E32 Nimzo-Indian, Classical |
| 23. O W Hartvig vs M Antonsen |
| ½-½ | 31 |
2006 |
21st North Sea Cup | C18 French, Winawer |
| 24. M Antonsen vs E Lund |
| 1-0 | 33 |
2006 |
Politiken Cup | D11 Queen's Gambit Declined Slav |
| 25. M Antonsen vs E Hansen |
| 1-0 | 43 |
2006 |
21st North Sea Cup | D85 Grunfeld |