| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Taimanov vs A Matthiesen |
| ½-½ | 77 |
1996 |
Copenhagen Politiken | B06 Robatsch |
| 2. H Abbasifar vs A Matthiesen |
| ½-½ | 76 |
2000 |
6th WUCC | C11 French |
| 3. S Ghane vs A Matthiesen |
| 1-0 | 40 |
2004 |
20th European Club Cup | D05 Queen's Pawn Game |
| 4. A Matthiesen vs J Arizmendi Martinez |
| 0-1 | 48 |
2004 |
20th European Club Cup | E68 King's Indian, Fianchetto, Classical Variation, 8.e4 |
| 5. A Matthiesen vs C Cobb |
| ½-½ | 24 |
2004 |
20th European Club Cup | D51 Queen's Gambit Declined |
| 6. A Matthiesen vs J Bruch |
| 1-0 | 51 |
2004 |
20th European Club Cup | E10 Queen's Pawn Game |
| 7. A Matthiesen vs S Soylu |
| ½-½ | 61 |
2004 |
20th European Club Cup | D10 Queen's Gambit Declined Slav |
| 8. Dorfman vs A Matthiesen |
| 1-0 | 35 |
2004 |
20th European Club Cup | A38 English, Symmetrical |
| 9. Glek vs A Matthiesen |
| 1-0 | 55 |
2004 |
20th European Club Cup | C10 French |
| 10. Stefansson vs A Matthiesen |
| 1-0 | 21 |
2005 |
21st European Club Cup | A09 Reti Opening |
| 11. B Ivanovic vs A Matthiesen |
| 1-0 | 34 |
2005 |
21st European Club Cup | B27 Sicilian |
| 12. A Matthiesen vs R Polzin |
| 1-0 | 45 |
2005 |
21st European Club Cup | E68 King's Indian, Fianchetto, Classical Variation, 8.e4 |
| 13. A Matthiesen vs S Brady |
| ½-½ | 27 |
2005 |
21st European Club Cup | E15 Queen's Indian |
| 14. A Kveinys vs A Matthiesen |
| 1-0 | 74 |
2005 |
20th North Sea Cup | D30 Queen's Gambit Declined |
| 15. L E Johannessen vs A Matthiesen |
| 0-1 | 46 |
2005 |
21st European Club Cup | D43 Queen's Gambit Declined Semi-Slav |
| 16. A Matthiesen vs J Parker |
| ½-½ | 27 |
2005 |
21st European Club Cup | E11 Bogo-Indian Defense |
| 17. A Matthiesen vs R Buss |
| ½-½ | 40 |
2005 |
21st European Club Cup | E15 Queen's Indian |
| 18. S Brynell vs A Matthiesen |
| 1-0 | 40 |
2006 |
Politiken Cup | D48 Queen's Gambit Declined Semi-Slav, Meran |
| 19. A Matthiesen vs M Helin |
| 1-0 | 49 |
2006 |
Politiken Cup | A43 Old Benoni |
| 20. A Matthiesen vs P Dalberg |
| 1-0 | 45 |
2006 |
Politiken Cup | D07 Queen's Gambit Declined, Chigorin Defense |
| 21. J Henrichsen vs A Matthiesen |
| 0-1 | 31 |
2006 |
Politiken Cup | D45 Queen's Gambit Declined Semi-Slav |
| 22. A Matthiesen vs T Skovgaard |
| 1-0 | 37 |
2006 |
Politiken Cup | D37 Queen's Gambit Declined |
| 23. A Matthiesen vs A Wiwe |
| 1-0 | 24 |
2006 |
Politiken Cup | A87 Dutch, Leningrad, Main Variation |
| 24. A Rhee vs A Matthiesen |
| 1-0 | 38 |
2006 |
Politiken Cup | B35 Sicilian, Accelerated Fianchetto, Modern Variation with Bc4 |
| 25. A Matthiesen vs K Korley |
| ½-½ | 38 |
2009 |
Politiken Cup | D75 Neo-Grunfeld, 6.cd Nxd5, 7.O-O c5, 8.dxc5 |