| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. I Almasi vs A Diermair |
| ½-½ | 47 | 2000 | Oberwart Open | A25 English |
| 2. A Diermair vs F Sandhoefner |
| ½-½ | 14 | 2000 | Oberwart Open | B22 Sicilian, Alapin |
| 3. B Kovacevic vs A Diermair |
| 1-0 | 37 | 2000 | Oberwart Open | A27 English, Three Knights System |
| 4. A Szieberth vs A Diermair |
| 1-0 | 51 | 2000 | Oberwart Open | C40 King's Knight Opening |
| 5. R Singer vs A Diermair |
| 1-0 | 46 | 2000 | Oberwart Open | D08 Queen's Gambit Declined, Albin Counter Gambit |
| 6. V Grkovic vs A Diermair |
| 1-0 | 46 | 2000 | EU-ch U14 | D09 Queen's Gambit Declined, Albin Counter Gambit, 5.g3 |
| 7. A Diermair vs G Antal |
| 0-1 | 25 | 2001 | EYCC B16 | B21 Sicilian, 2.f4 and 2.d4 |
| 8. A Diermair vs M Ragger |
| ½-½ | 59 | 2002 | AUT-ch U16 | D01 Richter-Veresov Attack |
| 9. A Diermair vs J Dudas |
| ½-½ | 35 | 2002 | Elekes Memorial IM | B40 Sicilian |
| 10. J Brustkern vs A Diermair |
| ½-½ | 41 | 2002 | Elekes Memorial IM | A01 Nimzovich-Larsen Attack |
| 11. A Diermair vs I Lorincz |
| 1-0 | 52 | 2002 | Elekes Memorial IM | B15 Caro-Kann |
| 12. H Benda vs A Diermair |
| 0-1 | 35 | 2002 | Elekes Memorial IM | A20 English |
| 13. A Diermair vs J Petz |
| 1-0 | 29 | 2002 | Elekes Memorial IM | D02 Queen's Pawn Game |
| 14. M Galyas vs A Diermair |
| ½-½ | 61 | 2002 | Elekes Memorial IM | D34 Queen's Gambit Declined, Tarrasch |
| 15. A Diermair vs P Petran |
| 0-1 | 34 | 2002 | Elekes Memorial IM | A45 Queen's Pawn Game |
| 16. C Harmon vs A Diermair |
| ½-½ | 46 | 2002 | Elekes Memorial IM | D02 Queen's Pawn Game |
| 17. A Diermair vs V Balogh |
| 1-0 | 28 | 2002 | Elekes Memorial IM | B21 Sicilian, 2.f4 and 2.d4 |
| 18. A Diermair vs V Bui |
| 0-1 | 51 | 2002 | Elekes Memorial IM | B21 Sicilian, 2.f4 and 2.d4 |
| 19. N Medvegy vs A Diermair |
| 1-0 | 51 | 2002 | Elekes Memorial IM | B01 Scandinavian |
| 20. A Diermair vs M Wach |
| ½-½ | 37 | 2002 | Austrian Championship | B10 Caro-Kann |
| 21. K Mahdy vs A Diermair |
| 1-0 | 30 | 2002 | Austrian Championship | B01 Scandinavian |
| 22. A Diermair vs C Hardt |
| 1-0 | 23 | 2002 | Austrian Championship | D01 Richter-Veresov Attack |
| 23. B Wolfram vs A Diermair |
| 1-0 | 29 | 2002 | Austrian Championship | D00 Queen's Pawn Game |
| 24. A Diermair vs W Hackbarth |
| 1-0 | 22 | 2002 | Austrian Championship | C55 Two Knights Defense |
| 25. F Sandhoefner vs A Diermair |
| 0-1 | 31 | 2002 | Austrian Championship | C63 Ruy Lopez, Schliemann Defense |
Kibitzing
