| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. A Tzermiadianos vs G Dimitriou |
| 1-0 | 22 | 1987 | GRE-chT | B32 Sicilian |
| 2. A Tzermiadianos vs A Atanasijadis |
| 1-0 | 22 | 1988 | Athens op | B10 Caro-Kann |
| 3. N Sayias vs A Tzermiadianos |
| 0-1 | 26 | 1989 | Corfu op | B33 Sicilian |
| 4. Van Wely vs A Tzermiadianos |
| ½-½ | 58 | 1989 | European Junior Championship 1989/90 | E10 Queen's Pawn Game |
| 5. A Tzermiadianos vs Y Kosashvili |
| 0-1 | 40 | 1989 | European Junior Championship 1989/90 | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 6. V Miguel Lago vs A Tzermiadianos |
| 0-1 | 38 | 1989 | European Junior Championship 1989/90 | A37 English, Symmetrical |
| 7. A Tzermiadianos vs M Stangl |
| 0-1 | 26 | 1989 | European Junior Championship 1989/90 | B22 Sicilian, Alapin |
| 8. A Tzermiadianos vs C Menghi |
| ½-½ | 40 | 1989 | European Junior Championship 1989/90 | B18 Caro-Kann, Classical |
| 9. N Borge vs A Tzermiadianos |
| 1-0 | 63 | 1989 | European Junior Championship 1989/90 | D01 Richter-Veresov Attack |
| 10. A Tzermiadianos vs J Rechi Perez |
| 1-0 | 21 | 1989 | European Junior Championship 1989/90 | B06 Robatsch |
| 11. K Ruxton vs A Tzermiadianos |
| 0-1 | 38 | 1989 | European Junior Championship 1989/90 | B33 Sicilian |
| 12. S Brandner vs A Tzermiadianos |
| 1-0 | 37 | 1989 | European Junior Championship 1989/90 | A07 King's Indian Attack |
| 13. A Tzermiadianos vs P Sjodahl |
| 0-1 | 62 | 1989 | European Junior Championship 1989/90 | B22 Sicilian, Alapin |
| 14. J Stafrace vs A Tzermiadianos |
| 0-1 | 17 | 1989 | European Junior Championship 1989/90 | A58 Benko Gambit |
| 15. A Tzermiadianos vs T Demirel |
| 1-0 | 45 | 1989 | European Junior Championship 1989/90 | B05 Alekhine's Defense, Modern |
| 16. P Claesen vs A Tzermiadianos |
| 1-0 | 38 | 1990 | European Junior Championship 1989/90 | A25 English |
| 17. A A Razzak vs A Tzermiadianos |
| 0-1 | 23 | 1990 | World Youth Championship (U-18) | B20 Sicilian |
| 18. A Tzermiadianos vs G B Prakash |
| ½-½ | 47 | 1990 | World Youth Championship (U-18) | C47 Four Knights |
| 19. I Mohammad Nazrul vs A Tzermiadianos |
| 0-1 | 65 | 1990 | World Youth Championship (U-18) | A31 English, Symmetrical, Benoni Formation |
| 20. L Seres vs A Tzermiadianos |
| ½-½ | 49 | 1990 | World Youth Championship (U-18) | A43 Old Benoni |
| 21. A Tzermiadianos vs R Stern |
| 0-1 | 49 | 1990 | World Youth Championship (U-18) | C53 Giuoco Piano |
| 22. R Barcenilla vs A Tzermiadianos |
| 1-0 | 41 | 1990 | World Youth Championship (U-18) | B33 Sicilian |
| 23. C Pereira dos Santos vs A Tzermiadianos |
| ½-½ | 40 | 1990 | World Youth Championship (U-18) | A57 Benko Gambit |
| 24. A Tzermiadianos vs A A Webster |
| 0-1 | 42 | 1990 | World Youth Championship (U-18) | C07 French, Tarrasch |
| 25. A Tzermiadianos vs M Ozanne |
| 1-0 | 37 | 1990 | World Youth Championship (U-18) | C45 Scotch Game |
Kibitzing
