| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. F Sigalas vs P Georgiadis |
| 1-0 | 22 |
2001 |
3rd Open | C00 French Defense |
| 2. G Doumas vs F Sigalas |
| ½-½ | 46 |
2001 |
3rd Open | C18 French, Winawer |
| 3. H Banikas vs F Sigalas |
| 1-0 | 19 |
2001 |
3rd Open | E77 King's Indian |
| 4. F Sigalas vs M Makropoulou |
| 0-1 | 25 |
2001 |
3rd Open | B01 Scandinavian |
| 5. F Sigalas vs K Malamas |
| 1-0 | 27 |
2001 |
3rd Open | B08 Pirc, Classical |
| 6. F Sigalas vs I Bitansky |
| ½-½ | 23 |
2001 |
WJun | B01 Scandinavian |
| 7. F Sigalas vs N Kalesis |
| ½-½ | 73 |
2001 |
3rd Open | B54 Sicilian |
| 8. I Miladinovic vs F Sigalas |
 | 1-0 | 23 |
2001 |
3rd Open | A10 English |
| 9. F Sigalas vs Zhao Zong-Yuan |
| 0-1 | 22 |
2001 |
WJun | B23 Sicilian, Closed |
| 10. G Nikolopoulos vs F Sigalas |
 | 0-1 | 38 |
2001 |
3rd Open | B01 Scandinavian |
| 11. F Sigalas vs N Maliaritis |
| 1-0 | 26 |
2001 |
3rd Open | B98 Sicilian, Najdorf |
| 12. A Franco vs F Sigalas |
| 1-0 | 41 |
2001 |
WJun | E76 King's Indian, Four Pawns Attack |
| 13. F Sigalas vs V Malakhatko |
| 0-1 | 20 |
2002 |
Patras op | B12 Caro-Kann Defense |
| 14. S Avagianos vs F Sigalas |
| 0-1 | 60 |
2002 |
Nikea op 10th | E83 King's Indian, Samisch |
| 15. F Sigalas vs V Stamenkov |
| 0-1 | 70 |
2003 |
Athens Acropolis Open | B33 Sicilian |
| 16. F Sigalas vs D Gkogkas |
| 0-1 | 24 |
2005 |
Athens Acropolis GM | B56 Sicilian |
| 17. V Parginos vs F Sigalas |
| 1-0 | 29 |
2005 |
Athens Acropolis GM | E32 Nimzo-Indian, Classical |
| 18. K Fragiadakis vs F Sigalas |
| 1-0 | 53 |
2005 |
Athens Acropolis GM | C07 French, Tarrasch |
| 19. I Poteas vs F Sigalas |
| ½-½ | 13 |
2005 |
Athens Acropolis GM | C15 French, Winawer |
| 20. F Sigalas vs I Simeonidis |
| ½-½ | 40 |
2005 |
Athens Acropolis GM | B17 Caro-Kann, Steinitz Variation |
| 21. F Sigalas vs A Papargyriou |
| 1-0 | 39 |
2005 |
Athens Acropolis GM | D02 Queen's Pawn Game |
| 22. I Georgiadis vs F Sigalas |
| ½-½ | 21 |
2005 |
Athens Acropolis GM | D02 Queen's Pawn Game |
| 23. K Kokolias vs F Sigalas |
 | ½-½ | 43 |
2005 |
Athens Acropolis GM | D31 Queen's Gambit Declined |
| 24. F Sigalas vs K Klokas |
| ½-½ | 55 |
2005 |
Athens Acropolis GM | B32 Sicilian |
| 25. F Sigalas vs Romanishin |
| 0-1 | 41 |
2006 |
Acropolis Tournament | C68 Ruy Lopez, Exchange |