| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. N Kalesis vs Blatny |
| 0-1 | 38 |
1991 |
? | D35 Queen's Gambit Declined |
| 2. N Kalesis vs P Nikolic |
| 0-1 | 31 |
1993 |
Biel izt | D20 Queen's Gambit Accepted |
| 3. N Kalesis vs K Moutousis |
| 0-1 | 27 |
1993 |
Biel izt | C18 French, Winawer |
| 4. Topalov vs N Kalesis |
| 1-0 | 50 |
1993 |
Biel izt | B48 Sicilian, Taimanov Variation |
| 5. N Kalesis vs F Hellers |
| 0-1 | 66 |
1993 |
Biel izt | B90 Sicilian, Najdorf |
| 6. Xu Jun vs N Kalesis |
| 1-0 | 28 |
1993 |
Biel izt | E32 Nimzo-Indian, Classical |
| 7. A Frolov vs N Kalesis |
| 1-0 | 40 |
1993 |
Biel izt | B48 Sicilian, Taimanov Variation |
| 8. Wojtkiewicz vs N Kalesis |
| 1-0 | 22 |
1993 |
Komotini GP | A15 English |
| 9. Kotronias vs N Kalesis |
| 1-0 | 31 |
1994 |
Karditsa (Greece) | C42 Petrov Defense |
| 10. N Kalesis vs Kotronias |
| 0-1 | 44 |
1995 |
Ch Greece | B63 Sicilian, Richter-Rauzer Attack |
| 11. T Gelashvili vs N Kalesis |
| 1-0 | 47 |
1996 |
Ermoupoli | B21 Sicilian, 2.f4 and 2.d4 |
| 12. T Gelashvili vs N Kalesis |
| 1-0 | 54 |
1997 |
Ikaros 1st | B54 Sicilian |
| 13. N Kalesis vs D Svetushkin |
| 0-1 | 24 |
2001 |
9th Open | D13 Queen's Gambit Declined Slav, Exchange Variation |
| 14. Barsov vs N Kalesis |
| 1-0 | 52 |
2001 |
3rd Open | D38 Queen's Gambit Declined, Ragozin Variation |
| 15. N Kalesis vs Marjanovic |
| 0-1 | 56 |
2001 |
3rd Open | D32 Queen's Gambit Declined, Tarrasch |
| 16. Kotronias vs N Kalesis |
| 1-0 | 45 |
2001 |
3rd Open | B42 Sicilian, Kan |
| 17. I Fambas vs N Kalesis |
| 1-0 | 52 |
2001 |
9th Open | A46 Queen's Pawn Game |
| 18. N Kalesis vs I Papadopoulos |
| 0-1 | 27 |
2006 |
Acropolis Tournament | E32 Nimzo-Indian, Classical |
| 19. B Esen vs N Kalesis |
| 1-0 | 26 |
2006 |
Acropolis Tournament | E11 Bogo-Indian Defense |
| 20. M Al Sayed vs N Kalesis |
| 1-0 | 52 |
2006 |
Acropolis Tournament | A15 English |
| 21. F Peralta vs N Kalesis |
| 1-0 | 24 |
2006 |
Acropolis Tournament | D36 Queen's Gambit Declined, Exchange, Positional line, 6.Qc2 |