| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. N Illijin vs Kholmov |
| 0-1 | 55 |
1977 |
Timisoara | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 2. N Illijin vs Kharlov |
| 0-1 | 36 |
1992 |
Biel MTO op | B33 Sicilian |
| 3. N Illijin vs G Burgess |
 | 0-1 | 25 |
1992 |
Biel MTO op | B05 Alekhine's Defense, Modern |
| 4. N Illijin vs Hebden |
| 0-1 | 52 |
1992 |
Bern op | C84 Ruy Lopez, Closed |
| 5. Razuvaev vs N Illijin |
| 1-0 | 30 |
1994 |
Bern op | E06 Catalan, Closed, 5.Nf3 |
| 6. Z Kozul vs N Illijin |
| 1-0 | 52 |
1997 |
Bled op | E12 Queen's Indian |
| 7. E Najer vs N Illijin |
| 1-0 | 45 |
1998 |
Groningen Open | B23 Sicilian, Closed |
| 8. Pavasovic vs N Illijin |
| 1-0 | 37 |
1998 |
SLO-chT | B22 Sicilian, Alapin |
| 9. N Illijin vs M Cebalo |
| 0-1 | 27 |
1999 |
Baden Casino Open | B71 Sicilian, Dragon, Levenfish Variation |
| 10. N Illijin vs A Gershon |
| 0-1 | 39 |
2000 |
Stadt Casino op | B42 Sicilian, Kan |
| 11. N Illijin vs Barsov |
| 0-1 | 27 |
2000 |
Abu Dhabi Masters op | C01 French, Exchange |
| 12. H Rasch vs N Illijin |
| 1-0 | 26 |
2001 |
MTO | B40 Sicilian |
| 13. I Kragelj vs N Illijin |
| 1-0 | 45 |
2001 |
open | E15 Queen's Indian |
| 14. D Pikula vs N Illijin |
| 1-0 | 50 |
2001 |
MTO | B40 Sicilian |
| 15. N Illijin vs B Rogulj |
| 0-1 | 57 |
2001 |
open | A15 English |
| 16. N Illijin vs F Jenni |
| 0-1 | 45 |
2001 |
MTO | C84 Ruy Lopez, Closed |
| 17. N Illijin vs A Hamad |
| 0-1 | 53 |
2001 |
ADCF Masters | B14 Caro-Kann, Panov-Botvinnik Attack |
| 18. G Huber vs N Illijin |
| 1-0 | 40 |
2001 |
26th Keres Mem | B23 Sicilian, Closed |
| 19. N Illijin vs M Dzhumaev |
| 0-1 | 40 |
2001 |
ADCF Masters | B06 Robatsch |
| 20. M Dobrotka vs N Illijin |
| 1-0 | 26 |
2001 |
open | E12 Queen's Indian |
| 21. B Avrukh vs N Illijin |
| 1-0 | 34 |
2005 |
III Open Bajada de la Virgen | E00 Queen's Pawn Game |
| 22. M Urosevic vs N Illijin |
| 1-0 | 59 |
2005 |
18th Belgrade Trophy | E47 Nimzo-Indian, 4.e3 O-O 5.Bd3 |
| 23. K Kappeler vs N Illijin |
| 1-0 | 40 |
2005 |
Swiss Championships | E32 Nimzo-Indian, Classical |
| 24. T Horvath vs N Illijin |
| 1-0 | 34 |
2005 |
Swiss Championships | B43 Sicilian, Kan, 5.Nc3 |
| 25. F Peralta vs N Illijin |
| 1-0 | 36 |
2005 |
III Open Bajada de la Virgen | E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein) |
