| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. B Tot vs O Nedeljkovic |
| 0-1 | 36 | 1927 | Yugoslav Amateur Championship | A90 Dutch |
| 2. O Nedeljkovic vs Pirc |
| 0-1 | 12 | 1927 | Yugoslav Amateur Championship | D10 Queen's Gambit Declined Slav |
| 3. O Nedeljkovic vs J Bosan |
| ½-½ | 23 | 1927 | Yugoslav Amateur Championship | A46 Queen's Pawn Game |
| 4. J Nikolic vs O Nedeljkovic |
| 0-1 | 19 | 1929 | Yugoslav Amateur Championship | A04 Reti Opening |
| 5. G Braun vs O Nedeljkovic |
 | 0-1 | 25 | 1932 | Aleksandar Levin Memorial | A43 Old Benoni |
| 6. G Danilov vs O Nedeljkovic |
| 0-1 | 32 | 1932 | Aleksandar Levin Memorial | E90 King's Indian |
| 7. Filipovic vs O Nedeljkovic |
| 0-1 | 40 | 1933 | Aleksandar Levin Memorial | D75 Neo-Grunfeld, 6.cd Nxd5, 7.O-O c5, 8.dxc5 |
| 8. V Filipovic vs O Nedeljkovic |
| 0-1 | 40 | 1933 | Aleksandar Levin Memorial | D75 Neo-Grunfeld, 6.cd Nxd5, 7.O-O c5, 8.dxc5 |
| 9. O Nedeljkovic vs L Gabrovsek |
| 0-1 | 69 | 1933 | Aleksandar Levin Memorial | D02 Queen's Pawn Game |
| 10. D Jurisic vs O Nedeljkovic |
| 1-0 | 31 | 1934 | Belgrade Championship | D30 Queen's Gambit Declined |
| 11. O Nedeljkovic vs V Petrovic |
| 1-0 | 33 | 1934 | Belgrade Championship | D02 Queen's Pawn Game |
| 12. V Filipovic vs O Nedeljkovic |
| ½-½ | 42 | 1934 | Belgrade Championship | A16 English |
| 13. S Vukovic vs O Nedeljkovic |
| 0-1 | 33 | 1934 | Belgrade Championship | D85 Grunfeld |
| 14. J Feuer vs O Nedeljkovic |
| 0-1 | 73 | 1934 | Belgrade Championship | B58 Sicilian |
| 15. O Nedeljkovic vs V Tomovic |
| 1-0 | 33 | 1934 | Belgrade Championship | D05 Queen's Pawn Game |
| 16. O Nedeljkovic vs J Nikolic |
| 1-0 | 34 | 1934 | Belgrade Championship | A09 Reti Opening |
| 17. D Ilic vs O Nedeljkovic |
| 0-1 | 21 | 1934 | Belgrade Championship | B02 Alekhine's Defense |
| 18. O Nedeljkovic vs G Braun |
| ½-½ | 46 | 1934 | Belgrade Championship | A47 Queen's Indian |
| 19. O Nedeljkovic vs D Jurisic |
| 1-0 | 49 | 1934 | Belgrade Championship | D02 Queen's Pawn Game |
| 20. V Petrovic vs O Nedeljkovic |
| 1-0 | 41 | 1934 | Belgrade Championship | C10 French |
| 21. O Nedeljkovic vs S Vukovic |
| ½-½ | 49 | 1934 | Belgrade Championship | A15 English |
| 22. J Nikolic vs O Nedeljkovic |
| 0-1 | 40 | 1934 | Belgrade Championship | D85 Grunfeld |
| 23. O Nedeljkovic vs V Filipovic |
| 1-0 | 51 | 1934 | Belgrade Championship | A38 English, Symmetrical |
| 24. O Nedeljkovic vs J Feuer |
| 1-0 | 44 | 1934 | Belgrade Championship | D02 Queen's Pawn Game |
| 25. V Tomovic vs O Nedeljkovic |
| 0-1 | 42 | 1934 | Belgrade Championship | C45 Scotch Game |
Kibitzing
