| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. Z Milev vs N Iordanov |
| 1-0 | 39 | 1960 | Bulgarian Championship | D32 Queen's Gambit Declined, Tarrasch |
| 27. T Chipev vs N Iordanov |
| 0-1 | 48 | 1960 | Bulgarian Championship | B14 Caro-Kann, Panov-Botvinnik Attack |
| 28. N Iordanov vs K Piskov |
| 1-0 | 57 | 1960 | Bulgarian Championship | A56 Benoni Defense |
| 29. N Iordanov vs E Karastoichev |
| 0-1 | 39 | 1960 | Bulgarian Championship | E61 King's Indian |
| 30. Bobotsov vs N Iordanov |
| ½-½ | 42 | 1960 | Bulgarian Championship | D37 Queen's Gambit Declined |
| 31. N Iordanov vs V Prahov |
| ½-½ | 36 | 1960 | Bulgarian Championship | D91 Grunfeld, 5.Bg5 |
| 32. N Iordanov vs G Daskalov |
| 0-1 | 35 | 1960 | Bulgarian Championship | E92 King's Indian |
| 33. N Iordanov vs I Chaprazov |
| 0-1 | 40 | 1960 | Bulgarian Championship | A56 Benoni Defense |
| 34. N Iordanov vs Kavalek |
| 0-1 | 38 | 1960 | WchT U26 07th | E93 King's Indian, Petrosian System |
| 35. N Iordanov vs O Neikirch |
| 1-0 | 25 | 1962 | Bulgarian Championship | D31 Queen's Gambit Declined |
| 36. N Iordanov vs A Kolarov |
| 0-1 | 41 | 1962 | Bulgarian Championship | E59 Nimzo-Indian, 4.e3, Main line |
| 37. E Karastoichev vs N Iordanov |
| 0-1 | 34 | 1962 | Bulgarian Championship | B28 Sicilian, O'Kelly Variation |
| 38. N Iordanov vs G Tringov |
| 0-1 | 59 | 1962 | Bulgarian Championship | A57 Benko Gambit |
| 39. D Pantaleev vs N Iordanov |
| ½-½ | 58 | 1962 | Bulgarian Championship | A72 Benoni, Classical without 9.O-O |
| 40. D Pelitov vs N Iordanov |
| 0-1 | 33 | 1962 | Bulgarian Championship | B94 Sicilian, Najdorf |
| 41. N Iordanov vs V Prahov |
| 1-0 | 36 | 1962 | Bulgarian Championship | D97 Grunfeld, Russian |
| 42. N Iordanov vs A Tsvetkov |
| 0-1 | 44 | 1962 | Bulgarian Championship | A56 Benoni Defense |
| 43. N Minev vs N Iordanov |
| ½-½ | 23 | 1962 | Bulgarian Championship | B14 Caro-Kann, Panov-Botvinnik Attack |
| 44. N Iordanov vs I Radulov |
| 0-1 | 39 | 1962 | Bulgarian Championship | D50 Queen's Gambit Declined |
| 45. N Padevsky vs N Iordanov |
| 1-0 | 63 | 1962 | Bulgarian Championship | B43 Sicilian, Kan, 5.Nc3 |
| 46. P Orev vs N Iordanov |
| ½-½ | 43 | 1962 | Bulgarian Championship | B20 Sicilian |
| 47. N Iordanov vs L Popov |
| 0-1 | 34 | 1962 | Bulgarian Championship | A46 Queen's Pawn Game |
| 48. F Filipov vs N Iordanov |
| ½-½ | 74 | 1962 | Bulgarian Championship | B93 Sicilian, Najdorf, 6.f4 |
| 49. N Iordanov vs J Ajanski |
| 1-0 | 61 | 1962 | Bulgarian Championship | A40 Queen's Pawn Game |
| 50. Bobotsov vs N Iordanov |
| ½-½ | 44 | 1962 | Bulgarian Championship | D37 Queen's Gambit Declined |
Kibitzing
