| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. L Popov vs O Neikirch |
| ½-½ | 12 | 1960 | Bulgarian Championship | D37 Queen's Gambit Declined |
| 27. L Popov vs Z Milev |
| ½-½ | 27 | 1960 | Bulgarian Championship | A34 English, Symmetrical |
| 28. L Popov vs K Krastev |
| 1-0 | 27 | 1960 | Bulgarian Championship | E12 Queen's Indian |
| 29. N Minev vs L Popov |
 | 1-0 | 37 | 1960 | Bulgarian Championship | A03 Bird's Opening |
| 30. N Iordanov vs L Popov |
| 1-0 | 40 | 1960 | Bulgarian Championship | E58 Nimzo-Indian, 4.e3, Main line with 8...Bxc3 |
| 31. Bobotsov vs L Popov |
| 0-1 | 33 | 1960 | Bulgarian Championship | A56 Benoni Defense |
| 32. L Popov vs T Chipev |
| ½-½ | 28 | 1960 | Bulgarian Championship | E12 Queen's Indian |
| 33. L Popov vs L Pipkov |
| 1-0 | 40 | 1960 | Bulgarian Championship | E13 Queen's Indian, 4.Nc3, Main line |
| 34. K Piskov vs L Popov |
| 0-1 | 41 | 1960 | Bulgarian Championship | A72 Benoni, Classical without 9.O-O |
| 35. L Popov vs T van Scheltinga |
| ½-½ | 20 | 1960 | Budapest Zonal | D35 Queen's Gambit Declined |
| 36. I Bilek vs L Popov |
| 1-0 | 28 | 1960 | Budapest Zonal | A56 Benoni Defense |
| 37. L Popov vs A Matanovic |
| ½-½ | 20 | 1960 | Budapest Zonal | E12 Queen's Indian |
| 38. Barcza vs L Popov |
| 1-0 | 41 | 1960 | Budapest Zonal | A15 English |
| 39. L Popov vs U Raisa |
| 1-0 | 40 | 1960 | Budapest Zonal | E89 King's Indian, Samisch, Orthodox Main line |
| 40. J Kozma vs L Popov |
| 1-0 | 41 | 1960 | Budapest Zonal | A15 English |
| 41. L Popov vs P Troeger |
| 0-1 | 37 | 1960 | Budapest Zonal | A21 English |
| 42. L Popov vs G Mititelu |
| ½-½ | 14 | 1960 | Budapest Zonal | E10 Queen's Pawn Game |
| 43. P H Clarke vs L Popov |
| ½-½ | 18 | 1960 | Budapest Zonal | E99 King's Indian, Orthodox, Taimanov |
| 44. L Popov vs A Prameshuber |
| 1-0 | 59 | 1960 | Budapest Zonal | E12 Queen's Indian |
| 45. E Ahman vs L Popov |
| 1-0 | 40 | 1960 | Budapest Zonal | A78 Benoni, Classical with ...Re8 and ...Na6 |
| 46. L Popov vs M Ujtelky |
| ½-½ | 42 | 1960 | Budapest Zonal | A42 Modern Defense, Averbakh System |
| 47. W Golz vs L Popov |
| ½-½ | 24 | 1960 | Budapest Zonal | E20 Nimzo-Indian |
| 48. L Popov vs M Bertok |
| ½-½ | 18 | 1960 | Budapest Zonal | E89 King's Indian, Samisch, Orthodox Main line |
| 49. J Kostro vs L Popov |
| 1-0 | 78 | 1960 | Budapest Zonal | B04 Alekhine's Defense, Modern |
| 50. L Popov vs A Milev |
| ½-½ | 26 | 1961 | Bulgarian Championship | D13 Queen's Gambit Declined Slav, Exchange Variation |
Kibitzing
