| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. N Spiridonov vs J Grigorov |
| ½-½ | 19 | 1980 | Bucharest | D86 Grunfeld, Exchange |
| 27. J Grigorov vs V Stoica |
| 1-0 | 31 | 1980 | Bucharest | C80 Ruy Lopez, Open |
| 28. C Ionescu vs J Grigorov |
| ½-½ | 65 | 1980 | Bucharest | E91 King's Indian |
| 29. J Grigorov vs T Ghitescu |
| ½-½ | 45 | 1980 | Bucharest | B92 Sicilian, Najdorf, Opocensky Variation |
| 30. J Grigorov vs O Foisor |
| 0-1 | 21 | 1980 | Bucharest | C15 French, Winawer |
| 31. A Beliavsky vs J Grigorov |
| 1-0 | 40 | 1980 | Bucharest | C78 Ruy Lopez |
| 32. Chandler vs J Grigorov |
| 1-0 | 41 | 1980 | Bucharest | A60 Benoni Defense |
| 33. J Grigorov vs A Groszpeter |
| 0-1 | 52 | 1980 | Bucharest | B93 Sicilian, Najdorf, 6.f4 |
| 34. V Inkiov vs J Grigorov |
| 1-0 | 43 | 1981 | Bulgarian Championship | C24 Bishop's Opening |
| 35. D Trifonov vs J Grigorov |
| ½-½ | 50 | 1981 | Bulgarian Championship | A10 English |
| 36. N Spiridonov vs J Grigorov |
| 1-0 | 64 | 1981 | Bulgarian Championship | A10 English |
| 37. K Stefanov vs J Grigorov |
 | ½-½ | 85 | 1981 | Bulgarian Championship | A05 Reti Opening |
| 38. J Grigorov vs V Lukov |
| 0-1 | 25 | 1981 | Bulgarian Championship | D31 Queen's Gambit Declined |
| 39. J Grigorov vs T Toshkov |
| ½-½ | 12 | 1981 | Bulgarian Championship | D60 Queen's Gambit Declined, Orthodox Defense |
| 40. N Kirov vs J Grigorov |
| 1-0 | 22 | 1981 | Bulgarian Championship | E67 King's Indian, Fianchetto |
| 41. L Popov vs J Grigorov |
| 1-0 | 30 | 1981 | Bulgarian Championship | A10 English |
| 42. P Velikov vs J Grigorov |
| ½-½ | 36 | 1981 | Bulgarian Championship | B08 Pirc, Classical |
| 43. G Tringov vs J Grigorov |
| 1-0 | 37 | 1981 | Bulgarian Championship | B32 Sicilian |
| 44. J Grigorov vs K Georgiev |
| ½-½ | 11 | 1981 | Bulgarian Championship | C07 French, Tarrasch |
| 45. J Grigorov vs L Spassov |
| ½-½ | 79 | 1981 | Bulgarian Championship | D43 Queen's Gambit Declined Semi-Slav |
| 46. J Grigorov vs N Iordanov |
| 0-1 | 43 | 1981 | Bulgarian Championship | D91 Grunfeld, 5.Bg5 |
| 47. J Grigorov vs K Georgiev |
| 1-0 | 42 | 1981 | Bulgarian Championship | A00 Uncommon Opening |
| 48. J Grigorov vs D Donchev |
| ½-½ | 83 | 1981 | Bulgarian Championship | B30 Sicilian |
| 49. E Ermenkov vs J Grigorov |
| 1-0 | 42 | 1981 | Bulgarian Championship | A45 Queen's Pawn Game |
| 50. J Grigorov vs M Gochev |
| 0-1 | 57 | 1981 | Bulgarian Championship | B40 Sicilian |
Kibitzing
