| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. K Rusev vs G Grigorov |
| 0-1 | 51 |
2004 |
68th Bulgarian Championship | D30 Queen's Gambit Declined |
| 2. G Grigorov vs V Iotov |
| 1-0 | 69 |
2004 |
68th Bulgarian Championship | E39 Nimzo-Indian, Classical, Pirc Variation |
| 3. G Grigorov vs V Spasov |
| 1-0 | 33 |
2004 |
68th Bulgarian Championship | E73 King's Indian |
| 4. O Boyum Fossum vs G Grigorov |
| 0-1 | 72 |
2005 |
BELFORT YWCC BU18 | A15 English |
| 5. G Grigorov vs F Forgues |
| 1-0 | 40 |
2005 |
BELFORT YWCC BU18 | E32 Nimzo-Indian, Classical |
| 6. G Grigorov vs A Bove |
| 1-0 | 41 |
2005 |
BELFORT YWCC BU18 | A42 Modern Defense, Averbakh System |
| 7. G Grigorov vs Y Zimmerman |
| 1-0 | 43 |
2006 |
5th La Fere Open | E73 King's Indian |
| 8. D Mastrovasilis vs G Grigorov |
| 0-1 | 30 |
2006 |
3rd International Kalamaria Open | B80 Sicilian, Scheveningen |
| 9. G Grigorov vs N Clery |
| 1-0 | 47 |
2006 |
5th La Fere Open | E35 Nimzo-Indian, Classical, Noa Variation, 5.cd ed |
| 10. J Menneveux vs G Grigorov |
| 0-1 | 40 |
2006 |
5th La Fere Open | B87 Sicilian, Fischer-Sozin with ...a6 and ...b5 |
| 11. M Vandervorst vs G Grigorov |
| 0-1 | 37 |
2006 |
5th La Fere Open | B22 Sicilian, Alapin |
| 12. G Grigorov vs N Galopoulos |
| 1-0 | 33 |
2008 |
European Individual Championship | A58 Benko Gambit |
| 13. I Tsvetkov vs G Grigorov |
| 0-1 | 38 |
2008 |
Bulgarian Team Championship | A17 English |
| 14. G Grigorov vs T Bonev |
| 1-0 | 32 |
2008 |
European Individual Championship | E73 King's Indian |
| 15. N Yordanov vs G Grigorov |
| 0-1 | 46 |
2008 |
European Individual Championship | B81 Sicilian, Scheveningen, Keres Attack |
| 16. F Turcu vs G Grigorov |
| 0-1 | 30 |
2008 |
II ROMGAZ Open | B84 Sicilian, Scheveningen |
| 17. D Shivacheva vs G Grigorov |
| 0-1 | 39 |
2010 |
Bansko Grand Chess Open | B23 Sicilian, Closed |
| 18. B Maksimovic vs G Grigorov |
| 0-1 | 32 |
2010 |
Bansko Grand Chess Open | E00 Queen's Pawn Game |
| 19. A Nikolova vs G Grigorov |
| 0-1 | 36 |
2010 |
Bansko Grand Chess Open | B80 Sicilian, Scheveningen |
| 20. A Pavlidis vs G Grigorov |
| 0-1 | 27 |
2010 |
Bansko Grand Chess Open | E12 Queen's Indian |
| 21. G Grigorov vs H Zygouris |
| 1-0 | 20 |
2010 |
Bansko Grand Chess Open | D27 Queen's Gambit Accepted, Classical |
| 22. S Malikentzos vs G Grigorov |
| 0-1 | 69 |
2012 |
13th European Individual Championship | A64 Benoni, Fianchetto, 11...Re8 |
| 23. G Grigorov vs P Papp |
| 1-0 | 40 |
2012 |
Albena Open | D11 Queen's Gambit Declined Slav |
| 24. S Bargan vs G Grigorov |
| 0-1 | 24 |
2012 |
Albena Open | E12 Queen's Indian |
| 25. G Grigorov vs C Siclovan |
| 1-0 | 37 |
2012 |
Albena Open | D37 Queen's Gambit Declined |