| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Grigoriants vs G Timoshenko |
| 0-1 | 35 |
2001 |
Kiev it | E41 Nimzo-Indian |
| 2. Grigoriants vs K Landa |
| ½-½ | 27 |
2005 |
Russian Team Championship | E56 Nimzo-Indian, 4.e3, Main line with 7...Nc6 |
| 3. Grigoriants vs D Jakovenko |
| ½-½ | 22 |
2005 |
Russian Teams | E32 Nimzo-Indian, Classical |
| 4. Grigoriants vs E Tomashevsky |
| ½-½ | 21 |
2005 |
58th Russian Championship Semi-Finals | E58 Nimzo-Indian, 4.e3, Main line with 8...Bxc3 |
| 5. Grigoriants vs A Mastrovasilis |
| ½-½ | 122 |
2005 |
6th European Individual Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 6. Grigoriants vs T Sakelsek |
| 1-0 | 23 |
2006 |
Cappelle la Grande | E54 Nimzo-Indian, 4.e3, Gligoric System |
| 7. Grigoriants vs E Alekseev |
| 0-1 | 39 |
2006 |
Russian Championship Superfinal | E32 Nimzo-Indian, Classical |
| 8. Grigoriants vs D Shengelia |
| 1-0 | 28 |
2006 |
Cappelle la Grande | E41 Nimzo-Indian |
| 9. Grigoriants vs N Firman |
| 1-0 | 21 |
2006 |
Cappelle la Grande | E32 Nimzo-Indian, Classical |
| 10. Grigoriants vs Dgebuadze |
| 1-0 | 34 |
2007 |
Cappelle la Grande | E59 Nimzo-Indian, 4.e3, Main line |
| 11. Grigoriants vs Bareev |
| ½-½ | 13 |
2007 |
Russian Championship Higher League | E54 Nimzo-Indian, 4.e3, Gligoric System |
| 12. Grigoriants vs P Wells |
| ½-½ | 26 |
2007 |
European Individual Championships | E46 Nimzo-Indian |
| 13. Grigoriants vs E Berg |
| 1-0 | 41 |
2008 |
European Individual Championship | E46 Nimzo-Indian |
