| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Jobava vs T Kotanjian |
| 1-0 | 50 |
2003 |
Batumi BCSA op | B32 Sicilian |
| 2. T L Petrosian vs T Kotanjian |
 | 1-0 | 28 |
2005 |
Armenian Championship | B50 Sicilian |
| 3. A Anastasian vs T Kotanjian |
| 1-0 | 51 |
2005 |
Armenian Championship | B31 Sicilian, Rossolimo Variation |
| 4. A Yegiazarian vs T Kotanjian |
| 1-0 | 88 |
2005 |
Armenian Championship | B56 Sicilian |
| 5. Ara Minasian vs T Kotanjian |
| 1-0 | 34 |
2005 |
Armenian Championship | B31 Sicilian, Rossolimo Variation |
| 6. A Minasian vs T Kotanjian |
| ½-½ | 78 |
2005 |
Armenian Championship | B31 Sicilian, Rossolimo Variation |
| 7. B Galstian vs T Kotanjian |
| 0-1 | 33 |
2005 |
Armenian Championship | B31 Sicilian, Rossolimo Variation |
| 8. I Georgiadis vs T Kotanjian |
| 1-0 | 75 |
2006 |
Acropolis Tournament | B96 Sicilian, Najdorf |
| 9. A Pashikian vs T Kotanjian |
| ½-½ | 9 |
2006 |
66th Armenian Championship | B23 Sicilian, Closed |
| 10. P Dagkakis vs T Kotanjian |
| 0-1 | 67 |
2006 |
Acropolis Tournament | B50 Sicilian |
| 11. M Kekelidze vs T Kotanjian |
| 0-1 | 66 |
2006 |
Blue Sevan Tournament | B31 Sicilian, Rossolimo Variation |
| 12. E Romanov vs T Kotanjian |
| 0-1 | 62 |
2006 |
7th European Individual Championship | B31 Sicilian, Rossolimo Variation |
| 13. T Gelashvili vs T Kotanjian |
| 1-0 | 40 |
2006 |
Acropolis Tournament | B23 Sicilian, Closed |
| 14. Delchev vs T Kotanjian |
| 0-1 | 28 |
2006 |
7th European Individual Championship | B33 Sicilian |
| 15. K Asrian vs T Kotanjian |
| 1-0 | 33 |
2007 |
Armenian Championsip | B62 Sicilian, Richter-Rauzer |
| 16. D Karatorossian vs T Kotanjian |
| 0-1 | 27 |
2007 |
Armenian Championsip | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |
| 17. K Asrian vs T Kotanjian |
| 1-0 | 29 |
2007 |
Armenian Championsip | B31 Sicilian, Rossolimo Variation |
| 18. I Saric vs T Kotanjian |
| 0-1 | 34 |
2007 |
European Individual Championships | B80 Sicilian, Scheveningen |
| 19. Ara Minasian vs T Kotanjian |
| ½-½ | 101 |
2007 |
Armenian Championsip | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 20. Holzke vs T Kotanjian |
| 1-0 | 24 |
2007 |
European Individual Championships | B96 Sicilian, Najdorf |
| 21. A Chibukhchian vs T Kotanjian |
| 0-1 | 46 |
2007 |
Armenian Championsip | B46 Sicilian, Taimanov Variation |
| 22. D Lintchevski vs T Kotanjian |
| 0-1 | 56 |
2008 |
European Individual Championship | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 23. L Babujian vs T Kotanjian |
| 0-1 | 60 |
2008 |
Armenian Championship | B85 Sicilian, Scheveningen, Classical |
| 24. V Zivkovic vs T Kotanjian |
| 1-0 | 41 |
2008 |
Euro Club Cup | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 25. L Guliev vs T Kotanjian |
| ½-½ | 37 |
2008 |
Dubai Open | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |