| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. T Kotanjian vs T Gelashvili |
| 1-0 | 52 | 2003 | Batumi BCSA op | E32 Nimzo-Indian, Classical |
| 2. T Kotanjian vs A Ismagambetov |
| ½-½ | 79 | 2005 | Aeroflot Open-B | E32 Nimzo-Indian, Classical |
| 3. T Kotanjian vs K Asrian |
| ½-½ | 90 | 2005 | Armenian Championship | E32 Nimzo-Indian, Classical |
| 4. T Kotanjian vs A Das |
| 0-1 | 23 | 2006 | Aeroflot Open-B | E32 Nimzo-Indian, Classical |
| 5. T Kotanjian vs H Rau |
| ½-½ | 35 | 2006 | Aeroflot Open-B | E32 Nimzo-Indian, Classical |
| 6. T Kotanjian vs A Dgebuadze |
| ½-½ | 42 | 2006 | European Championship | E32 Nimzo-Indian, Classical |
| 7. T Kotanjian vs M Gagunashvili |
| 0-1 | 38 | 2006 | European Championship | E32 Nimzo-Indian, Classical |
| 8. T Kotanjian vs C Zhu |
| ½-½ | 40 | 2006 | Acropolis Tournament | E32 Nimzo-Indian, Classical |
| 9. T Kotanjian vs R R Laxman |
| 1-0 | 28 | 2008 | Dubai Open | E32 Nimzo-Indian, Classical |
| 10. T Kotanjian vs Onischuk |
| 0-1 | 64 | 2009 | Aeroflot Open | E32 Nimzo-Indian, Classical |
| 11. T Kotanjian vs L Javakhishvili |
| 0-1 | 60 | 2009 | Municipality Cup | E32 Nimzo-Indian, Classical |
| 12. T Kotanjian vs Iturrizaga Bonelli |
| ½-½ | 40 | 2010 | Dubai Open | E32 Nimzo-Indian, Classical |
| 13. T Kotanjian vs V Iordachescu |
| 0-1 | 57 | 2010 | Dubai Open | E32 Nimzo-Indian, Classical |
| 14. T Kotanjian vs D Arutinian |
| ½-½ | 47 | 2010 | Dubai Open | E32 Nimzo-Indian, Classical |
| 15. T Kotanjian vs A Anastasian |
| 1-0 | 33 | 2011 | Armenian Championship | E32 Nimzo-Indian, Classical |
| 16. T Kotanjian vs A H Abdulgalil Saleh |
| 1-0 | 30 | 2012 | Al Ain Classic | E32 Nimzo-Indian, Classical |
| 17. T Kotanjian vs P Kotsur |
| 1-0 | 66 | 2012 | Al Ain Classic | E32 Nimzo-Indian, Classical |
| 18. T Kotanjian vs Kazhgaleyev |
| 1-0 | 34 | 2012 | Al Ain Classic | E32 Nimzo-Indian, Classical |
| 19. T Kotanjian vs Martirosyan |
| 1-0 | 64 | 2016 | Andranik Margaryan Mem | E32 Nimzo-Indian, Classical |
| 20. T Kotanjian vs Martirosyan |
| ½-½ | 28 | 2019 | Asrian Memorial | E32 Nimzo-Indian, Classical |
Kibitzing
