| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. K Mekhitarian vs R Vera |
 | 1-0 | 53 | 2005 | American Continental | B90 Sicilian, Najdorf |
| 2. K Mekhitarian vs L Fusco |
| 0-1 | 60 | 2007 | III South American Ch U20 | B90 Sicilian, Najdorf |
| 3. K Mekhitarian vs D Di Berardino |
| 1-0 | 41 | 2008 | 8th Winterthur Chess Week | B90 Sicilian, Najdorf |
| 4. K Mekhitarian vs A Fier |
| 0-1 | 44 | 2008 | Corus Internet Qualifier | B90 Sicilian, Najdorf |
| 5. K Mekhitarian vs J Bittencourt |
| 1-0 | 60 | 2009 | LXXV Campeonato Brasileiro Ind | B90 Sicilian, Najdorf |
| 6. K Mekhitarian vs A Kovchan |
| ½-½ | 52 | 2013 | Tata Steel Group C | B90 Sicilian, Najdorf |
| 7. K Mekhitarian vs L Schut |
| 1-0 | 28 | 2013 | Tata Steel Group C | B90 Sicilian, Najdorf |
| 8. K Mekhitarian vs A Principe |
| 1-0 | 30 | 2013 | American Continental 9th | B90 Sicilian, Najdorf |
| 9. K Mekhitarian vs N Delgado Ramirez |
| ½-½ | 23 | 2014 | American Continental | B90 Sicilian, Najdorf |
| 10. K Mekhitarian vs R Leitao |
| 1-0 | 65 | 2016 | Brazilian Championship 2015 | B90 Sicilian, Najdorf |
| 11. K Mekhitarian vs L Brito |
| 1-0 | 47 | 2016 | Brazilian Championship 2015 | B90 Sicilian, Najdorf |
| 12. K Mekhitarian vs G Oparin |
| ½-½ | 36 | 2016 | Abu Dhabi Masters | B90 Sicilian, Najdorf |
| 13. K Mekhitarian vs L Fernandez Reyes |
| 1-0 | 47 | 2017 | 12th American Continental | B90 Sicilian, Najdorf |
| 14. K Mekhitarian vs T Carstens Dobuchak |
| 1-0 | 55 | 2021 | Brazilian Championship | B90 Sicilian, Najdorf |
Kibitzing
