| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. Kovalenko vs Khismatullin |
| 1-0 | 106 | 2012 | Polugaevsky Memorial | D38 Queen's Gambit Declined, Ragozin Variation |
| 2. Kovalenko vs Khismatullin |
| 1-0 | 53 | 2012 | Corporation Centre Cup A | D38 Queen's Gambit Declined, Ragozin Variation |
| 3. Kovalenko vs S Shaydullina |
| 1-0 | 44 | 2013 | Russian Rapid Grand Prix Final | D38 Queen's Gambit Declined, Ragozin Variation |
| 4. Kovalenko vs A Predke |
| 0-1 | 45 | 2014 | Moscow Open | D38 Queen's Gambit Declined, Ragozin Variation |
| 5. Kovalenko vs Eljanov |
| ½-½ | 41 | 2014 | European Championship | D38 Queen's Gambit Declined, Ragozin Variation |
| 6. Kovalenko vs O Ladva |
| 1-0 | 79 | 2014 | Riga Technical University Open | D38 Queen's Gambit Declined, Ragozin Variation |
| 7. Kovalenko vs K Kulaots |
| 1-0 | 56 | 2015 | Baltic zt Tallinn | D38 Queen's Gambit Declined, Ragozin Variation |
| 8. Kovalenko vs N Grandelius |
| ½-½ | 58 | 2015 | Dubai Chess Open | D38 Queen's Gambit Declined, Ragozin Variation |
| 9. Kovalenko vs N Georgiadis |
| 1-0 | 42 | 2015 | Dubai Chess Open | D38 Queen's Gambit Declined, Ragozin Variation |
| 10. Kovalenko vs Wojtaszek |
| ½-½ | 38 | 2016 | European Championship | D38 Queen's Gambit Declined, Ragozin Variation |
| 11. Kovalenko vs A Esipenko |
| 1-0 | 76 | 2017 | Tal Memorial (Rapid) | D38 Queen's Gambit Declined, Ragozin Variation |
| 12. Kovalenko vs Anand |
| 1-0 | 36 | 2018 | World Blitz Championship | D38 Queen's Gambit Declined, Ragozin Variation |
| 13. Kovalenko vs Sevian |
| 1-0 | 60 | 2019 | St Louis Summer B | D38 Queen's Gambit Declined, Ragozin Variation |
| 14. Kovalenko vs J B Bjerre |
| 1-0 | 93 | 2021 | Serbia Chess Open | D38 Queen's Gambit Declined, Ragozin Variation |
| 15. Kovalenko vs A Donchenko |
| 0-1 | 65 | 2021 | Riga Tech Open-A | D38 Queen's Gambit Declined, Ragozin Variation |
Kibitzing
