| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. I Schitco vs R Dehtiarov |
| 1-0 | 61 | 2019 | Lviv Cup | A05 Reti Opening |
| 2. V Petrovskyi vs R Dehtiarov |
| 1-0 | 42 | 2022 | European Blitz Chess Championship | C18 French, Winawer |
| 3. O Gradalski vs R Dehtiarov |
| ½-½ | 54 | 2022 | European Blitz Chess Championship | C54 Giuoco Piano |
| 4. D L Haydon vs R Dehtiarov |
| 1-0 | 59 | 2022 | European Blitz Chess Championship | A04 Reti Opening |
| 5. R Dehtiarov vs D L Haydon |
| 0-1 | 44 | 2022 | European Blitz Chess Championship | B11 Caro-Kann, Two Knights, 3...Bg4 |
| 6. R Dehtiarov vs P Cramling |
| 1-0 | 41 | 2022 | European Blitz Chess Championship | B23 Sicilian, Closed |
| 7. P Cramling vs R Dehtiarov |
| ½-½ | 54 | 2022 | European Blitz Chess Championship | A35 English, Symmetrical |
| 8. R Dehtiarov vs V Petrovskyi |
| 0-1 | 63 | 2022 | European Blitz Chess Championship | B23 Sicilian, Closed |
| 9. R Dehtiarov vs Pola Parol |
| 1-0 | 29 | 2022 | European Blitz Chess Championship | A18 English, Mikenas-Carls |
| 10. Pola Parol vs R Dehtiarov |
| 0-1 | 51 | 2022 | European Blitz Chess Championship | C95 Ruy Lopez, Closed, Breyer |
| 11. R Dehtiarov vs E Amar |
| 0-1 | 51 | 2022 | European Blitz Chess Championship | A23 English, Bremen System, Keres Variation |
| 12. E Amar vs R Dehtiarov |
 | 1-0 | 15 | 2022 | European Blitz Chess Championship | C28 Vienna Game |
| 13. L D'Costa vs R Dehtiarov |
| 1-0 | 46 | 2022 | European Rapid Chess Championship | A14 English |
| 14. V Kazakouski vs R Dehtiarov |
| 1-0 | 45 | 2022 | European Rapid Chess Championship | A13 English |
| 15. R Dehtiarov vs L Lecki |
| 1-0 | 30 | 2022 | European Rapid Chess Championship | B23 Sicilian, Closed |
| 16. R Dehtiarov vs V Dragnev |
| 0-1 | 37 | 2022 | European Rapid Chess Championship | B11 Caro-Kann, Two Knights, 3...Bg4 |
| 17. A Omarsson vs R Dehtiarov |
| 0-1 | 58 | 2024 | European Youth Championship U18 | E45 Nimzo-Indian, 4.e3, Bronstein (Byrne) Variation |
| 18. R Dehtiarov vs Y Sokolovsky |
| 0-1 | 71 | 2024 | European Youth Championship U18 | B92 Sicilian, Najdorf, Opocensky Variation |
| 19. M Ozen vs R Dehtiarov |
| 0-1 | 34 | 2024 | European Youth Championship U18 | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |
| 20. R Dehtiarov vs J J Gonzalez Castillo |
| 1-0 | 43 | 2024 | European Youth Championship U18 | B15 Caro-Kann |
| 21. N Hercegovac vs R Dehtiarov |
| ½-½ | 62 | 2024 | European Youth Championship U18 | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |
| 22. R Dehtiarov vs H Backiel |
| 1-0 | 25 | 2024 | European Youth Championship U18 | D31 Queen's Gambit Declined |
| 23. G Levin vs R Dehtiarov |
| ½-½ | 45 | 2024 | European Youth Championship U18 | D78 Neo-Grunfeld, 6.O-O c6 |
| 24. R Dehtiarov vs S Hrbek |
| 1-0 | 40 | 2024 | European Youth Championship U18 | B31 Sicilian, Rossolimo Variation |
| 25. D Macias Pino vs R Dehtiarov |
| ½-½ | 76 | 2024 | European Youth Championship U18 | C92 Ruy Lopez, Closed |
Kibitzing
