| 17 ago 2026 | Dehtiarov, Roman 2451 | Vypkhaniuk, Ihor 2317 | 0-1 | B34 Defensa Siciliana: Accelerated Dragon, Modern Variation | Ukrainian Chess Stars Cup - 2 stage | Rapid | Open | 49 | Ver |
| 17 ago 2026 | Vasynda, Oleksandr 2315 | Dehtiarov, Roman 2451 | 0-1 | A29 Apertura Inglesa: King's English Variation, Four Knights Variation, Fianchetto Line | Ukrainian Chess Stars Cup - 2 stage | Rapid | Open | 50 | Ver |
| 17 ago 2026 | Dehtiarov, Roman 2451 | Vetoshko, Volodymyr 2459 | ½-½ | B31 Defensa Siciliana: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation, Gufeld Gambit | Ukrainian Chess Stars Cup - 2 stage | Rapid | Open | 46 | Ver |
| 17 ago 2026 | Skliarov, Viktor 2262 | Dehtiarov, Roman 2451 | 0-1 | C27 Apertura Vienesa: Stanley Variation, Monster Declined | Ukrainian Chess Stars Cup - 2 stage | Rapid | Open | 34 | Ver |
| 17 ago 2026 | Dehtiarov, Roman 2451 | Khrinovskyi, Yurii 2132 | 1-0 | B36 Defensa Siciliana: Accelerated Dragon, Maróczy Bind, Gurgenidze Variation | Ukrainian Chess Stars Cup - 2 stage | Rapid | Open | 30 | Ver |
| 17 ago 2026 | Dehtiarov, Roman 2451 | Ship, Yaroslav 2145 | 0-1 | C10 Defensa Francesa: Rubinstein Variation, Blackburne Defense | Ukrainian Chess Stars Cup - 2 stage | Rapid | Open | 35 | Ver |
| 17 ago 2026 | Molchanov, Roman 2070 | Dehtiarov, Roman 2451 | 0-1 | B40 Defensa Siciliana: French Variation | Ukrainian Chess Stars Cup - 2 stage | Rapid | Open | 28 | Ver |
| 16 ago 2026 | Dehtiarov, Roman 2489 | Polulikh, Bogdan 2346 | 1-0 | C11 Defensa Francesa: Steinitz Variation, Boleslavsky Variation | Ukrainian Chess Stars Cup - 2 stage | Blitz | Open | 37 | Ver |
| 16 ago 2026 | Kislinsky, Alexey 2292 | Dehtiarov, Roman 2489 | ½-½ | C25 Apertura Vienesa: Paulsen Variation | Ukrainian Chess Stars Cup - 2 stage | Blitz | Open | 71 | Ver |
| 16 ago 2026 | Vasynda, Oleksandr 2253 | Dehtiarov, Roman 2489 | ½-½ | D85 Defensa Grünfeld: Exchange Variation, Modern Exchange Variation | Ukrainian Chess Stars Cup - 2 stage | Blitz | Open | 23 | Ver |
| 25 jul 2026 | Sukiasyan, Vahe A. 2409 | Dehtiarov, Roman 2507 | 1-0 | B40 Defensa Siciliana: French Variation | European Youth Team Chess Championship - Open18 | 55 | Ver |
| 24 jun 2026 | Gledura, Benjamin 2635 | Dehtiarov, Roman 2498 | ½-½ | D85 Defensa Grünfeld: Exchange Variation, Modern Exchange Variation | Druzynowe Mistrzostwa Polski - Ekstraliga 2026 | 39 | Ver |
| 23 jun 2026 | Dehtiarov, Roman 2498 | Grandelius, Nils 2647 | 1-0 | C78 Apertura Española (Ruy López): Morphy Defense, Møller Variation | Druzynowe Mistrzostwa Polski - Ekstraliga 2026 | 55 | Ver |
| 22 jun 2026 | Leniart, Arkadiusz 2472 | Dehtiarov, Roman 2498 | ½-½ | B20 Defensa Siciliana: Keres Variation | Druzynowe Mistrzostwa Polski - Ekstraliga 2026 | 53 | Ver |
| 21 jun 2026 | Dehtiarov, Roman 2498 | Kowalski, Igor 2398 | 1-0 | B12 Defensa Caro-Kann: Advance Variation, Short Variation | Druzynowe Mistrzostwa Polski - Ekstraliga 2026 | 35 | Ver |
| 20 jun 2026 | Lodici, Lorenzo 2599 | Dehtiarov, Roman 2498 | ½-½ | C77 Apertura Española (Ruy López): Morphy Defense, Tarrasch Variation | Druzynowe Mistrzostwa Polski - Ekstraliga 2026 | 60 | Ver |
| 19 jun 2026 | Dehtiarov, Roman 2498 | Kozak, Antoni 2421 | ½-½ | B12 Defensa Caro-Kann: Advance Variation, Botvinnik-Carls Defense | Druzynowe Mistrzostwa Polski - Ekstraliga 2026 | 76 | Ver |
| 18 jun 2026 | Seemann, Jakub 2548 | Dehtiarov, Roman 2498 | 1-0 | A29 Apertura Inglesa: King's English Variation, Four Knights Variation, Fianchetto Line | Druzynowe Mistrzostwa Polski - Ekstraliga 2026 | 40 | Ver |
| 17 jun 2026 | Dehtiarov, Roman 2498 | Samunenkov, Ihor 2595 | 0-1 | B15 Defensa Caro-Kann: Tartakower Variation | Druzynowe Mistrzostwa Polski - Ekstraliga 2026 | 55 | Ver |
| 16 jun 2026 | Dehtiarov, Roman 2498 | Cyborowski, Lukasz 2456 | 1-0 | E06 Apertura Catalana: Closed | Druzynowe Mistrzostwa Polski - Ekstraliga 2026 | 88 | Ver |