| Mar 22, 2026 | Vidruska | 1–0 | Rathnayake | rated blitz game | Sicilian Defense | |
| Mar 22, 2026 | Rathnayake | 0–1 | Nadanyan | rated blitz game | Scandinavian Defense: Panov Transfer | |
| Mar 22, 2026 | Rathnayake | 1–0 | ONOJA | rated blitz game | Vienna Game: Anderssen Defense | |
| Mar 22, 2026 | Enkhrii Enkh-Amgalan | 1–0 | Rathnayake | rated blitz game | Dutch Defense: Hopton Attack | |
| Mar 22, 2026 | Rathnayake | 1–0 | Otimile Maya | rated blitz game | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Mar 22, 2026 | Tahirova | 1–0 | Rathnayake | rated blitz game | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Mar 22, 2026 | Rathnayake | 1–0 | Stadlinger | rated blitz game | Caro-Kann Defense: Karpov Variation | |
| Mar 22, 2026 | Ashotia | 0–1 | Rathnayake | rated blitz game | Sicilian Defense: Najdorf Variation | |
| Mar 22, 2026 | Rathnayake | 0–1 | Sreekarthika Velmurugan | rated blitz game | Ruy Lopez: Morphy Defense, Classical Defense Deferred | |
| Mar 8, 2026 | Syahirah | 1–0 | Rathnayake | rated blitz game | Sicilian Defense: Najdorf Variation, Traditional Line | |
| Mar 8, 2026 | Rathnayake | 1–0 | Alla Hima Srinika | rated blitz game | Bishop's Opening | |
| Mar 8, 2026 | Amarathunga | 0–1 | Rathnayake | rated blitz game | Queen's Pawn Game | |
| Mar 8, 2026 | Rathnayake | 1–0 | Serina Arafat | rated blitz game | French Defense: Horwitz Attack, Papa-Ticulat Gambit | |
| Mar 8, 2026 | Velpula Sarayu | 1–0 | Rathnayake | rated blitz game | Sicilian Defense: Najdorf Variation, English Attack, Anti-English | |
| Mar 8, 2026 | Rathnayake | 1–0 | Veda Gayathri Sirsi | rated blitz game | Sicilian Defense: Closed | |
| Mar 8, 2026 | Batzaya | 1–0 | Rathnayake | rated blitz game | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with Nb6 | |
| Mar 8, 2026 | Rathnayake | 1–0 | Takayasu | rated blitz game | Sicilian Defense: Grand Prix Attack | |
| Mar 8, 2026 | Rajapaksha | 0–1 | Rathnayake | rated blitz game | Nimzo-Larsen Attack: Modern Variation | |
| Mar 18, 2025 | Rathnayake | 1–0 | Wijesuriya | Round 9: Rathnayake, R M Dulinma Hemalni - Wijesuriya, G P Y | Vienna Game: Vienna Gambit, Paulsen Attack | |
| Mar 17, 2025 | Wadifa | 1–0 | Rathnayake | Round 8: Wadifa, Ahmed - Rathnayake, R M Dulinma Hemalni | Sicilian Defense: Najdorf Variation, English Attack | |
| Mar 16, 2025 | Rathnayake | 1–0 | Sanudula | Round 7: Rathnayake, R M Dulinma Hemalni - Sanudula, K M Dahamdi | Scandinavian Defense: Classical Variation | |
| Mar 15, 2025 | Rathnayake | 1–0 | Palliyage | Round 6: Rathnayake, R M Dulinma Hemalni - Palliyage, Sethumlee Devhara | Bishop's Opening: Vienna Hybrid | |
| Mar 14, 2025 | Newansa | ½–½ | Rathnayake | Round 5: Newansa, M Esandi - Rathnayake, R M Dulinma Hemalni | Dutch Defense: Raphael Variation | |
| Mar 13, 2025 | Rathnayake | 1–0 | Gunasekara | Round 4: Rathnayake, R M Dulinma Hemalni - Gunasekara, K P K Hesara | Sicilian Defense: Modern Variations | |
| Jul 20, 2024 | Rathnayake | 0–1 | Rindhiya V | Round 8: Rathnayake, R M Dulinma Hemalni - Rindhiya V | Ruy Lopez: Morphy Defense, Wormald Attack | |
| Jul 19, 2024 | Gunawardhana | 1–0 | Rathnayake | Round 7: Gunawardhana, Devindya Oshini - Rathnayake, R M Dulinma Hemalni | Sicilian Defense: Chekhover Variation | |
| Jul 19, 2024 | Rathnayake | 1–0 | Kholyavko | Round 6: Rathnayake, R M Dulinma Hemalni - Kholyavko, Mariya | Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation | |
| Jul 19, 2024 | Arshiya Das | 1–0 | Rathnayake | Round 5: Arshiya Das - Rathnayake, R M Dulinma Hemalni | Sicilian Defense: Dragon Variation, Yugoslav Attack | |
| Jul 17, 2024 | Rathnayake | 1–0 | Mrittika Mallick | Round 4: Rathnayake, R M Dulinma Hemalni - Mrittika Mallick | Sicilian Defense: Scheveningen Variation, English Attack, with f3 | |
| Jul 16, 2024 | Sultanbek | 1–0 | Rathnayake | Round 1: Sultanbek, Zeinep - Rathnayake, R M Dulinma Hemalni | King's Indian Attack | |
