| 29 jun 2026 | Neven, Knut 2160 | Duong, Thanh Nha 2110 | 0-1 | A05 Zukertort Opening | Canadian Jr. and Sr. Championship 2026 | 55 | Ver |
| 29 jun 2026 | Haessel, Dale R. 2034 | Duong, Thanh Nha 2110 | 1-0 | A58 Benko Gambit Accepted: Fully Accepted Variation | Canadian Jr. and Sr. Championship 2026 | 34 | Ver |
| 28 jun 2026 | Duong, Thanh Nha 2110 | Rek, Slava 2107 | ½-½ | D05 Rubinstein Opening: Semi-Slav Defense | Canadian Jr. and Sr. Championship 2026 | 14 | Ver |
| 18 may 2026 | Wu, Nolan 2001 | Duong, Thanh Nha 2141 | 1-0 | C01 French Defense: Exchange Variation | 2026 Ontario Open Crown | 51 | Ver |
| 17 may 2026 | Duong, Thanh Nha 2141 | Woltery, Nicolai 2084 | ½-½ | A38 English Opening: Symmetrical Variation, Double Fianchetto | 2026 Ontario Open Crown | 10 | Ver |
| 31 oct 2025 | Josse, Mark 2107 | Duong, Thanh Nha 2161 | 0-1 | A21 English Opening: King's English Variation, Kramnik-Shirov Counterattack | FIDE World Senior Championship 2025 | Open 50+ | 25 | Ver |
| 30 oct 2025 | Duong, Thanh Nha 2161 | Santanna, Paulo 2013 | ½-½ | A30 English Opening: Symmetrical Variation | FIDE World Senior Championship 2025 | Open 50+ | 19 | Ver |
| 29 oct 2025 | Isaev, Yuriy V 2042 | Duong, Thanh Nha 2161 | ½-½ | A05 Zukertort Opening | FIDE World Senior Championship 2025 | Open 50+ | 39 | Ver |
| 28 oct 2025 | Duong, Thanh Nha 2161 | Paschall, William 2281 | 0-1 | A46 Indian Defense: Wade-Tartakower Defense | FIDE World Senior Championship 2025 | Open 50+ | 54 | Ver |
| 25 oct 2025 | Duong, Thanh Nha 2161 | Van Haastert, Edwin 2409 | ½-½ | A13 English Opening: Neo-Catalan | FIDE World Senior Championship 2025 | Open 50+ | 60 | Ver |
| 23 oct 2025 | Duong, Thanh Nha 2161 | Bellia, Fabrizio 2390 | 0-1 | C01 French Defense: Exchange Variation | FIDE World Senior Championship 2025 | Open 50+ | 71 | Ver |
| 22 oct 2025 | Temirbayev, Serikbay 2382 | Duong, Thanh Nha 2161 | ½-½ | E15 Queen's Indian Defense: Fianchetto Variation, Check Variation, Intermezzo Line | FIDE World Senior Championship 2025 | Open 50+ | 85 | Ver |
| 7 sep 2025 | Latorre, Vincent 2319 | Duong, Thanh Nha 2145 | 1-0 | C00 French Defense: King's Indian Attack | Montreal Open 2025 | 65 | Ver |
| 6 sep 2025 | Migot, Tangi 2324 | Duong, Thanh Nha 2145 | ½-½ | C10 French Defense: Rubinstein Variation, Blackburne Defense | Montreal Open 2025 | 76 | Ver |