| Apr 19, 2026 | Wongsawan | 0–1 | Akharaboollasez | Round 9: Wongsawan, Thoetsak - Akharaboollasez, Akharin | French Defense: Winawer Variation, Advance Variation | |
| Apr 18, 2026 | Sucharit | 0–1 | Wongsawan | Round 8: Sucharit, Phop-phon - Wongsawan, Thoetsak | Old Indian Defense | |
| Apr 17, 2026 | Pienpoldeesakul | 1–0 | Wongsawan | Round 6: Pienpoldeesakul, Baimon - Wongsawan, Thoetsak | English Opening: King's English Variation, Hungarian Attack | |
| Apr 16, 2026 | Niramitpattanakoson | 1–0 | Wongsawan | Round 4: Niramitpattanakoson, Ditsapat - Wongsawan, Thoetsak | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Apr 16, 2026 | Wongsawan | 0–1 | Kulpruethanon | Round 3: Wongsawan, Thoetsak - Kulpruethanon, Thanadon | Ruy Lopez: Closed, Anti-Marshall | |
| Apr 15, 2026 | Wongsawan | 1–0 | Tawankanjana | Round 2: Wongsawan, Thoetsak - Tawankanjana, Dhi | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Apr 15, 2026 | Dumoulin | 0–1 | Wongsawan | Round 1: Dumoulin, Peissone - Wongsawan, Thoetsak | Pirc Defense | |
| May 6, 2025 | Wongsawan | 0–1 | Li | ♖5th Big Rook International Chess Festival ♜ ⏳Open | Grünfeld Defense: Three Knights Variation | |
| Apr 9, 2024 | Wongsawan | * | Buakird | Round 9: Wongsawan, Thoetsak - Buakird, Apichit | Caro-Kann Defense: Accelerated Panov Attack, Modern Variation | |
| Apr 9, 2024 | Wongsawan | 0–1 | Buakird | Round 9: Wongsawan, Thoetsak - Buakird, Apichit | Caro-Kann Defense: Accelerated Panov Attack, Modern Variation | |
| Apr 9, 2024 | Chernyavsky | 1–0 | Wongsawan | Round 8: Chernyavsky, Alexander - Wongsawan, Thoetsak | Catalan Opening: Open Defense | |
| Apr 8, 2024 | Wongsawan | 1–0 | Gutsulyak | Round 7: Wongsawan, Thoetsak - Gutsulyak, Nikolay | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Apr 8, 2024 | Abu Sufian | 1–0 | Wongsawan | Round 6: Abu Sufian, Shakil - Wongsawan, Thoetsak | Caro-Kann Defense: Tartakower Variation | |
| Apr 7, 2024 | Wongsawan | 1–0 | Hong | Round 5: Wongsawan, Thoetsak - Hong, Ian | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Apr 6, 2024 | Apaar Saxena | 1–0 | Wongsawan | Round 4: Apaar Saxena - Wongsawan, Thoetsak | Indian Defense: Dzindzi-Indian Defense | |
| Apr 6, 2024 | Wongsawan | 1–0 | Tanish Ragavan S | Round 3: Wongsawan, Thoetsak - Tanish Ragavan S | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Apr 5, 2024 | Saragih | 1–0 | Wongsawan | Round 2: Saragih, Arif Rahman - Wongsawan, Thoetsak | Sicilian Defense: Wing Gambit, Deferred Variation | |
| Oct 30, 2022 | Wongsawan | * | Reilly | 20th Bangkok Chess Club Open | ? | |
| Oct 29, 2022 | Sabri | * | Wongsawan | 20th Bangkok Chess Club Open | ? | |
| Oct 28, 2022 | Wongsawan | * | Buakird | 20th Bangkok Chess Club Open | ? | |
| Oct 27, 2022 | Leonardo | * | Wongsawan | 20th Bangkok Chess Club Open | ? | |
| Oct 26, 2022 | Wongsawan | * | Krishn Charan | 20th Bangkok Chess Club Open | ? | |
| Oct 25, 2022 | Kaewwattha | 0–1 | Wongsawan | 20th Bangkok Chess Club Open | ? | |
| Oct 24, 2022 | Wongsawan | * | Rolston | 20th Bangkok Chess Club Open | ? | |
| — | Wongsawan | 0–1 | Salvador | 2nd The Rooky International Open 2024 ♖♖♖♜♜♖♖♖♜♜♖♖♖ Rapid Open | Sicilian Defense: Najdorf Variation, Main Line | |
| — | Wongsawan | 0–1 | Habla | 2nd The Rooky International Open 2024 ♖♖♖♜♜♖♖♖♜♜♖♖♖ Standard Open | Czech Defense | |
| — | Wongsawan | ½–½ | Enkhtuul | 2nd The Rooky International Open 2024 ♖♖♖♜♜♖♖♖♜♜♖♖♖ Standard Open | Alekhine Defense: Modern Variation, Larsen Variation | |
| — | Wongsawan | ½–½ | Nay Lin Tun | 2nd The Rooky International Open 2024 ♖♖♖♜♜♖♖♖♜♜♖♖♖ Standard Open | Sicilian Defense: Najdorf Variation, Adams Attack | |
| — | Wongsawan | 0–1 | Jonathan Anthony | 2nd The Rooky International Open 2024 ♖♖♖♜♜♖♖♖♜♜♖♖♖ Standard Open | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| — | Baba | 1–0 | Wongsawan | 2nd The Rooky International Open 2024 ♖♖♖♜♜♖♖♖♜♜♖♖♖ Rapid Open | Petrov's Defense: Damiano Variation, Kholmov Gambit | |
| — | Kyaw Zay Ya | 0–1 | Wongsawan | 2nd The Rooky International Open 2024 ♖♖♖♜♜♖♖♖♜♜♖♖♖ Standard Open | Sicilian Defense: Najdorf Variation | |
| — | Wang | 0–1 | Wongsawan | 2nd The Rooky International Open 2024 ♖♖♖♜♜♖♖♖♜♜♖♖♖ Standard Open | Sicilian Defense: Closed | |
| — | Jin | 1–0 | Wongsawan | 2nd The Rooky International Open 2024 ♖♖♖♜♜♖♖♖♜♜♖♖♖ Standard Open | French Defense: Exchange Variation | |
| — | Laylo | 1–0 | Wongsawan | ♖5th Big Rook International Chess Festival ♜ ⏳Open | Indian Defense: Dzindzi-Indian Defense | |