| Jun 7, 2026 | Nguyen | 1–0 | Manish Anto Cristiano F | Round 9: Nguyen, Quoc Hy - Manish Anto Cristiano F | Semi-Slav Defense | |
| Jun 6, 2026 | Paichadze | 0–1 | Nguyen | Round 8: Paichadze, Luka - Nguyen, Quoc Hy | Sicilian Defense: Chekhover Variation | |
| Jun 5, 2026 | Nguyen | ½–½ | Vaz | Round 7: Nguyen, Quoc Hy - Vaz, Ethan | Indian Defense: Anti-Nimzo-Indian | |
| Jun 4, 2026 | Nguyen | 1–0 | Gaikwad Manas | Round 6: Nguyen, Quoc Hy - Gaikwad Manas | Slav Defense: Chebanenko Variation, Advance System | |
| Jun 4, 2026 | Mani | ½–½ | Nguyen | Round 5: Mani, Sarbartho - Nguyen, Quoc Hy | Sicilian Defense: Moscow Variation, Main Line | |
| Jun 3, 2026 | Nguyen | 1–0 | Bhoir Paras Dilip | Round 4: Nguyen, Quoc Hy - Bhoir Paras Dilip | Queen's Gambit Declined | |
| Jun 1, 2026 | Aizenberg | ½–½ | Nguyen | Round 10: Aizenberg, Benny - Nguyen, Quoc Hy | Sicilian Defense: Najdorf Variation, Opocensky Variation, Traditional Line | |
| Jun 1, 2026 | Shreyas Raj | ½–½ | Nguyen | Round 1: Shreyas Raj - Nguyen, Quoc Hy | English Opening: Agincourt Defense, Kurajica Defense | |
| May 30, 2026 | Panda Sambit | ½–½ | Nguyen | Round 10: Panda Sambit - Nguyen, Quoc Hy | Nimzo-Larsen Attack: Classical Variation | |
| May 29, 2026 | Nguyen | 1–0 | Gomez Sanchez | Round 9: Nguyen, Quoc Hy - Gomez Sanchez, Jorge Marcos | Pseudo Queen's Indian Defense | |
| May 28, 2026 | Om Batra | 0–1 | Nguyen | Round 8: Om Batra - Nguyen, Quoc Hy | Sicilian Defense: Moscow Variation | |
| May 27, 2026 | Nguyen | ½–½ | Vivaan Vijay Saraogi | Round 7: Nguyen, Quoc Hy - Vivaan Vijay Saraogi | Grünfeld Defense: Russian Variation, Accelerated Variation | |
| May 27, 2026 | Aadik Theophane Lenin | 1–0 | Nguyen | Round 6: Aadik Theophane Lenin - Nguyen, Quoc Hy | Queen's Gambit Declined: Queen's Knight Variation | |
| May 26, 2026 | Nguyen | ½–½ | Vivaan Vishal Shah | Round 5: Nguyen, Quoc Hy - Vivaan Vishal Shah | Queen's Gambit Accepted | |
| May 25, 2026 | Kiran | 0–1 | Nguyen | Round 4: Kiran, Manisha Mohanty - Nguyen, Quoc Hy | Sicilian Defense: Najdorf Variation | |
| May 24, 2026 | Salunke Siddhant | ½–½ | Nguyen | Round 2: Salunke Siddhant - Nguyen, Quoc Hy | Queen's Gambit Accepted: Mannheim Variation | |
| May 23, 2026 | Nguyen | 1–0 | Abhrojyoty Nath | Round 1: Nguyen, Quoc Hy - Abhrojyoty Nath | Queen's Gambit Declined: Harrwitz Attack | |
| Apr 18, 2026 | Hernandez Sanchez | ½–½ | Nguyen | 2026 Melbourne International Open - Masters | Sicilian Defense: Moscow Variation | |
| Apr 18, 2026 | Nguyen | ½–½ | Rios Gomez | 2026 Melbourne International Open - Masters | Indian Defense: Anti-Nimzo-Indian | |
| Apr 18, 2026 | Nguyen | ½–½ | Mitrabha | 2026 Melbourne International Open - Masters | Queen's Indian Defense: Miles Variation | |
| Apr 17, 2026 | Chan | ½–½ | Nguyen | 2026 Melbourne International Open - Rapid | Nimzo-Larsen Attack: Classical Variation | |
| Apr 17, 2026 | Nguyen | 1–0 | Chan | 2026 Melbourne International Open - Rapid | Semi-Slav Defense: Accelerated Move Order | |
| Apr 17, 2026 | Solomontchik | 0–1 | Nguyen | 2026 Melbourne International Open - Rapid | Catalan Opening: Closed | |
| Apr 17, 2026 | Nguyen | 1–0 | Ramakrishnan | 2026 Melbourne International Open - Rapid | Queen's Gambit Declined | |
| Apr 17, 2026 | Tanin | 0–1 | Nguyen | 2026 Melbourne International Open - Rapid | Sicilian Defense: Najdorf Variation | |
| Apr 16, 2026 | Bjelobrk | 0–1 | Nguyen | 2026 Melbourne International Open - Masters | Catalan Opening: Closed | |
| Apr 16, 2026 | Kiewra | 0–1 | Nguyen | 2026 Melbourne International Open - Masters | King's Indian Defense: Exchange Variation | |
| Apr 15, 2026 | Nguyen | ½–½ | Li | 2026 Melbourne International Open - Masters | Queen's Gambit Declined: Semi-Tarrasch Defense, Exchange Variation | |
| Apr 14, 2026 | Nguyen | 1–0 | Fruit | 2026 Melbourne International Open - Masters | Tarrasch Defense: Schara Gambit | |
| Apr 14, 2026 | Chan | 1–0 | Nguyen | 2026 Melbourne International Open - Masters | Semi-Slav Defense: Marshall Gambit, Main Line | |
| Apr 13, 2026 | Nguyen | 1–0 | Xia | 2026 Melbourne International Open - Masters | Nimzo-Indian Defense: St. Petersburg Variation | |
| Feb 27, 2026 | Iniyan | * | Nguyen | Manny Pacquiao International Open - 87th Kalilangan Chess Festival 2026 [Open] | ? | |
| Feb 24, 2026 | Nguyen | ½–½ | Tin | Manny Pacquiao International Open - 87th Kalilangan Chess Festival 2026 [Open] | Nimzo-Indian Defense: Normal Variation, Classical Defense | |
| Feb 24, 2026 | Nguyen | 1–0 | Rancap | Manny Pacquaio International Open - 87th Kalilangan Chess Festival 2026 [Open] | Nimzo-Indian Defense: Normal Variation | |
| Dec 31, 2025 | Nguyen | ½–½ | Priasmoro | 10th Johor International Chess Open 2025 | King's Indian Defense: Orthodox Variation | |
| Dec 30, 2025 | Ainul Fikri | 0–1 | Nguyen | Round 8: Ainul Fikri, Aqilah Husna - Nguyen, Quoc Hy | Sicilian Defense: Moscow Variation | |
| Dec 30, 2025 | Nguyen | 1–0 | Polschikov | Round 7: Nguyen, Quoc Hy - Polschikov, Alexey | Nimzo-Indian Defense: Rubinstein System | |
| Dec 29, 2025 | Dang Hoang Son | 1–0 | Nguyen | Round 6: Dang Hoang Son - Nguyen, Quoc Hy | Dutch Defense: Stonewall Variation, Modern Variation | |
| Dec 29, 2025 | Yu | 0–1 | Nguyen | Round 4: Yu,Shi - Nguyen, Quoc Hy | King's Indian Attack: Yugoslav Variation | |
| Dec 29, 2025 | Nguyen | 1–0 | Yuan | Round 5: Nguyen, Quoc Hy - Yuan, Qingyu | Queen's Indian Defense: Kasparov-Petrosian Variation, Petrosian Attack | |
| Dec 27, 2025 | Sidabutar | ½–½ | Nguyen | Round 2: Sidabutar, Uriel Noah Oloan - Nguyen, Quoc Hy | Sicilian Defense: Najdorf Variation, Lipnitsky Attack | |
| Dec 27, 2025 | Nguyen | ½–½ | Ghanbarpour | Round 3: Nguyen, Quoc Hy - Ghanbarpour, Mahan | Queen's Gambit Declined | |
| Dec 26, 2025 | Nguyen | 1–0 | Teo | 10th Johor International Chess Open 2025 | Queen's Gambit Declined: Three Knights Variation | |
| Dec 9, 2025 | Nguyen | 1–0 | Gilfanov | Round 6: Nguyen, Quoc Hy - Gilfanov, Marat I | Nimzo-Indian Defense: Normal Variation | |
| Dec 8, 2025 | Abdukhakimov | ½–½ | Nguyen | Round 5: Abdukhakimov, Akbarali - Nguyen, Quoc Hy | Queen's Gambit Declined: Queen's Knight Variation | |
| Dec 7, 2025 | Nguyen | 1–0 | Rostami | Round 4: Nguyen, Quoc Hy - Rostami, Hossein | King's Indian Defense: Smyslov Variation | |
| Dec 6, 2025 | Shamsuddin | 0–1 | Nguyen | Round 3: Shamsuddin, Sayyid Usmon - Nguyen, Quoc Hy | Sicilian Defense: Prins Variation | |
| Dec 5, 2025 | Nguyen | 1–0 | Nematov | Round 2: Nguyen, Quoc Hy - Nematov, Tokhir | Nimzo-Indian Defense: Normal Variation, Classical Defense | |
| Dec 4, 2025 | Karan J P | 0–1 | Nguyen | Round 1: Karan J P - Nguyen, Quoc Hy | Sicilian Defense: Najdorf Variation, Freak Attack | |
| Dec 4, 2025 | Nguyen | ½–½ | Atabayev | Round 8: Nguyen, Quoc Hy - Atabayev, Saparmyrat | Queen's Gambit Declined: Anti-Tartakower Variation, Petrosian Variation | |
| Dec 4, 2025 | Utegaliyev | ½–½ | Nguyen | Round 7: Utegaliyev, Azamat - Nguyen, Quoc Hy | Queen's Pawn Game: Symmetrical Variation | |
| Dec 4, 2025 | Abdilkhair | ½–½ | Nguyen | Round 9: Abdilkhair, Abilmansur - Nguyen, Quoc Hy | Sicilian Defense: Najdorf Variation, English Attack, Anti-English | |
| Sep 22, 2025 | Nguyen | 1–0 | Soo | 2026 Melbourne International Open - Rapid | Queen's Gambit Declined: Anti-Tartakower Variation | |
| Sep 22, 2025 | Ilic | 0–1 | Nguyen | 2026 Melbourne International Open - Rapid | Sicilian Defense: Najdorf Variation, Opocensky Variation, Traditional Line | |
| Sep 22, 2025 | Nguyen | 1–0 | Lingineni | 2026 Melbourne International Open - Rapid | Queen's Gambit Declined | |
| Sep 22, 2025 | Annapureddy | 0–1 | Nguyen | 2026 Melbourne International Open - Rapid | Sicilian Defense: Najdorf Variation | |
| Sep 21, 2025 | Bancod | * | Nguyen | 20th Dato Arthur Tan Malaysian Open Chess Championship | ? | |
| Sep 20, 2025 | Nguyen | ½–½ | Liu | 20th Dato Arthur Tan Malaysian Open Chess Championship | Slav Defense: Quiet Variation | |
| Sep 20, 2025 | Kushagra Mohan | 1–0 | Nguyen | 20th Dato Arthur Tan Malaysian Open Chess Championship | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Sep 19, 2025 | Nguyen | 1–0 | Winkelman | 20th Dato Arthur Tan Malaysian Open Chess Championship | Nimzo-Indian Defense: Normal Variation | |
| Sep 18, 2025 | Nguyen Van Huy | ½–½ | Nguyen | 20th Dato Arthur Tan Malaysian Open Chess Championship | Queen's Pawn Game: Symmetrical Variation | |
| Sep 18, 2025 | Nolte | 0–1 | Nguyen | 20th Dato Arthur Tan Malaysian Open Chess Championship | Sicilian Defense: Najdorf Variation | |
| Sep 17, 2025 | Nguyen | * | Castellano | 20th Dato Arthur Tan Malaysian Open Chess Championship | ? | |
| Sep 16, 2025 | Meiyazhagan | 0–1 | Nguyen | Dato Tan Chin Nam Malaysia Day Age Group - Open | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Sep 16, 2025 | Nguyen | ½–½ | Kushagra Mohan | Dato Tan Chin Nam Malaysia Day Age Group - Open | Dutch Defense: Hopton Attack | |
| Sep 16, 2025 | Ang | 0–1 | Nguyen | Dato Tan Chin Nam Malaysia Day Age Group - Open | Sicilian Defense: Najdorf Variation | |
| Sep 16, 2025 | Nguyen | 0–1 | Romero | Dato Tan Chin Nam Malaysia Day Age Group - Open | Nimzo-Indian Defense: Normal Variation | |
| Sep 16, 2025 | Ordizo | 0–1 | Nguyen | Dato Tan Chin Nam Malaysia Day Age Group - Open | Queen's Pawn Game: Colle System | |
| Sep 16, 2025 | Nguyen | 1–0 | Mathan | Dato Tan Chin Nam Malaysia Day Age Group - Open | Nimzo-Indian Defense: Normal Variation, Botvinnik System | |
| Sep 16, 2025 | Jin | ½–½ | Nguyen | 20th Dato Arthur Tan Malaysian Open Chess Championship | Sicilian Defense: Alapin Variation, Barmen Defense | |
| Sep 15, 2025 | Nguyen | 1–0 | Galas | 20th Dato Arthur Tan Malaysian Open Chess Championship | Semi-Slav Defense: Anti-Moscow Gambit | |
| Jul 31, 2025 | Xie | ½–½ | Nguyen | \"Boyi Cup\"China Youth Chess International Open Tournament 2025(Group A) | Sicilian Defense: Moscow Variation | |
| Jul 31, 2025 | Nguyen | 1–0 | Jiang | \"Boyi Cup\"China Youth Chess International Open Tournament 2025(Group A) | Slav Defense: Czech Variation, Dutch Variation | |
| Jul 9, 2025 | Mariano | ½–½ | Nguyen | Round 7: Mariano, Fabian Glen - Nguyen, Quoc Hy | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jul 9, 2025 | Nguyen | 1–0 | Cahaya | Round 6: Nguyen, Quoc Hy - Cahaya, Satria Duta | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Jul 9, 2025 | Bacojo | * | Nguyen | Round 6: Bacojo, Mark Jay - Nguyen, Quoc Hy | Queen's Gambit Declined: Ragozin Defense | |
| Jul 9, 2025 | Arca | 0–1 | Nguyen | Round 5: Arca, Christian Gian Karlo - Nguyen, Quoc Hy | Queen's Pawn Game: London System | |
| Jul 9, 2025 | Nguyen | 1–0 | Kavin Mohan | Round 3: Nguyen, Quoc Hy - Kavin Mohan | King's Indian Defense: Smyslov Variation | |
| Jul 9, 2025 | Bacojo | * | Nguyen | Round 4: Bacojo, Mark Jay - Nguyen, Quoc Hy | Queen's Gambit Declined: Ragozin Defense | |
| Jul 8, 2025 | Nguyen | 0–1 | Cahaya | Round 9: Nguyen, Quoc Hy - Cahaya, Satria Duta | Grünfeld Defense: Exchange Variation | |
| Jul 7, 2025 | Arca | 0–1 | Nguyen | Round 8: Arca, Christian Gian Karlo - Nguyen, Quoc Hy | Semi-Slav Defense: Marshall Gambit, Main Line | |
| Jul 6, 2025 | Le Tri Kien | ½–½ | Nguyen | Round 7: Le Tri Kien - Nguyen, Quoc Hy | Nimzo-Indian Defense: Classical Variation | |
| Jul 6, 2025 | Nguyen | 1–0 | Mariano | Round 6: Nguyen, Quoc Hy - Mariano, Fabian Glen | Nimzo-Indian Defense: Sämisch Variation | |
| Jul 4, 2025 | Bacojo | 0–1 | Nguyen | Asian Age Group 2025 | Queen's Gambit Declined | |
| Jul 4, 2025 | Nguyen | 1–0 | Tran | Asian Age Group 2025 | Slav Defense | |
| Jul 3, 2025 | Lai | ½–½ | Nguyen | Asian Age Group 2025 | Bogo-Indian Defense: Retreat Variation | |
| Jul 2, 2025 | Tabernilla | ½–½ | Nguyen | Asian Age Group 2025 | Sicilian Defense: Najdorf Variation, Freak Attack | |
| Apr 18, 2025 | Nguyen | ½–½ | Arnav Maheshwari | Round 10: Nguyen, Quoc Hy - Arnav Maheshwari | Nimzo-Indian Defense: Classical Variation | |
| Apr 17, 2025 | Saravana | 1–0 | Nguyen | Round 9: Saravana, Krishnan P. - Nguyen, Quoc Hy | Sicilian Defense: Modern Variations, Main Line | |
| Apr 16, 2025 | Nguyen | ½–½ | Podolchenko | Round 8: Nguyen, Quoc Hy - Podolchenko, Evgeniy | Nimzo-Indian Defense: Normal Variation | |
| Apr 15, 2025 | Rajesh | ½–½ | Nguyen | Round 7: Rajesh, V A V - Nguyen, Quoc Hy | Catalan Opening: Closed | |
| Apr 13, 2025 | Nguyen | 1–0 | Sanket Chakravarty | Round 6: Nguyen, Quoc Hy - Sanket Chakravarty | Queen's Gambit Declined: Modern Variation | |
| Apr 13, 2025 | Sri Sai Baswanth P | 0–1 | Nguyen | Round 5: Sri Sai Baswanth P - Nguyen, Quoc Hy | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
| Apr 12, 2025 | Nguyen | ½–½ | Sherla Prathamesh | Round 4: Nguyen, Quoc Hy - Sherla Prathamesh | English Opening: Agincourt Defense | |
| Apr 11, 2025 | Nguyen | 1–0 | Aakash G | Round 2: Nguyen, Quoc Hy - Aakash G | English Opening: Symmetrical Variation, Anti-Benoni Variation | |
| Apr 11, 2025 | Nithin Babu | ½–½ | Nguyen | Round 3: Nithin Babu - Nguyen, Quoc Hy | Sicilian Defense: Najdorf Variation, Opocensky Variation | |
| Apr 10, 2025 | Debayan Ray | * | Nguyen | Round 1: Debayan Ray - Nguyen, Quoc Hy | Sicilian Defense | |
| Jan 19, 2025 | Nithik Reddy Bhavanam | 0–1 | Nguyen | Late Shri Manohar Parrikar Goa International Open Grand Master Chess Tournament 2025 | Sicilian Defense: Najdorf Variation, English Attack, Anti-English | |
| Jan 18, 2025 | Nguyen | ½–½ | Sriram Adarsh Uppala | Late Shri Manohar Parrikar Goa International Open Grand Master Chess Tournament 2025 | Nimzo-Indian Defense: Normal Variation, Gligoric System, Exchange Variation | |
| Jan 17, 2025 | Varun | ½–½ | Nguyen | Late Shri Manohar Parrikar Goa International Open Grand Master Chess Tournament 2025 | Sicilian Defense: Moscow Variation, Sokolsky Variation | |