| — | Nguyen | 1–0 | Braeuning | Grenke Open | English Opening: King's English Variation, Kramnik-Shirov Counterattack | |
| — | Nguyen | ½–½ | Redzisz | new tournament description | Petrov's Defense: Modern Attack, Center Variation | |
| — | Gajcin | ½–½ | Nguyen | new tournament description | ? | |
| May 9, 2026 | Nguyen | 1–0 | Lema | rated rapid game | Catalan Opening | |
| May 9, 2026 | Laptii | 1–0 | Nguyen | rated rapid game | Sicilian Defense: Smith-Morra Gambit Deferred | |
| May 9, 2026 | Nguyen | 0–1 | Thilakarathne | rated rapid game | Sicilian Defense: Prins Variation | |
| May 9, 2026 | Krivitskiy | 0–1 | Nguyen | rated rapid game | Trompowsky Attack: Classical Defense, Big Center Variation | |
| May 9, 2026 | Nguyen | 0–1 | Soriano Quispe | rated rapid game | Ruy Lopez: Morphy Defense, Steinitz Deferred | |
| May 9, 2026 | Kong | 0–1 | Nguyen | rated rapid game | Nimzo-Indian Defense: Classical Variation, Berlin Variation | |
| May 8, 2026 | El Kaddaoui | ½–½ | Nguyen | rated rapid game | Blumenfeld Countergambit Accepted | |
| Apr 6, 2026 | Tschernatsch | 1–0 | Nguyen | Grenke Chess Festival 2026 Open | Caro-Kann Defense: Advance Variation | |
| Apr 6, 2026 | Nguyen | 0–1 | Kunin | Grenke Chess Festival 2026 Open | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Apr 5, 2026 | Draskovic | ½–½ | Nguyen | Grenke Chess Festival 2026 Open | French Defense: Rubinstein Variation, Blackburne Defense | |
| Apr 5, 2026 | Nguyen | 1–0 | Weidenhoefer | Grenke Chess Festival 2026 Open | Petrov's Defense: Karklins-Martinovsky Variation | |
| Apr 4, 2026 | Frey | 0–1 | Nguyen | Grenke Chess Festival 2026 Open | Caro-Kann Defense: Breyer Variation | |
| Apr 3, 2026 | Nguyen | 0–1 | Shevchenko | Grenke Chess Festival 2026 Open | English Opening: Agincourt Defense, Catalan Defense Accepted | |
| Apr 21, 2025 | Nguyen | 0–1 | Engel | Round 8: Nguyen, Alex Dac-Vuong - Engel, Luis | Sicilian Defense: Prins Variation | |
| Apr 21, 2025 | Cuhra | 0–1 | Nguyen | Grenke Chess Open A | Hungarian Opening | |
| Dec 30, 2024 | Kanzow | 0–1 | Nguyen | DVM U20 2024 | ? | |
| Dec 29, 2024 | Nguyen | 1–0 | Koll | DVM U20 2024 | Sicilian Defense: Prins Variation | |
| Dec 29, 2024 | Mankel | ½–½ | Nguyen | DVM U20 2024 | Sicilian Defense: Closed, Chameleon Variation | |
| Dec 28, 2024 | Nguyen | 1–0 | Skembris | DVM U20 2024 | Bogo-Indian Defense: Grünfeld Variation | |
| Dec 28, 2024 | Nied | 0–1 | Nguyen | DVM U20 2024 | French Defense: Tarrasch Variation, Chistyakov Defense | |
| Dec 27, 2024 | Nguyen | ½–½ | Gallasch | DVM U20 2024 | King's Indian Defense: Semi-Classical Variation | |
| Jul 14, 2024 | Kula | ½–½ | Nguyen | Round 7: Kula, Dominik - Nguyen, Alex Dac-Vuong | French Defense: Rubinstein Variation, Blackburne Defense | |
| Jul 14, 2024 | Nguyen | 0–1 | Ponizil | Round 6: Nguyen, Alex Dac-Vuong - Ponizil, Cyril | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Jul 13, 2024 | Polak | ½–½ | Nguyen | Round 5: Polak, Tomas - Nguyen, Alex Dac-Vuong | Nimzo-Indian Defense: Sämisch Variation | |
| Jul 13, 2024 | Nguyen | ½–½ | Sramek | Round 4: Nguyen, Alex Dac-Vuong - Sramek, Vojtech | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Jul 12, 2024 | Langner | ½–½ | Nguyen | Round 3: Langner, Ladislav - Nguyen, Alex Dac-Vuong | Sicilian Defense: Alapin Variation | |
| Jul 12, 2024 | Nguyen | 1–0 | Volak | Round 2: Nguyen, Alex Dac-Vuong - Volak, Simon | Caro-Kann Defense: Classical Variation, Spassky Variation | |
| Jul 11, 2024 | Boleslav | 1–0 | Nguyen | Czech Open 2024 - E | Caro-Kann Defense: Endgame Offer | |
| Jun 2, 2024 | Nguyen | ½–½ | Quparadze | Round 9: Nguyen, Alex Dac-Vuong - Quparadze, Giga | Sicilian Defense: Taimanov Variation, Szén Variation | |
| Jun 1, 2024 | Nguyen | 1–0 | Kolb | Round 8: Nguyen, Alex Dac-Vuong - Kolb, Tobias | Ruy Lopez: Closed, Breyer Defense, Zaitsev Hybrid | |
| May 31, 2024 | Wagner | 0–1 | Nguyen | Round 7: Wagner, Julian - Nguyen, Alex Dac-Vuong | Indian Defense: Anti-Nimzo-Indian | |
| May 30, 2024 | Nguyen | 1–0 | Kocak | Round 6: Nguyen, Alex Dac-Vuong - Kocak, Ediz | Ruy Lopez: Berlin Defense, l'Hermet Variation, Berlin Wall Defense | |
| May 30, 2024 | Baldauf | 1–0 | Nguyen | Round 5: Baldauf, Marco - Nguyen, Alex Dac-Vuong | Queen's Gambit Declined: Semi-Tarrasch Defense | |
| May 29, 2024 | Bromberger | ½–½ | Nguyen | Round 4: Bromberger, Stefan - Nguyen, Alex Dac-Vuong | Sicilian Defense: Kan Variation, Polugaevsky Variation | |
| May 28, 2024 | Nguyen | 1–0 | Ismayil | Round 3: Nguyen, Alex Dac-Vuong - Ismayil, Malak | English Opening: Agincourt Defense | |
| May 27, 2024 | Weihrauch | * | Nguyen | Round 2: Weihrauch, Jakob - Nguyen, Alex Dac-Vuong | ? | |
| May 26, 2024 | Nguyen | ½–½ | Butenandt | Round 1: Nguyen, Alex Dac-Vuong - Butenandt, Svenja | Caro-Kann Defense: Panov Attack, Fianchetto Defense | |
| Mar 30, 2024 | Nguyen | 0–1 | Cofmann | new tournament description | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Mar 30, 2024 | Lesny | ½–½ | Nguyen | new tournament description | French Defense: Advance Variation, Lputian Variation | |
| Jan 20, 2024 | Nguyen | ½–½ | Morris | Open Marianske Lazne 2024 | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Jan 19, 2024 | Raczek | ½–½ | Nguyen | Open Marianske Lazne 2024 | English Opening: Symmetrical Variation, Anti-Benoni Variation, Spielmann Defense | |
| Jan 18, 2024 | Nguyen | ½–½ | Lalic | Open Marianske Lazne 2024 | Ruy Lopez: Morphy Defense, Neo-Arkhangelsk Variation | |
| Jan 17, 2024 | Rasik | ½–½ | Nguyen | Open Marianske Lazne 2024 | French Defense: King's Indian Attack | |
| Jan 16, 2024 | Nguyen | ½–½ | Agdelen | Open Marianske Lazne 2024 | Caro-Kann Defense: Panov Attack, Modern Defense | |
| Jan 16, 2024 | Plat | ½–½ | Nguyen | Open Marianske Lazne 2024 | French Defense: Burn Variation | |
| Jan 15, 2024 | Nguyen | 1–0 | Besou | Open Marianske Lazne 2024 | English Opening: Agincourt Defense | |
| Jan 14, 2024 | Can | ½–½ | Nguyen | Open Marianske Lazne 2024 | Caro-Kann Defense: Classical Variation, Lobron System | |
| Jan 13, 2024 | Nguyen | ½–½ | Braeuer | Open Marianske Lazne 2024 | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Oct 28, 2023 | Holgert | 0–1 | Nguyen | 26. Offene Internationale Bayerische Schachmeisterschaft Tegernsee | Queen's Pawn Game: London System | |
| Oct 5, 2023 | Nguyen | 1–0 | Albert | Deutsche Ländermeisterschaft 2023 | Mexican Defense | |
| Oct 4, 2023 | Farokhi | ½–½ | Nguyen | Deutsche Ländermeisterschaft 2023 | Indian Defense: Anti-Nimzo-Indian | |
| Oct 3, 2023 | Haubold | 0–1 | Nguyen | Deutsche Ländermeisterschaft 2023 | Caro-Kann Defense: Exchange Variation | |
| Oct 3, 2023 | Petrovskiy | 1–0 | Nguyen | Deutsche Ländermeisterschaft 2023 | Ruy Lopez: Berlin Defense | |
| Oct 2, 2023 | Nguyen | ½–½ | Besou | Deutsche Ländermeisterschaft 2023 | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Oct 1, 2023 | Nguyen | ½–½ | Pubantz | Deutsche Ländermeisterschaft 2023 | Caro-Kann Defense: Panov Attack, Modern Defense | |
| Oct 1, 2023 | Tschernatsch | 0–1 | Nguyen | Deutsche Ländermeisterschaft 2023 | French Defense: Tarrasch Variation, Open System, Euwe-Keres Line | |
| Jul 30, 2022 | Nguyen | 1–0 | Hlavina | open-a | Sicilian Defense: Prins Variation | |
| Jul 29, 2022 | Budzisz | ½–½ | Nguyen | open-a | Sicilian Defense: French Variation | |
| Jul 28, 2022 | Nguyen | ½–½ | Levitan | open-a | Sicilian Defense: Prins Variation | |
| Jul 26, 2022 | Nguyen | ½–½ | Hassemeier | open-a | Queen's Gambit Declined: Three Knights, Vienna Variation | |
| Jul 25, 2022 | Bouska | ½–½ | Nguyen | open-a | French Defense: Exchange Variation | |
| Nov 7, 2021 | Nguyen | ½–½ | Hertneck | 24th Open Bavarian Championship | French Defense: Exchange Variation | |
| Nov 6, 2021 | Beikert | 0–1 | Nguyen | 24th Open Bavarian Championship | Caro-Kann Defense: Exchange Variation | |
| Nov 5, 2021 | Nguyen | ½–½ | De La Riva Aguado | 24th Open Bavarian Championship | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Nov 4, 2021 | Lucas | 0–1 | Nguyen | 24th Open Bavarian Championship | French Defense: Exchange Variation, Monte Carlo Variation | |
| Nov 3, 2021 | Nguyen | 1–0 | di Franco | 24th Open Bavarian Championship | Sicilian Defense: Nimzowitsch Variation, Main Line | |
| Nov 2, 2021 | Guliyev | 1–0 | Nguyen | 24th Open Bavarian Championship | Caro-Kann Defense: Classical Variation, Flohr Variation | |
| Nov 1, 2021 | Nguyen | ½–½ | Mastrovasilis | 24th Open Bavarian Championship | Ruy Lopez: Morphy Defense, Arkhangelsk Variation | |
| Oct 31, 2021 | Lochte | 0–1 | Nguyen | 24th Open Bavarian Championship | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Oct 30, 2021 | Nguyen | * | Bohnhoff | 24th Open Bavarian Championship | ? | |
| Oct 6, 2021 | Nguyen | ½–½ | Färber | Deutsche Ländermeisterschaft 2021 | Caro-Kann Defense: Panov Attack, Modern Defense, Carlsbad Line | |
| Oct 5, 2021 | Reuker | 1–0 | Nguyen | Deutsche Ländermeisterschaft 2021 | Catalan Opening: Open Defense | |
| Oct 4, 2021 | Nguyen | 1–0 | Stelmaszyk | Deutsche Ländermeisterschaft 2021 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Oct 4, 2021 | Nguyen | 0–1 | Costa | Deutsche Ländermeisterschaft 2021 | Ruy Lopez: Morphy Defense | |
| Oct 3, 2021 | Krastev | 1–0 | Nguyen | Deutsche Ländermeisterschaft 2021 | Caro-Kann Defense: Endgame Variation | |
| Oct 2, 2021 | Nguyen | ½–½ | Weber | Deutsche Ländermeisterschaft 2021 | Ruy Lopez: Closed, Flohr System | |
| Oct 2, 2021 | Fromm | ½–½ | Nguyen | Deutsche Ländermeisterschaft 2021 | Caro-Kann Defense: Exchange Variation | |
| Aug 13, 2021 | Nguyen | ½–½ | Froeyman | Open Letni Praha 2021 | Dutch Defense: Classical Variation | |
| Aug 12, 2021 | Gloser | 0–1 | Nguyen | Open Letni Praha 2021 | Caro-Kann Defense: Advance Variation, Van der Wiel Attack | |
| Aug 11, 2021 | Nguyen | ½–½ | Plischki | Open Letni Praha 2021 | Sicilian Defense: Prins Variation | |
| Aug 10, 2021 | Nguyen | 1–0 | Heyne | Open Letni Praha 2021 | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Aug 9, 2021 | Both | 0–1 | Nguyen | Open Letni Praha 2021 | French Defense: Advance Variation, Milner-Barry Gambit, Main Line | |
| Aug 8, 2021 | Nguyen | ½–½ | Toman | Open Letni Praha 2021 | Caro-Kann Defense: Panov Attack, Modern Defense | |
| Aug 8, 2021 | Nemec | ½–½ | Nguyen | Open Letni Praha 2021 | Nimzo-Indian Defense: Normal Variation | |
| Aug 7, 2021 | Nguyen | 1–0 | Wollenweber | Open Letni Praha 2021 | Modern Defense | |
| Aug 6, 2021 | Zajicek | 0–1 | Nguyen | Open Letni Praha 2021 | Caro-Kann Defense: Panov Attack, Modern Defense, Mieses Line | |
| Jul 31, 2021 | Paehtz | ½–½ | Nguyen | German Championship | Caro-Kann Defense: Apocalypse Attack | |
| Jul 30, 2021 | Nguyen | 1–0 | Laux | German Championship | English Opening: King's English Variation | |
| Jul 29, 2021 | Nguyen | 0–1 | Enders | German Championship | French Defense: Winawer Variation, Advance Variation | |
| Jul 29, 2021 | Kolb | 1–0 | Nguyen | German Championship | Nimzo-Indian Defense: Normal Variation | |
| Jul 28, 2021 | Schulz | ½–½ | Nguyen | German Championship | English Opening: Anglo-Indian Defense | |
| Jul 27, 2021 | Nguyen | ½–½ | Braun | German Championship | Ruy Lopez: Schliemann Defense, Tartakower Variation | |
| Jul 27, 2021 | Kunin | 1–0 | Nguyen | German Championship | Queen's Gambit Accepted: Classical Defense, Alekhine System, Smyslov Variation | |
| Jul 26, 2021 | Nguyen | ½–½ | Krastev | German Championship | Sicilian Defense: Prins Variation | |
| Jul 25, 2021 | Hess | 0–1 | Nguyen | German Championship | Caro-Kann Defense: Exchange Variation | |
| Jul 4, 2021 | Jovanovic | 1–0 | Nguyen | German Team Cup - Finals | Caro-Kann Defense: Endgame Offer | |
| Jul 3, 2021 | Schlosser | 1–0 | Nguyen | German Team Cup - Finals | English Opening: Symmetrical Variation, Anti-Benoni Variation, Geller Variation | |