| May 14, 2026 | Henriquez Villagra | 1–0 | Diermair | Round 9: Henriquez Villagra, Cristobal - Diermair, Andreas | King's Pawn Game: Leonardis Variation | |
| Apr 19, 2026 | Halvax | 0–1 | Diermair | stveit | ? | |
| Apr 18, 2026 | Diermair | ½–½ | Perunovic | stveit | Queen's Pawn Game: Symmetrical Variation | |
| Apr 17, 2026 | Bakalarz | ½–½ | Diermair | stveit | Caro-Kann Defense: Exchange Variation | |
| Apr 16, 2026 | Diermair | ½–½ | Saric | stveit | Nimzo-Indian Defense: Sämisch Variation | |
| Apr 15, 2026 | Mazur | ½–½ | Diermair | stveit | Ruy Lopez: Closed | |
| Feb 19, 2026 | Diermair | ½–½ | Ammar | Round 8: Diermair, Andreas - Ammar, Sedrani | King's Indian Attack: Yugoslav Variation | |
| Feb 18, 2026 | Diermair | ½–½ | Lymar | Round 7: Diermair, Andreas - Lymar, Vladislav | Zukertort Opening | |
| Feb 17, 2026 | Oktem | 1–0 | Diermair | Round 6: Oktem, Ege Tuna - Diermair, Andreas | Italian Game: Giuoco Pianissimo, Normal | |
| Feb 17, 2026 | Diermair | 1–0 | Leitgeb | Round 5: Diermair, Andreas - Leitgeb, Julian | King's Indian Defense: Makogonov Variation | |
| Feb 16, 2026 | Silva | ½–½ | Diermair | Round 4: Silva, Pedro Gil Ferreira Da - Diermair, Andreas | Italian Game: Two Knights Defense, Polerio Defense, Bishop Check Line | |
| Feb 15, 2026 | Nurgaliyeva | ½–½ | Diermair | Round 2: Nurgaliyeva, Zarina - Diermair, Andreas | Ruy Lopez: Closed, Martinez Variation | |
| Feb 14, 2026 | Diermair | 1–0 | Dushatov | Round 1: Diermair, Andreas - Dushatov, Timur | King's Indian Attack: Spassky Variation | |
| Dec 14, 2025 | Diermair | ½–½ | Hirneise | Round 5: Diermair, Andreas - Hirneise, Jens | King's Indian Defense: Makogonov Variation | |
| Dec 13, 2025 | Meier | ½–½ | Diermair | Round 4: Meier, Alexander - Diermair, Andreas | Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | |
| Oct 19, 2025 | Trost | ½–½ | Diermair | Round 1: Trost, Edvin - Diermair, Andreas | Four Knights Game: Spanish Variation | |
| Sep 20, 2025 | Stickler | 0–1 | Diermair | Wiener LM 2025 Masters | Ruy Lopez: Closed, Flohr System | |
| Sep 19, 2025 | Diermair | 1–0 | Stanec | Wiener LM 2025 Masters | King's Indian Attack | |
| Sep 18, 2025 | Kundianok | ½–½ | Diermair | Wiener LM 2025 Masters | Queen's Indian Defense: Fianchetto Variation | |
| Sep 17, 2025 | Diermair | ½–½ | Balinov | Wiener LM 2025 Masters | English Opening: Anglo-Indian Defense, Anglo-Grünfeld Variation | |
| Sep 16, 2025 | Shengelia | ½–½ | Diermair | Wiener LM 2025 Masters | Neo-Grünfeld Defense: Ultra-Delayed Exchange Variation | |
| Sep 15, 2025 | Diermair | 1–0 | Steindl | Wiener LM 2025 Masters | King's Indian Defense: Makogonov Variation | |
| Sep 14, 2025 | Miazhynski | ½–½ | Diermair | Wiener LM 2025 Masters | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Sep 13, 2025 | Diermair | ½–½ | Bonk | Wiener LM 2025 Masters | English Opening: Symmetrical Variation, Anti-Benoni Variation, Geller Variation | |
| Sep 13, 2025 | Diermair | ½–½ | Zakharchyn | Wiener LM 2025 Masters | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Jun 21, 2025 | Peyrer | 1–0 | Diermair | Round 11: Peyrer, Konstantin - Diermair, Andreas | Nimzo-Indian Defense: Sämisch Variation | |
| Jun 21, 2025 | Schwabeneder | ½–½ | Diermair | Round 10: Schwabeneder, Florian - Diermair, Andreas | Ruy Lopez: Closed, Martinez Variation | |
| Jun 21, 2025 | Borrmann | 0–1 | Diermair | Round 8: Borrmann, Laurenz - Diermair, Andreas | King's Indian Attack | |
| Jun 21, 2025 | Diermair | ½–½ | Alekseenko | Round 7: Diermair, Andreas - Alekseenko, Kirill | King's Indian Attack | |
| Jun 21, 2025 | Wohlfahrt | 0–1 | Diermair | Round 6: Wohlfahrt, Herbert - Diermair, Andreas | Réti Opening: Advance Variation | |
| Jun 21, 2025 | Diermair | 0–1 | Blohberger | Round 5: Diermair, Andreas - Blohberger, Felix | Indian Defense: Knights Variation | |
| Jun 21, 2025 | Dragnev | ½–½ | Diermair | Round 4: Dragnev, Valentin - Diermair, Andreas | Italian Game: Giuoco Pianissimo, Normal | |
| Jun 21, 2025 | Diermair | 1–0 | Breneis | Round 3: Diermair, Andreas - Breneis, Lukas | Pseudo Queen's Indian Defense | |
| Jun 21, 2025 | Hatzl | 0–1 | Diermair | Round 2: Hatzl, Johannes - Diermair, Andreas | Queen's Pawn Game: Accelerated London System, Steinitz Countergambit | |
| Jun 21, 2025 | Diermair | 1–0 | Sovago | Round 1: Diermair, Andreas - Sovago, Philipp | Queen's Indian Defense: Classical Variation, Polugaevsky Gambit | |
| Jun 20, 2025 | Hatzl | 0–1 | Diermair | Round 9: Hatzl, Johannes - Diermair, Andreas | Queen's Pawn Game: Accelerated London System, Steinitz Countergambit | |
| Jun 20, 2025 | Diermair | 0–1 | Borrmann | Round 8: Diermair, Andreas - Borrmann, Laurenz | King's Indian Attack | |
| Jun 20, 2025 | Blohberger | ½–½ | Diermair | Round 7: Blohberger, Felix - Diermair, Andreas | King's Indian Attack | |
| Jun 20, 2025 | Diermair | ½–½ | Peyrer | Round 6: Diermair, Andreas - Peyrer, Konstantin | King's Indian Defense: Fianchetto Variation, Panno Variation | |
| Jun 20, 2025 | Vrban | 0–1 | Diermair | Round 5: Vrban, Damir - Diermair, Andreas | Bird Opening: Dutch Variation | |
| Jun 19, 2025 | Diermair | 1–0 | Kienboeck | Round 4: Diermair, Andreas - Kienboeck, Benjamin | Neo-Grünfeld Defense: Classical Variation, Modern Defense | |
| Jun 19, 2025 | Haselsberger | 1–0 | Diermair | Round 3: Haselsberger, Armin - Diermair, Andreas | Dutch Defense: Classical Variation | |
| Jun 19, 2025 | Diermair | 1–0 | Polterauer | Round 2: Diermair, Andreas - Polterauer, Chiara | King's Indian Attack: Symmetrical Defense | |
| Jun 19, 2025 | Kuzmanovic | 0–1 | Diermair | Round 1: Kuzmanovic, Zeljko - Diermair, Andreas | Réti Opening: Advance Variation | |
| Jun 14, 2025 | Diermair | ½–½ | Horvath | Round 9: Diermair, Andreas - Horvath, Dominik | Neo-Grünfeld Defense: Classical Variation, Modern Defense | |
| Jun 1, 2025 | Maghsoodloo | 1–0 | Diermair | Round 5: Maghsoodloo, Parham - Diermair, Andreas | Nimzo-Indian Defense: Rubinstein System, Rubinstein Variation | |
| Jun 1, 2025 | Jovanovic | ½–½ | Diermair | Round 3: Jovanovic, Zoran - Diermair, Andreas | Ruy Lopez: Morphy Defense, Modern Steinitz Defense | |
| Apr 6, 2025 | Schernthaner | ½–½ | Diermair | Round 11: Schernthaner, David - Diermair, Andreas | Ruy Lopez: Closed, Flohr System | |
| Apr 5, 2025 | Diermair | 1–0 | Tabernig | Round 10: Diermair, Andreas - Tabernig, Bernhard | Zukertort Opening | |
| Apr 4, 2025 | Diermair | 1–0 | Weber | Round 8: Diermair, Andreas - Weber, Samuel | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Apr 4, 2025 | Ivanisevic | ½–½ | Diermair | Round 9: Ivanisevic, Ivan - Diermair, Andreas | Queen's Gambit Declined: Ragozin Defense | |
| Oct 25, 2024 | Bokorovics | ½–½ | Diermair | 39th European Chess Club Cup | French Defense: Exchange Variation | |
| Oct 24, 2024 | Diermair | ½–½ | Sumets | 39th European Chess Club Cup | King's Indian Attack | |
| Oct 23, 2024 | Lundin | 0–1 | Diermair | 39th European Chess Club Cup | French Defense: Advance Variation, Euwe Variation | |
| Oct 22, 2024 | Diermair | 1–0 | Cardon | 39th European Chess Club Cup | King's Indian Attack | |
| Oct 21, 2024 | Diermair | 1–0 | Halafov | 39th European Chess Club Cup | King's Indian Defense: Makogonov Variation | |
| Oct 20, 2024 | Bryakin | ½–½ | Diermair | 39th European Chess Club Cup | Queen's Indian Defense: Fianchetto Variation, Nimzowitsch Variation, Nimzowitsch Attack | |
| Oct 13, 2024 | Barbot | 1–0 | Diermair | Državna članska liga 2024 | Dutch Defense: Classical Variation | |
| Oct 12, 2024 | Diermair | 1–0 | Tisaj | Državna članska liga 2024 | Neo-Grünfeld Defense: Classical Variation, Original Defense | |
| Oct 6, 2024 | Zorko | ½–½ | Diermair | Round 6: Zorko, Jure - Diermair, Andreas | Slav Defense: Quiet Variation, Pin Defense | |
| Oct 5, 2024 | Diermair | 0–1 | Beliavsky | Državna članska liga 2024 | King's Indian Attack: Double Fianchetto | |
| Apr 10, 2024 | Ter-Sahakyan | 1–0 | Diermair | Državna članska liga 2024 | Nimzo-Indian Defense: Normal Variation | |
| Mar 24, 2024 | Diermair | 0–1 | Korpa | 1BLmen | French Defense: Advance Variation, Euwe Variation | |
| Mar 23, 2024 | Bosiocic | 1–0 | Diermair | 1BLmen | King's Knight Opening: Konstantinopolsky | |
| Mar 21, 2024 | Diermair | 1–0 | Sipos | 1BLmen | Zukertort Opening: Reversed Grünfeld | |
| Mar 20, 2024 | Bures | 1–0 | Diermair | Austrian Chess Bundesliga 2023/2024 | French Defense: Tarrasch Variation, Morozevich Variation | |
| Dec 9, 2024 | Diermair | ½–½ | Sargissian | Round 4: Diermair, Andreas - Sargissian, Gabriel | King's Indian Attack: Yugoslav Variation | |
| Dec 9, 2024 | Diermair | 1–0 | Sutbas | Round 6: Diermair, Andreas - Sutbas, Batuhan | English Opening: Agincourt Defense, Catalan Defense, Semi-Slav Defense | |
| Dec 9, 2024 | Diermair | 1–0 | Kozul | Round 8: Diermair, Andreas - Kozul, Zdenko | Neo-Grünfeld Defense: Classical Variation, Original Defense | |
| Dec 9, 2024 | Diermair | ½–½ | Radovanovic | Round 11: Diermair, Andreas - Radovanovic, Dusan | English Opening: King's English Variation, Four Knights Variation, Quiet Line | |
| Dec 9, 2024 | Diermair | 1–0 | Avramidou | Round 12: Diermair, Andreas - Avramidou, Anastasia | Neo-Grünfeld Defense: Classical Variation, Polgar Variation | |
| Dec 9, 2024 | Tudor | 0–1 | Diermair | Round 3: Tudor, Henry Edward - Diermair, Andreas | Nimzo-Indian Defense: Rubinstein System, Rubinstein Variation | |
| Dec 9, 2024 | Baidetskyi | 1–0 | Diermair | Round 5: Baidetskyi, Valentin - Diermair, Andreas | French Defense: Advance Variation, Euwe Variation | |
| Dec 9, 2024 | Bognar | ½–½ | Diermair | Round 7: Bognar, Csaba Dr. - Diermair, Andreas | Queen's Indian Defense: Fianchetto Variation, Nimzowitsch Variation | |
| Dec 9, 2024 | Kadric | ½–½ | Diermair | Round 9: Kadric, Denis - Diermair, Andreas | French Defense: King's Indian Attack | |
| Dec 9, 2024 | Fridman | 1–0 | Diermair | Round 10: Fridman, Daniel - Diermair, Andreas | Queen's Pawn Game: Symmetrical Variation | |
| Dec 9, 2024 | Gavrilescu | 1–0 | Diermair | Round 13: Gavrilescu, David - Diermair, Andreas | French Defense: Tarrasch Variation, Guimard Defense, Main Line | |
| Dec 8, 2024 | Diermair | 0–1 | Cvitan | Round 8: Diermair, Andreas - Cvitan, Ognjen | Catalan Opening: Closed | |
| Dec 8, 2024 | Herega | 0–1 | Diermair | Round 7: Herega, Nejc - Diermair, Andreas | Nimzo-Indian Defense: Rubinstein System, Rubinstein Variation | |
| Dec 8, 2024 | Nakonechnyi | 1–0 | Diermair | Round 9: Nakonechnyi, Oleksii - Diermair, Andreas | King's Indian Attack | |
| Dec 7, 2024 | Diermair | 1–0 | Mohammad | Round 4: Diermair, Andreas - Mohammad, Fahim | Indian Defense: Przepiorka Variation | |
| Dec 7, 2024 | Lagarde | 1–0 | Diermair | Round 3: Lagarde, Maxime - Diermair, Andreas | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Dec 7, 2024 | Laurusas | 1–0 | Diermair | Round 5: Laurusas, Tomas - Diermair, Andreas | Dutch Defense: Classical Variation | |
| Oct 3, 2024 | Drasko | 0–1 | Diermair | Round 9: Drasko, Milan - Diermair, Andreas | King's Indian Attack | |
| Oct 2, 2024 | Diermair | ½–½ | Akhvlediani | Round 8: Diermair, Andreas - Akhvlediani, Irakli | King's Indian Defense: Makogonov Variation | |
| Oct 1, 2024 | Maksimenko | ½–½ | Diermair | Round 7: Maksimenko, Andrei - Diermair, Andreas | Bogo-Indian Defense: Nimzowitsch Variation | |
| Sep 30, 2024 | Petriashvili | ½–½ | Diermair | Round 6: Petriashvili, Nikoloz - Diermair, Andreas | King's Indian Attack | |
| Sep 29, 2024 | Diermair | ½–½ | Perossa | Round 5: Diermair, Andreas - Perossa, Nicolas | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Sep 28, 2024 | Hercegovac | 0–1 | Diermair | Round 4: Hercegovac, Neven - Diermair, Andreas | French Defense: Winawer Variation, Advance Variation | |
| Sep 27, 2024 | Diermair | 1–0 | Xu | Round 3: Diermair, Andreas - Xu, Yang | Catalan Opening | |
| Sep 27, 2024 | Vandan Alankar Sawai | 0–1 | Diermair | Round 2: Vandan Alankar Sawai - Diermair, Andreas | French Defense: Winawer Variation, Bogoljubow Variation | |
| Sep 26, 2024 | Diermair | 0–1 | Belli | Round 1: Diermair, Andreas - Belli, Giorgio | Catalan Opening: Closed | |
| Nov 26, 2023 | Acs | 1–0 | Diermair | Round 6: Acs, Peter - Diermair, Andreas | Ruy Lopez: Open | |
| Nov 25, 2023 | Diermair | 1–0 | Ciolek | Round 5: Diermair, Andreas - Ciolek, Andreas | Catalan Opening: Closed | |
| Nov 24, 2023 | Ferk | 0–1 | Diermair | Round 4: Ferk, Martin - Diermair, Andreas | Nimzo-Indian Defense: Normal Variation | |
| Nov 23, 2023 | Diermair | ½–½ | Bacrot | Round 2: Diermair, Andreas - Bacrot, Etienne | Queen's Gambit Accepted: Classical Defense, Main Line | |
| Nov 22, 2023 | Steindl | ½–½ | Diermair | Round 1: Schreiner, Peter - Huber, Benedikt | Ruy Lopez: Closed, Zaitsev System | |
| Apr 15, 2023 | Diermair | ½–½ | Heberla | Austrian Bundesliga | Catalan Opening: Closed | |
| Apr 14, 2023 | Papp | ½–½ | Diermair | Austrian Bundesliga | Ruy Lopez: Closed, Smyslov-Breyer-Zaitsev Hybrid | |
| Apr 13, 2023 | Diermair | 1–0 | Roseneck | Austrian Bundesliga | Zukertort Opening: Reversed Grünfeld | |