| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 401. E Hofer vs A Diermair |
| 0-1 | 38 | 2021 | Austrian Bundesliga 2021/22 | B15 Caro-Kann |
| 402. L Leisch vs A Diermair |
| ½-½ | 41 | 2021 | Austrian Bundesliga 2021/22 | A14 English |
| 403. A Diermair vs M Blasiak |
| 1-0 | 45 | 2021 | European Rapid Championship | D30 Queen's Gambit Declined |
| 404. Tomasz Skrzyczek vs A Diermair |
| 0-1 | 58 | 2021 | European Rapid Championship | B13 Caro-Kann, Exchange |
| 405. A Diermair vs W Klepek |
| 1-0 | 31 | 2021 | European Rapid Championship | D31 Queen's Gambit Declined |
| 406. M Koziorowicz vs A Diermair |
| 1-0 | 50 | 2021 | European Rapid Championship | C04 French, Tarrasch, Guimard Main line |
| 407. A Diermair vs R Kowalczyk |
| 1-0 | 84 | 2021 | European Rapid Championship | E46 Nimzo-Indian |
| 408. J Luberanski vs A Diermair |
| 1-0 | 42 | 2021 | European Rapid Championship | E36 Nimzo-Indian, Classical |
| 409. A Diermair vs M Mazurkiewicz |
| 1-0 | 18 | 2021 | European Rapid Championship | A52 Budapest Gambit |
| 410. P Kukula vs A Diermair |
| ½-½ | 33 | 2021 | European Rapid Championship | A40 Queen's Pawn Game |
| 411. A Diermair vs L Solys |
| 0-1 | 68 | 2021 | European Rapid Championship | D31 Queen's Gambit Declined |
| 412. A Krzywda vs A Diermair |
| 1-0 | 73 | 2021 | European Rapid Championship | C60 Ruy Lopez |
| 413. A Diermair vs A Gschnitzer |
| ½-½ | 39 | 2022 | Austrian Bundesliga 2021/22 | D45 Queen's Gambit Declined Semi-Slav |
| 414. D Wagner vs A Diermair |
| ½-½ | 46 | 2022 | Austrian Bundesliga 2021/22 | E04 Catalan, Open, 5.Nf3 |
| 415. A Diermair vs K Peyrer |
| ½-½ | 31 | 2022 | Austrian Bundesliga 2021/22 | A67 Benoni, Taimanov Variation |
| 416. C Kozissnik vs A Diermair |
| 0-1 | 50 | 2022 | Austrian Bundesliga 2021/22 | A21 English |
| 417. A Diermair vs N Richter |
| 1-0 | 41 | 2022 | Austrian Bundesliga 2021/22 | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 418. S Tica vs A Diermair |
| 1-0 | 34 | 2022 | Austrian Bundesliga 2021/22 | A84 Dutch |
| 419. A Diermair vs S Martinovic |
| ½-½ | 10 | 2022 | Austrian Bundesliga 2021/22 | D37 Queen's Gambit Declined |
| 420. A Ciolek vs A Diermair |
| 0-1 | 35 | 2022 | Austrian Bundesliga 2022/23 | D02 Queen's Pawn Game |
| 421. A Diermair vs Naiditsch |
| 0-1 | 47 | 2022 | Austrian Bundesliga 2022/23 | D37 Queen's Gambit Declined |
| 422. A Diermair vs G Leitner |
| 1-0 | 31 | 2022 | Austrian Bundesliga 2022/23 | A09 Reti Opening |
| 423. G Nagy vs A Diermair |
| ½-½ | 35 | 2022 | Austrian Bundesliga 2022/23 | A11 English, Caro-Kann Defensive System |
| 424. Jan Bara vs A Diermair |
| ½-½ | 48 | 2022 | European Blitz Chess Championship | C47 Four Knights |
| 425. A Diermair vs Jan Bara |
| 1-0 | 38 | 2022 | European Blitz Chess Championship | E67 King's Indian, Fianchetto |
Kibitzing
