| Mar 29, 2026 | Medvedyk | 1–0 | Burkhardt | Round 7: Medvedyk, Volodymyr - Burkhardt, Holger | Zukertort Opening: Dutch Variation | |
| Mar 29, 2026 | Burkhardt | 0–1 | Nakahara | Round 6: Burkhardt, Holger - Nakahara, Kan | Ruy Lopez: Exchange Variation, Keres Variation | |
| Mar 28, 2026 | Hilverda | 0–1 | Burkhardt | Round 5: Hilverda, Alexander - Burkhardt, Holger | Dutch Defense: Classical Variation, Blackburne Attack | |
| Mar 28, 2026 | Burkhardt | 1–0 | Kruse | Round 4: Burkhardt, Holger - Kruse, Herbert | Pirc Defense: Byrne Variation | |
| Mar 27, 2026 | Burkhardt | 0–1 | von Zimmermann | Round 3: Burkhardt, Holger - von Zimmermann, Georg | Sicilian Defense: Alapin Variation | |
| Mar 27, 2026 | Scheffner | ½–½ | Burkhardt | Round 2: Scheffner, Axel, Dr. - Burkhardt, Holger | Dutch Defense: Classical Variation, Blackburne Attack | |
| Mar 26, 2026 | Burkhardt | 1–0 | Bennemann | Round 1: Burkhardt, Holger - Bennemann, Ingmar | Sicilian Defense: Alapin Variation | |
| Jan 5, 2026 | ter Stal | 0–1 | Burkhardt | Runde 7: ter Stal, Sven - Burkhardt, Holger | Nimzowitsch Defense: Kennedy Variation, Linksspringer Variation | |
| Jan 4, 2026 | Burkhardt | 0–1 | Renner | Runde 6: Burkhardt, Holger - Renner, Kai | French Defense: Tarrasch Variation, Morozevich Variation | |
| Jan 4, 2026 | Ziller | 0–1 | Burkhardt | Runde 5: Ziller, Christian - Burkhardt, Holger | Vienna Game: Paulsen Variation | |
| Jan 3, 2026 | Burkhardt | ½–½ | Bangert | Runde 4: Burkhardt, Holger - Bangert, Jonas | Caro-Kann Defense: Tartakower Variation | |
| Jan 3, 2026 | Moeller | 0–1 | Burkhardt | Runde 3: Moeller, Tom - Burkhardt, Holger | Horwitz Defense | |
| Jan 2, 2026 | Burkhardt | 1–0 | Gehrke | Runde 2: Burkhardt, Holger - Gehrke, Mathias | French Defense: Tarrasch Variation, Closed Variation, Main Line | |
| Jan 2, 2026 | Baumann | ½–½ | Burkhardt | Runde 1: Baumann, Simon - Burkhardt, Holger | Italian Game: Paris Defense | |
| Jun 9, 2025 | Burkhardt | ½–½ | Vedant Kumar Saravana | Round 7: Burkhardt, Holger - Vedant Kumar Saravana | Four Knights Game: Spanish Variation | |
| Jun 9, 2025 | Li | 0–1 | Burkhardt | Round 6: Li, Hewei - Burkhardt, Holger | Zukertort Opening: Dutch Variation | |
| Jun 8, 2025 | Burkhardt | 1–0 | Sutharjan | Round 5: Burkhardt, Holger - Sutharjan, Dakxwin | Caro-Kann Defense: Panov Attack, Modern Defense | |
| Jun 7, 2025 | Burkhardt | 1–0 | Pienski | Round 3: Burkhardt, Holger - Pienski, Olaf | French Defense: King's Indian Attack | |
| Jun 7, 2025 | Schuller | 0–1 | Burkhardt | Round 2: Schuller, Bernd - Burkhardt, Holger | Dutch Defense: Hopton Attack | |
| Jun 6, 2025 | Burkhardt | 1–0 | Erkelenz | Round 1: Burkhardt, Holger - Erkelenz, Fynn | Sicilian Defense: Old Sicilian | |
| Jun 5, 2025 | Markgraf | 1–0 | Burkhardt | Round 4: Markgraf, Jonas - Burkhardt, Holger | Dutch Defense: Raphael Variation | |
| Jan 5, 2025 | Burkhardt | 0–1 | Stotyn | Round 7: Burkhardt, Holger - Stotyn, Fabian | Sicilian Defense: Nimzowitsch Variation, Closed Variation | |
| Jan 4, 2025 | Sayas Payyappat | 0–1 | Burkhardt | Round 5: Sayas Payyappat - Burkhardt, Holger | ? | |
| Jan 4, 2025 | Soellig | 0–1 | Burkhardt | Round 6: Soellig, Martin - Burkhardt, Holger | Ruy Lopez: Bird Variation | |
| Jan 3, 2025 | Burkhardt | 0–1 | Moeller | Round 4: Burkhardt, Holger - Moeller, Jonas | Four Knights Game: Spanish Variation, Rubinstein Variation, Henneberger Variation | |
| Jan 3, 2025 | Burnus | 0–1 | Burkhardt | Round 3: Burnus, Finn Crispin - Burkhardt, Holger | Dutch Defense: Rubinstein Variation | |
| Jan 2, 2025 | Burkhardt | ½–½ | Thomas | Round 2: Burkhardt, Holger - Thomas, Jeremy | Sicilian Defense: Najdorf Variation | |
| Jan 2, 2025 | Thieu | 0–1 | Burkhardt | Round 1: Thieu, Nguyen Gia Bao - Burkhardt, Holger | Ruy Lopez: Bird Variation | |
| Nov 22, 2024 | Baranyai-Molnar | ½–½ | Burkhardt | Heusenstamm Sparkassen Open 2024 | Nimzowitsch Defense: Kennedy Variation, Linksspringer Variation | |
| Jul 28, 2024 | Zitzewitz | * | Burkhardt | Round 6: Zitzewitz, Roland - Burkhardt, Holger | ? | |
| Jul 28, 2024 | Burkhardt | 0–1 | Laubsch | Round 7: Burkhardt, Holger - Laubsch, Bernd | Sicilian Defense: French Variation | |
| Jul 27, 2024 | Burkhardt | 1–0 | Alsleben | Round 5: Burkhardt, Holger - Alsleben, Moritz | French Defense: King's Indian Attack | |
| Jul 27, 2024 | Okrajek | ½–½ | Burkhardt | Round 4: Okrajek, Alexander - Burkhardt, Holger | Dutch Defense: Classical Variation | |
| Jul 26, 2024 | Burkhardt | 0–1 | Carlstedt | Round 3: Burkhardt, Holger - Carlstedt, Jonathan | Four Knights Game: Spanish Variation | |
| Jul 26, 2024 | Burkhardt | 1–0 | Werner Zoch | Round 2: Burkhardt, Holger - Werner Zoch | Sicilian Defense: Pin Variation, Koch Variation | |
| Jul 25, 2024 | Schubert | 0–1 | Burkhardt | Round 1: Schubert, Matthias - Burkhardt, Holger | Scotch Game: Scotch Gambit, Kingside Variation | |
| Nov 12, 2023 | Burkhardt | 1–0 | Sattler | Deutsche Schnellschach-Amateurmeisterschaft 2023 | French Defense: Chigorin Variation | |
| Nov 12, 2023 | Giraud | ½–½ | Burkhardt | Deutsche Schnellschach-Amateurmeisterschaft 2023 | Dutch Defense | |
| Nov 12, 2023 | Gutheil | 1–0 | Burkhardt | Deutsche Schnellschach-Amateurmeisterschaft 2023 | Vienna Game: Max Lange Defense | |
| Jan 7, 2023 | Burkhardt | 1–0 | Uhlendorff | Lower Saxony Championship | A | French Defense: Two Knights Variation | |
| Jan 7, 2023 | Nechitailo | 1–0 | Burkhardt | Lower Saxony Championship | A | Lion Defense: Lion's Jaw | |
| Jan 5, 2023 | Burkhardt | ½–½ | Lehmkuhl | Lower Saxony Championship | A | Scandinavian Defense: Main Line | |
| Nov 20, 2021 | Neukirchner | 1–0 | Burkhardt | Heusenstamm Sparkassen Open 2021 | Pirc Defense | |
| Nov 18, 2021 | Krassowizkij | 1–0 | Burkhardt | Heusenstamm Sparkassen Open 2021 | Pirc Defense | |