| Jan 7, 2024 | Tammo Aden | 1–0 | Kai Renner | Round 7: Tammo Aden - Kai Renner | Dutch Defense: Staunton Gambit | |
| Jan 6, 2024 | Julian Hans | ½–½ | Kai Renner | Round 6: Julian Hans - Kai Renner | French Defense: Schlechter Variation | |
| Jan 6, 2024 | Kai Renner | ½–½ | Leonard Muecke | Round 5: Kai Renner - Leonard Muecke | Pirc Defense: Austrian Attack, Dragon Formation | |
| Jan 5, 2024 | Kai Renner | 0–1 | Ingmar Bennemann | Round 4: Kai Renner - Ingmar Bennemann | Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation | |
| Jan 5, 2024 | Bernd Laubsch | 1–0 | Kai Renner | Round 3: Bernd Laubsch - Kai Renner | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Jan 4, 2024 | Kai Renner | ½–½ | Thorsten Oest | Round 2: Kai Renner - Thorsten Oest | Sicilian Defense: Najdorf Variation, Opocensky Variation, Modern Line | |
| Jan 4, 2024 | Felix Hampel | 1–0 | Kai Renner | Round 1: Felix Hampel - Kai Renner | Dutch Defense: Leningrad Variation, Warsaw Variation | |
| Nov 5, 2023 | Bernd Hoy | ½–½ | Kai Renner | Round 9: Bernd Hoy - Kai Renner | Dutch Defense: Janzen-Korchnoi Gambit | |
| Nov 4, 2023 | Kai Renner | ½–½ | Philippe Linster | Round 8: Kai Renner - Philippe Linster | Ruy Lopez: Closed | |
| Nov 3, 2023 | Kai Renner | 1–0 | Valeri Dalinger | Round 7: Kai Renner - Valeri Dalinger | Ruy Lopez: Closed, Anti-Marshall | |
| Nov 2, 2023 | Ulrich Weber | ½–½ | Kai Renner | Round 6: Ulrich Weber - Kai Renner | Zukertort Opening: Dutch Variation | |
| Nov 1, 2023 | Kai Renner | 1–0 | Volodia Grigorian | Round 5: Kai Renner - Volodia Grigorian | Sicilian Defense: Four Knights Variation | |
| Oct 29, 2023 | Karsten Schuster | ½–½ | Kai Renner | Round 2: Karsten Schuster - Kai Renner | Dutch Defense: Leningrad Variation, Warsaw Variation | |
| Jan 8, 2023 | Siegfried Loecken | 0–1 | Kai Renner | Round 7 | A: Siegfried Loecken - Kai Renner | French Defense: King's Indian Attack | |
| Jan 6, 2023 | Robert Elsner | ½–½ | Kai Renner | Round 4 | A: Robert Elsner - Kai Renner | Dutch Defense: Leningrad Variation, Matulovic Variation | |
| Jan 6, 2023 | Kai Renner | 1–0 | Klaus Schermeier | Round 3 | A: Kai Renner - Klaus Schermeier | Lion Defense: Anti-Philidor, Lion's Cave | |
| Jan 5, 2023 | Jonathan Roßberg | ½–½ | Kai Renner | Round 2 | A: Jonathan Roßberg - Kai Renner | Sicilian Defense: Kan Variation, Knight Variation | |
| Jan 5, 2023 | Kai Renner | ½–½ | Ole Reller | Round 1 | A: Kai Renner - Ole Reller | French Defense: Tarrasch Variation, Chistyakov Defense, Modern Line | |
