| Jan 1, 2024 | Stefan Rettenbacher | ½–½ | Michalis Phylactou | Round 21: Stefan Rettenbacher - Michalis Phylactou | Queen's Pawn Game: Chigorin Variation | |
| Jan 1, 2024 | Jonas Kupke | 1–0 | Stefan Rettenbacher | Round 20: Jonas Kupke - Stefan Rettenbacher | Sicilian Defense: Smith-Morra Gambit Accepted, Scheveningen Formation | |
| Jan 1, 2024 | Raul Hamburger | ½–½ | Stefan Rettenbacher | Round 19: Raul Hamburger - Stefan Rettenbacher | Torre Attack: Fianchetto Defense | |
| Jan 1, 2024 | Stefan Rettenbacher | 0–1 | Michel Loheide | Round 18: Stefan Rettenbacher - Michel Loheide | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Jan 1, 2024 | Stefan Rettenbacher | 0–1 | Jan Vortmeier | Round 17: Stefan Rettenbacher - Jan Vortmeier | King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Exchange Line | |
| Jan 1, 2024 | Severin Paul Höfer | ½–½ | Stefan Rettenbacher | Round 16: Severin Paul Höfer - Stefan Rettenbacher | English Opening: Anglo-Indian Defense, King's Indian Formation | |
| Jan 1, 2024 | Stefan Rettenbacher | ½–½ | Patrick Werner | Round 15: Stefan Rettenbacher - Patrick Werner | Indian Defense: Przepiorka Variation | |
| Jan 1, 2024 | Bernd | 0–1 | Stefan Rettenbacher | Round 14: Bernd, Dr. Schuller - Stefan Rettenbacher | Benko Gambit: Zaitsev System | |
| Jan 1, 2024 | Stefan Rettenbacher | 1–0 | Walter Grosser | Round 13: Stefan Rettenbacher - Walter Grosser | King's Indian Defense: Fianchetto Variation, Uhlmann-Szabo System | |
| Jan 1, 2024 | Thomas Möws | 1–0 | Stefan Rettenbacher | Round 12: Thomas Möws - Stefan Rettenbacher | Rapport-Jobava System | |
| Jan 1, 2024 | Stefan Rettenbacher | 1–0 | Paul Schelhorn | Round 11: Stefan Rettenbacher - Paul Schelhorn | Queen's Pawn Game: Krause Variation | |
| Jan 1, 2024 | Erik Sprungala | 1–0 | Stefan Rettenbacher | Round 10: Erik Sprungala - Stefan Rettenbacher | Benko Gambit Declined: Quiet Line | |
| Jan 1, 2024 | Stefan Rettenbacher | 0–1 | Fatmir Haskaj | Round 9: Stefan Rettenbacher - Fatmir Haskaj | Horwitz Defense | |
| Jan 1, 2024 | Stefan Rettenbacher | ½–½ | Alexander | Round 8: Stefan Rettenbacher - Alexander, Prof. Dr. Ivanov | Indian Defense: Spielmann-Indian | |
| Jan 1, 2024 | Ralph Blasek | 1–0 | Stefan Rettenbacher | Round 7: Ralph Blasek - Stefan Rettenbacher | Sicilian Defense: Delayed Alapin Variation, with d6 | |
| Jan 1, 2024 | Stefan Rettenbacher | ½–½ | Jonas Markgraf | Round 6: Stefan Rettenbacher - Jonas Markgraf | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Jan 1, 2024 | Nikita Kantor | 0–1 | Stefan Rettenbacher | Round 5: Nikita Kantor - Stefan Rettenbacher | Sicilian Defense: Closed, Traditional | |
| Jan 1, 2024 | Stefan Rettenbacher | ½–½ | Emil Frederick Schuricht | Round 4: Stefan Rettenbacher - Emil Frederick Schuricht | Queen's Pawn Game: Modern Defense | |
| Jan 1, 2024 | Andrii Palchuk | 1–0 | Stefan Rettenbacher | Round 3: Andrii Palchuk - Stefan Rettenbacher | King's Indian Defense: Normal Variation, King's Knight Variation | |
| Jan 1, 2024 | Stefan Rettenbacher | 1–0 | Jose Antonio Alonso | Round 2: Stefan Rettenbacher - Jose Antonio Alonso | Pseudo Queen's Indian Defense | |
| Jan 1, 2024 | Thomas Kammann | 0–1 | Stefan Rettenbacher | Round 1: Thomas Kammann - Stefan Rettenbacher | Sicilian Defense: Moscow Variation | |
