| Jan 1, 2024 | Olaf Arndt | 0–1 | Jan Vortmeier | Round 21: Olaf Arndt - Jan Vortmeier | Modern Defense: Pseudo-Austrian Attack | |
| Jan 1, 2024 | Jan Vortmeier | 0–1 | Fatih Baltic | Round 20: Jan Vortmeier - Fatih Baltic | Zukertort Opening | |
| Jan 1, 2024 | Jose Antonio Alonso | 0–1 | Jan Vortmeier | Round 19: Jose Antonio Alonso - Jan Vortmeier | Modern Defense | |
| Jan 1, 2024 | Jan Vortmeier | 0–1 | Murtez Ondozi | Round 18: Jan Vortmeier - Murtez Ondozi | Zukertort Opening: Reversed Grünfeld | |
| 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 | Jan Vortmeier | 0–1 | Marco Held | Round 16: Jan Vortmeier - Marco Held | Indian Defense: Wade-Tartakower Defense | |
| Jan 1, 2024 | Jan Vortmeier | ½–½ | Edgard Zhuikov | Round 15: Jan Vortmeier - Edgard Zhuikov | King's Indian Attack: Symmetrical Defense | |
| Jan 1, 2024 | Michel Loheide | 0–1 | Jan Vortmeier | Round 14: Michel Loheide - Jan Vortmeier | Barnes Opening | |
| Jan 1, 2024 | Jan Vortmeier | 0–1 | Severin Paul Höfer | Round 13: Jan Vortmeier - Severin Paul Höfer | Zukertort Opening | |
| Jan 1, 2024 | Aaron Slanina | 0–1 | Jan Vortmeier | Round 12: Aaron Slanina - Jan Vortmeier | Fried Fox Defense | |
| Jan 1, 2024 | Julian-Frank Reuter | 0–1 | Jan Vortmeier | Round 11: Julian-Frank Reuter - Jan Vortmeier | Fried Fox Defense | |
| Jan 1, 2024 | Jan Vortmeier | 0–1 | Marc Richters | Round 10: Jan Vortmeier - Marc Richters | Zukertort Opening | |
| Jan 1, 2024 | Jan Vortmeier | 0–1 | Rafael Torres-Kuckel | Round 9: Jan Vortmeier - Rafael Torres-Kuckel | King's Indian Attack | |
| Jan 1, 2024 | Pascal Berkle | 0–1 | Jan Vortmeier | Round 8: Pascal Berkle - Jan Vortmeier | Nimzo-Larsen Attack: Indian Variation | |
| Jan 1, 2024 | Jan Vortmeier | 1–0 | Erik Sprungala | Round 7: Jan Vortmeier - Erik Sprungala | King's Indian Attack: Sicilian Variation | |
| Jan 1, 2024 | Fatmir Haskaj | 1–0 | Jan Vortmeier | Round 6: Fatmir Haskaj - Jan Vortmeier | Modern Defense | |
| Jan 1, 2024 | Yaroslav Bilenko | 0–1 | Jan Vortmeier | Round 5: Yaroslav Bilenko - Jan Vortmeier | Modern Defense: Standard Defense | |
| Jan 1, 2024 | Jan Vortmeier | 1–0 | Jeremy Jäger | Round 4: Jan Vortmeier - Jeremy Jäger | King's Indian Attack | |
| Jan 1, 2024 | Jonas Markgraf | 1–0 | Jan Vortmeier | Round 3: Jonas Markgraf - Jan Vortmeier | Modern Defense: Pseudo-Austrian Attack | |
| Jan 1, 2024 | Jan Vortmeier | 1–0 | Gudrun Jakob | Round 2: Jan Vortmeier - Gudrun Jakob | Zukertort Opening: Sicilian Invitation | |
| Dec 30, 2023 | Jan Vortmeier | 1–0 | Luca Klemenz | Round 7: Jan Vortmeier - Luca Klemenz | Nimzo-Indian Defense: Spielmann Variation, Romanovsky Gambit | |
| Dec 30, 2023 | Jan Vortmeier | 1–0 | Andreas Usdenski | Round 6: Jan Vortmeier - Andreas Usdenski | King's Indian Attack: Symmetrical Defense | |
| Dec 29, 2023 | Yorick De Kruik | ½–½ | Jan Vortmeier | Round 5: Yorick De Kruik - Jan Vortmeier | Sicilian Defense: Open | |
| Dec 29, 2023 | Linus Kraus | 0–1 | Jan Vortmeier | Round 4: Linus Kraus - Jan Vortmeier | King's Indian Attack: Symmetrical Defense | |
| Dec 28, 2023 | Jan Vortmeier | 0–1 | Julian-Frank Reuter | Round 3: Jan Vortmeier - Julian-Frank Reuter | King's Indian Attack: Double Fianchetto | |
| Dec 28, 2023 | Jan Vortmeier | 1–0 | Frank Hepting | Round 2: Jan Vortmeier - Frank Hepting | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line | |
| Dec 27, 2023 | Artur Deider | 0–1 | Jan Vortmeier | Round 1: Artur Deider - Jan Vortmeier | Modern Defense: Standard Defense | |
| Aug 6, 2023 | Jan Lueersen | 0–1 | Jan Vortmeier | Round 9: Jan Lueersen - Jan Vortmeier | Scotch Game: Benima Defense | |
| Aug 6, 2023 | Jan Vortmeier | 0–1 | Michel Loheide | Round 8: Jan Vortmeier - Michel Loheide | King's Indian Attack | |
| Aug 5, 2023 | Walter Grosser | ½–½ | Jan Vortmeier | Round 6: Walter Grosser - Jan Vortmeier | English Opening: Symmetrical Variation, Anti-Benoni Variation | |
| Aug 4, 2023 | Jan Vortmeier | 0–1 | Dietmar Wachsmann | Round 5: Jan Vortmeier - Dietmar Wachsmann | Tarrasch Defense: Classical Variation | |
| Aug 4, 2023 | Frank Lambregts | 0–1 | Jan Vortmeier | Round 4: Frank Lambregts - Jan Vortmeier | Barnes Opening | |
| Aug 3, 2023 | Jan Vortmeier | ½–½ | Stefan Schiffer | Round 3: Jan Vortmeier - Stefan Schiffer | Zukertort Opening | |
| Aug 3, 2023 | Steffen Bruens | 0–1 | Jan Vortmeier | Round 2: Steffen Bruens - Jan Vortmeier | King's Indian Defense: Fianchetto Variation, Yugoslav System | |
| Aug 2, 2023 | Jan Vortmeier | 1–0 | Constantin Schmitz | Round 1: Jan Vortmeier - Constantin Schmitz | King's Indian Attack | |
| Jun 24, 2023 | Martin G Walker | * | Jan Vortmeier | Round 1: Martin G Walker - Jan Vortmeier | ? | |
