| Nov 1, 2025 | Ulrich | ½–½ | Giel | Runde 7: Ulrich, Helena Irene - Giel, Olaf | Sicilian Defense: Marshall Counterattack | |
| Nov 1, 2025 | Giel | 0–1 | Hofmann | Runde 6: Giel, Olaf - Hofmann, Benjamin | Queen's Pawn Game: Colle System | |
| Nov 1, 2025 | Pflug | ½–½ | Giel | Runde 5: Pflug, Anton - Giel, Olaf | Sicilian Defense: Venice Attack | |
| Oct 31, 2025 | Giel | ½–½ | Bundan | Runde 4: Giel, Olaf - Bundan, Edward | Queen's Pawn Game: Colle System, Traditional Colle | |
| Oct 31, 2025 | Weirauch | ½–½ | Giel | Runde 3: Weirauch, Kevin - Giel, Olaf | Sicilian Defense: Venice Attack | |
| Oct 30, 2025 | Giel | 0–1 | Matthes | Runde 2: Giel, Olaf - Matthes, Aaron | Queen's Pawn Game: Colle System, Traditional Colle | |
| Oct 30, 2025 | Tietjen | 0–1 | Giel | Runde 1: Tietjen, Joshua - Giel, Olaf | Sicilian Defense: Moscow Variation | |
| Nov 3, 2024 | Giel | 1–0 | Piepenhagen | Round 7: Giel, Olaf - Piepenhagen, Eric | Queen's Pawn Game: Colle System | |
| Nov 2, 2024 | Giel | 0–1 | Wagner | Round 5: Giel, Olaf - Wagner, Benjamin | Yusupov-Rubinstein System | |
| Nov 2, 2024 | Weidemann | 1–0 | Giel | Round 6: Weidemann, Jakob - Giel, Olaf | Sicilian Defense | |
| Nov 1, 2024 | Giel | 1–0 | Aden | Round 3: Giel, Olaf - Aden, Keno | Queen's Pawn Game: Colle System | |
| Nov 1, 2024 | Hintze | 0–1 | Giel | Round 4: Hintze, Helge - Giel, Olaf | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
| Oct 31, 2024 | Giel | 1–0 | Guetschow | Round 1: Giel, Olaf - Guetschow, Christian | Horwitz Defense | |
| Oct 31, 2024 | Hoeffer | 1–0 | Giel | Round 2: Hoeffer, David - Giel, Olaf | Rapport-Jobava System | |
| — | Giel | 1–0 | Ulrich | Round 2: Giel, Olaf - Ulrich, Andreas | Indian Defense: Wade-Tartakower Defense | |
| — | Giel | 1–0 | Schramm | Round 4: Giel, Olaf - Schramm, Kilian | Queen's Pawn Game: London System | |
| — | Giel | ½–½ | Thomas | Round 6: Giel, Olaf - Thomas, Jeremy | Torre Attack: Fianchetto Defense | |
| — | Miowitz | ½–½ | Giel | Round 1: Miowitz, Torsten - Giel, Olaf | Indian Defense: Budapest Defense, Adler Variation | |
| — | Drygala | 1–0 | Giel | Round 3: Drygala, Lars - Giel, Olaf | Indian Defense | |
| — | Stern | 0–1 | Giel | Round 5: Stern, Philipp - Giel, Olaf | Sicilian Defense: Closed | |