| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 21: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 20: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 19: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 18: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 17: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 16: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 15: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 13: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 14: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 12: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 11: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 10: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 9: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 8: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 7: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 6: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 5: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 4: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 3: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 2: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Jul 15, 2023 | Fiona Sieber | 0–1 | Jutta Ries | Round 1: Fiona Sieber - Jutta Ries | Alekhine Defense: Exchange Variation | |
| Nov 6, 2022 | Nadya Toncheva | 1–0 | Fiona Sieber | Round 10: Nadya Toncheva - Fiona Sieber | Nimzo-Indian Defense: Reshevsky Variation | |
| Nov 6, 2022 | Fiona Sieber | 1–0 | Alexandru-Mircea Butolo | Round 9: Fiona Sieber - Alexandru-Mircea Butolo | Sicilian Defense: Four Knights Variation, Exchange Variation | |
| Nov 6, 2022 | Teodor-Cosmin Nedelcu | 1–0 | Fiona Sieber | Round 8: Teodor-Cosmin Nedelcu - Fiona Sieber | Nimzo-Indian Defense: Normal Variation, Classical Defense | |
| Nov 6, 2022 | Fiona Sieber | 0–1 | Serghei Vedmediuc | Round 7: Fiona Sieber - Serghei Vedmediuc | Sicilian Defense: Godiva Variation | |
| Nov 6, 2022 | Frode Olav Olsen Urkedal | ½–½ | Fiona Sieber | Round 6: Frode Olav Olsen Urkedal - Fiona Sieber | Grünfeld Defense: Exchange Variation, Spassky Variation | |
| Nov 6, 2022 | Fiona Sieber | ½–½ | Milan Zajic | Round 5: Fiona Sieber - Milan Zajic | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation | |
| Nov 5, 2022 | Alexandr Scurtu | 0–1 | Fiona Sieber | Round 4: Alexandr Scurtu - Fiona Sieber | Ruy Lopez: Closed, Chigorin Defense | |
| Nov 5, 2022 | Fiona Sieber | 1–0 | Marian Zaim | Round 3: Fiona Sieber - Marian Zaim | Sicilian Defense: Kan Variation, Modern Variation | |
| Nov 5, 2022 | Bogdan-Daniel Deac | 1–0 | Fiona Sieber | Round 2: Bogdan-Daniel Deac - Fiona Sieber | Zukertort Opening: Sicilian Invitation | |
| Nov 4, 2022 | Fiona Sieber | 1–0 | Miruna-Daria Lehaci | Round 9: Fiona Sieber - Miruna-Daria Lehaci | Sicilian Defense: Dragon Variation, Yugoslav Attack, Early Deviations | |
| Nov 3, 2022 | Nadya Toncheva | ½–½ | Fiona Sieber | Round 8: Nadya Toncheva - Fiona Sieber | Ruy Lopez: Closed, Chigorin Defense | |
| Nov 2, 2022 | Anna Kubicka | 0–1 | Fiona Sieber | Round 7: Anna Kubicka - Fiona Sieber | Sicilian Defense: Moscow Variation | |
| Nov 2, 2022 | Fiona Sieber | 0–1 | Alicja Sliwicka | Round 6: Fiona Sieber - Alicja Sliwicka | Sicilian Defense: Kan Variation, Wing Attack, Fianchetto Variation | |
| Nov 1, 2022 | Marina Makropoulou | ½–½ | Fiona Sieber | Round 5: Marina Makropoulou - Fiona Sieber | Sicilian Defense: Najdorf Variation, English Attack | |
| Oct 31, 2022 | Fiona Sieber | 1–0 | Susanna Gaboyan | Round 4: Fiona Sieber - Susanna Gaboyan | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation | |
| Oct 30, 2022 | Alessia-Mihaela Ciolacu | ½–½ | Fiona Sieber | Round 3: Alessia-Mihaela Ciolacu - Fiona Sieber | Catalan Opening: Closed | |
| Oct 30, 2022 | Evgeniya Doluhanova | 1–0 | Fiona Sieber | Round 1: Evgeniya Doluhanova - Fiona Sieber | English Opening: King's English Variation | |
| Oct 30, 2022 | Fiona Sieber | ½–½ | Elena-Luminita Cosma | Round 2: Fiona Sieber - Elena-Luminita Cosma | French Defense: Advance Variation, Euwe Variation | |
| Sep 17, 2022 | Fiona Sieber | 1–0 | Alicja Sliwicka | Round 9: Fiona Sieber - Alicja Sliwicka | Scotch Game: Mieses Variation | |
| Sep 16, 2022 | Katarzyna Dwilewicz | ½–½ | Fiona Sieber | Round 8: Katarzyna Dwilewicz - Fiona Sieber | Sicilian Defense: Classical Variation | |
| Sep 15, 2022 | Fiona Sieber | ½–½ | Honorata Kucharska | Round 7: Fiona Sieber - Honorata Kucharska | French Defense: Advance Variation, Milner-Barry Gambit, Hector Variation | |
| Sep 15, 2022 | Anna Kubicka | ½–½ | Fiona Sieber | Round 6: Anna Kubicka - Fiona Sieber | English Opening: Symmetrical Variation, Three Knights Variation | |
| Sep 14, 2022 | Fiona Sieber | ½–½ | Anastasia Avramidou | Round 5: Fiona Sieber - Anastasia Avramidou | Ruy Lopez: Morphy Defense, Classical Defense Deferred | |
| Sep 14, 2022 | Stella Sankova | 0–1 | Fiona Sieber | Round 4: Stella Sankova - Fiona Sieber | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Sep 14, 2022 | Fiona Sieber | ½–½ | Julianna Terbe | Round 3: Fiona Sieber - Julianna Terbe | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Novosibirsk Variation | |
| Sep 14, 2022 | Fiona Sieber | 1–0 | Elise Tomasi | Round 1: Fiona Sieber - Elise Tomasi | Petrov's Defense: Nimzowitsch Attack | |
| Sep 14, 2022 | Karin Nemcova | 0–1 | Fiona Sieber | Round 2: Karin Nemcova - Fiona Sieber | Sicilian Defense: Najdorf Variation | |
| May 29, 2022 | Alicja Sliwicka | 0–1 | Fiona Sieber | Lehrte Round 5: Alicja Sliwicka - Fiona Sieber | Sicilian Defense: Kan Variation, Polugaevsky Variation | |
| May 27, 2022 | Fiona Sieber | 0–1 | Zhansaya Abdumalik | Lehrte Round 3: Fiona Sieber - Zhansaya Abdumalik | Sicilian Defense: O'Kelly Variation, Maróczy Bind, Paulsen Line | |
| May 26, 2022 | Hanna Marie Klek | 1–0 | Fiona Sieber | Lehrte Round 2: Hanna Marie Klek - Fiona Sieber | Sicilian Defense: Najdorf Variation | |
