| Jun 9, 2026 | Dubois | ½–½ | Birkholz | Round 8: Dubois, Martine - Birkholz, Olga | Modern Defense | |
| Jun 8, 2026 | Birkholz | 1–0 | Pancu | Round 7: Birkholz, Olga - Pancu, Aureliana-Eugenia | English Opening: King's English Variation, Two Knights Variation, Fianchetto Line | |
| Jun 7, 2026 | Birkholz | 0–1 | Kierzek | Round 6: Birkholz, Olga - Kierzek, Mira | Queen's Pawn Game: London System | |
| Jun 6, 2026 | Chiapponi | 0–1 | Birkholz | Round 5: Chiapponi, Paola - Birkholz, Olga | Modern Defense | |
| Jun 5, 2026 | Orel Music | 1–0 | Birkholz | Round 4: Orel Music, Simona - Birkholz, Olga | Indian Defense: Przepiorka Variation | |
| Jun 4, 2026 | Birkholz | ½–½ | Gaprindashvili | Round 3: Birkholz, Olga - Gaprindashvili, Nona | English Opening: King's English Variation, Reversed Closed Sicilian | |
| Jun 2, 2026 | Jicman | 1–0 | Birkholz | Round 1: Jicman, Ligia-Letitia - Birkholz, Olga | Modern Defense | |
| Jun 1, 2026 | Birkholz | ½–½ | Krasenkowa | Round 9: Birkholz, Olga - Krasenkowa, Elena | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
| Oct 4, 2025 | Balcerczak | ½–½ | Birkholz | European individual senior chess championship 2025 - Women 50+, 65+, Rabac, Croatia | Caro-Kann Defense | |
| Oct 2, 2025 | Birkholz | ½–½ | Fink-Nunn | European individual senior chess championship 2025 - Women 50+, 65+, Rabac, Croatia | Queen's Pawn Game | |
| Oct 1, 2025 | Brokko | ½–½ | Birkholz | European individual senior chess championship 2025 - Women 50+, 65+, Rabac, Croatia | Sicilian Defense: O'Kelly Variation, Venice System | |
| Sep 30, 2025 | Birkholz | ½–½ | Leszner | European individual senior chess championship 2025 - Women 50+, 65+, Rabac, Croatia | Modern Defense: Standard Defense | |
| Sep 29, 2025 | Novak | 0–1 | Birkholz | European individual senior chess championship 2025 - Women 50+, 65+, Rabac, Croatia | Sicilian Defense: Kan Variation, Knight Variation | |
| Sep 28, 2025 | Birkholz | ½–½ | Sirletti | European individual senior chess championship 2025 - Women 50+, 65+, Rabac, Croatia | Caro-Kann Defense: Two Knights Attack | |
| Sep 24, 2025 | Birkholz | ½–½ | Heinatz | European individual senior chess championship 2025 - Women 50+, 65+, Rabac, Croatia | Queen's Pawn Game: Symmetrical Variation | |
| Sep 24, 2025 | Krasenkowa | ½–½ | Birkholz | European individual senior chess championship 2025 - Women 50+, 65+, Rabac, Croatia | Queen's Pawn Game | |
| Jun 20, 2025 | Raab | ½–½ | Birkholz | Round 2: Raab, Helen - Birkholz, Olga | Sicilian Defense: French Variation, Normal | |
| May 23, 2025 | Koldunov | 0–1 | Birkholz | Round 9: Koldunov, Elena - Birkholz, Olga | Sicilian Defense: Kramnik Variation | |
| May 22, 2025 | Zimmer | ½–½ | Birkholz | Round 8: Zimmer, Elke - Birkholz, Olga | Sicilian Defense: Closed | |
| May 21, 2025 | Birkholz | 0–1 | Falke | Round 7: Birkholz, Olga - Falke, Ornella | Queen's Pawn Game: London System | |
| May 21, 2025 | Birkholz | ½–½ | Just | Round 6: Birkholz, Olga - Just, Anita, Dr. | French Defense: King's Indian Attack | |
| May 20, 2025 | Novikova | ½–½ | Birkholz | Round 5: Novikova, Marharyta - Birkholz, Olga | Czech Defense | |
| May 19, 2025 | Neumann | 1–0 | Birkholz | Round 4: Neumann, Helena - Birkholz, Olga | Owen Defense | |
| May 19, 2025 | Birkholz | 0–1 | Peglau | Round 3: Birkholz, Olga - Peglau, Dora | Bird Opening: Lasker Variation | |
| May 18, 2025 | Braeuer | 0–1 | Birkholz | Round 2: Braeuer, Vanessa - Birkholz, Olga | Zukertort Opening: Slav Invitation | |
| May 17, 2025 | Birkholz | 1–0 | Wartenberg | Round 1: Birkholz, Olga - Wartenberg, Alissa | Zukertort Opening: Reversed Grünfeld | |
| Mar 9, 2025 | Birkholz | ½–½ | Kurapova | Round 8: Birkholz, Olga - Kurapova, Olga | English Opening: King's English Variation | |
| Mar 9, 2025 | Anissimova | ½–½ | Birkholz | Round 9: Anissimova, Mariya - Birkholz, Olga | Sicilian Defense: Najdorf Variation, English Attack | |
| Mar 8, 2025 | Just | 1–0 | Birkholz | Round 6: Just, Anita, Dr. - Birkholz, Olga | Caro-Kann Defense | |
| Mar 8, 2025 | Neumann | 0–1 | Birkholz | Round 7: Neumann, Helena - Birkholz, Olga | Sicilian Defense: Moscow Variation | |
| Mar 6, 2025 | Birkholz | 0–1 | Kuehn | Round 3: Birkholz, Olga - Kuehn, Viktoria | Queen's Pawn Game: Symmetrical Variation | |
| Mar 6, 2025 | Trunz | * | Birkholz | Round 2: Trunz, Michelle - Birkholz, Olga | ? | |
| Mar 7, 2025 | Birkholz | 0–1 | Trunz | Round 4: Birkholz, Olga - Trunz, Tamila | Sicilian Defense | |
| Mar 6, 2025 | Trunz | ½–½ | Birkholz | Round 2: Trunz, Michelle - Birkholz, Olga | Queen's Pawn Game | |
| Mar 5, 2025 | Birkholz | * | Manko | Round 1: Birkholz, Olga - Manko, Mariia | English Opening: King's English Variation, Two Knights Variation, Smyslov System | |
| Jan 26, 2025 | Birkholz | 0–1 | Mueller | Round 4: Birkholz, Olga - Mueller, Riyanna | Queen's Gambit Declined: Albin Countergambit | |
| Jan 25, 2025 | Doll | ½–½ | Birkholz | Round 3: Doll, Rebecca - Birkholz, Olga | Sicilian Defense: Najdorf Variation, Opocensky Variation | |
| Jan 11, 2025 | Birkholz | 0–1 | Batsiashvili | Round 1: Birkholz, Olga - Batsiashvili, Nino | Zukertort Opening | |
| Jan 10, 2025 | Injac | 1–0 | Birkholz | Round 1: Injac, Teodora - Birkholz, Olga | King's Indian Defense: Fianchetto Variation, Classical Variation | |
| Nov 28, 2024 | Birkholz | ½–½ | Makropoulou | World Senior Chess Championship 2024 | Vienna Game: Falkbeer Variation | |
| Nov 27, 2024 | Calzetta Ruiz | 1–0 | Birkholz | World Senior Chess Championship 2024 | Pirc Defense | |
| Nov 26, 2024 | Birkholz | 0–1 | Alexieva | World Senior Chess Championship 2024 | Sicilian Defense: French Variation | |
| Nov 25, 2024 | Krasenkowa | 0–1 | Birkholz | World Senior Chess Championship 2024 | Queen's Pawn Game | |
| Nov 24, 2024 | Birkholz | 1–0 | Lauterbach | World Senior Chess Championship 2024 | Zukertort Opening: Pirc Invitation | |
| Nov 22, 2024 | Bogumil | ½–½ | Birkholz | World Senior Chess Championship 2024 | Modern Defense: Averbakh System | |
| Nov 21, 2024 | Tsifanskaya | 0–1 | Birkholz | World Senior Chess Championship 2024 | Modern Defense: Standard Defense | |
| Nov 20, 2024 | Birkholz | ½–½ | Grabuzova | World Senior Chess Championship 2024 | French Defense: Chigorin Variation | |
| Nov 18, 2024 | Bulanova | ½–½ | Birkholz | World Senior Chess Championship 2024 | French Defense: Normal Variation | |
| Nov 17, 2024 | Birkholz | ½–½ | Gaprindashvili | World Senior Chess Championship 2024 | Queen's Pawn Game | |
| Oct 31, 2024 | Grabuzova | 1–0 | Birkholz | Round 7: Grabuzova, Tatiana - Birkholz, Olga | Zukertort Opening | |
| Oct 26, 2024 | Alexieva | ½–½ | Birkholz | Round 5: Alexieva, Silvia - Birkholz, Olga | English Opening: Symmetrical Variation, Ultra-Symmetrical Variation | |
| Sep 28, 2024 | Birkholz | 0–1 | Novikova | Round 17: Birkholz, Olga - Novikova, Margarita | Indian Defense | |
| Sep 28, 2024 | Birkholz | ½–½ | Arnhold | Round 15: Birkholz, Olga - Arnhold, Steffi | Indian Defense | |
| Sep 28, 2024 | Morio | 1–0 | Birkholz | Round 11: Morio, Estelle - Birkholz, Olga | Bird Opening | |
| Sep 28, 2024 | Zell | 0–1 | Birkholz | Round 9: Zell, Mirjam - Birkholz, Olga | Sicilian Defense: Staunton-Cochrane Variation | |
| Sep 28, 2024 | Dolzhykova | 1–0 | Birkholz | Round 13: Dolzhykova, Kateryna - Birkholz, Olga | Sicilian Defense: Chekhover Variation | |
| Aug 30, 2024 | Birkholz | 1–0 | Nesmjanowitsch | Round 8: Birkholz, Olga - Nesmjanowitsch, Julia | Queen's Pawn Game: Zukertort Variation | |
| Aug 29, 2024 | Averkova | 0–1 | Birkholz | Round 7: Averkova, Olena - Birkholz, Olga | Benoni Defense: Old Benoni | |
| Aug 29, 2024 | Schaefer | 0–1 | Birkholz | Round 6: Schaefer, Ann-Kathrin - Birkholz, Olga | East Indian Defense | |
| Aug 28, 2024 | Birkholz | ½–½ | Averkova | Round 5: Birkholz, Olga - Averkova, Mariia | Polish Opening | |
| Aug 26, 2024 | Birkholz | ½–½ | Neumeier | Round 2: Birkholz, Olga - Neumeier, Valentina | King's Indian Attack | |
| Aug 25, 2024 | Turel | 0–1 | Birkholz | Round 1: Turel, Tugce - Birkholz, Olga | Sicilian Defense: O'Kelly Variation, Maróczy Bind, Robatsch Line | |
| Aug 24, 2024 | Birkholz | 1–0 | Koeberl | Round 3: Birkholz, Olga - Koeberl, Christiane | Philidor Defense | |
| Aug 24, 2024 | Birkholz | 1–0 | Hofmann | Round 9: Birkholz, Olga - Hofmann, Karina | Zukertort Opening: Queenside Fianchetto Variation | |
| Aug 24, 2024 | Braeuer | 1–0 | Birkholz | Round 4: Braeuer, Vanessa - Birkholz, Olga | Sicilian Defense: Kramnik Variation | |
| Oct 12, 2024 | Birkholz | 0–1 | Schulze | Round 2: Birkholz, Olga - Schulze, Lara | Saragossa Opening | |
| Oct 12, 2024 | Birkholz | 0–1 | Klek | Round 5: Birkholz, Olga - Klek, Hanna Marie | Saragossa Opening | |
| Nov 12, 2023 | Birkholz | 1–0 | Hartung | Deutschen Frauen-Schnellschachmeisterschaft 2023 | Nimzo-Larsen Attack: Classical Variation | |
| Nov 12, 2023 | Birkholz | ½–½ | Muedder | Deutschen Frauen-Schnellschachmeisterschaft 2023 | King's Indian Attack: Smyslov Variation | |
| Nov 12, 2023 | Birkholz | 0–1 | Khrapko | Deutschen Frauen-Schnellschachmeisterschaft 2023 | English Opening: Symmetrical Variation | |
| Nov 12, 2023 | Albayrak | 0–1 | Birkholz | Deutschen Frauen-Schnellschachmeisterschaft 2023 | Sicilian Defense: Najdorf Variation | |
| Nov 11, 2023 | Birkholz | 0–1 | Sieber | Deutschen Frauen-Schnellschachmeisterschaft 2023 | Sicilian Defense: Wing Gambit | |
| Nov 11, 2023 | Birkholz | 0–1 | Arnhold | Deutschen Frauen-Schnellschachmeisterschaft 2023 | Sicilian Defense: McDonnell Attack | |
| Nov 11, 2023 | Hopp | 0–1 | Birkholz | Deutschen Frauen-Schnellschachmeisterschaft 2023 | Sicilian Defense: Najdorf Variation | |
| Nov 11, 2023 | Wagner | 1–0 | Birkholz | Deutschen Frauen-Schnellschachmeisterschaft 2023 | Modern Defense: Pseudo-Austrian Attack | |
| Nov 11, 2023 | Cammann | 0–1 | Birkholz | Deutschen Frauen-Schnellschachmeisterschaft 2023 | Sicilian Defense: Najdorf Variation, Opocensky Variation | |
| Jun 11, 2023 | Rieseler | ½–½ | Birkholz | German Women's State Team Championship | Sicilian Defense: Najdorf Variation, English Attack | |
| Jun 10, 2023 | Birkholz | 0–1 | Li | German Women's State Team Championship | Indian Defense | |
| Jun 9, 2023 | Birkholz | ½–½ | Rath | German Women's State Team Championship | Queen's Pawn Game: Accelerated London System, Steinitz Countergambit | |
| Jun 9, 2023 | Krasnopeyeva | ½–½ | Birkholz | German Women's State Team Championship | Sicilian Defense: O'Kelly Variation, Yerevan System | |
| Jun 8, 2023 | Birkholz | ½–½ | Agrest | German Women's State Team Championship | King's Indian Attack: Symmetrical Defense | |
| Aug 20, 2022 | Birkholz | 1–0 | Kunze | Deutsche Frauenmeiterschaft 2022 | Neo-Grünfeld Defense: Ultra-Delayed Exchange Variation | |
| Aug 19, 2022 | Birkholz | 1–0 | Peglau | Deutsche Frauenmeiterschaft 2022 | Zukertort Opening: Nimzo-Larsen Variation | |
| Aug 18, 2022 | Birkholz | 0–1 | Muetsch | Deutsche Frauenmeiterschaft 2022 | Queen's Pawn Game | |
| Aug 18, 2022 | Moenster | 1–0 | Birkholz | Deutsche Frauenmeiterschaft 2022 | Caro-Kann Defense | |
| Aug 17, 2022 | Fock | 0–1 | Birkholz | Deutsche Frauenmeiterschaft 2022 | French Defense: Franco-Sicilian Defense | |
| Aug 16, 2022 | Birkholz | 1–0 | Bazzazi | Deutsche Frauenmeiterschaft 2022 | Queen's Pawn Game: London System | |
| Aug 16, 2022 | Schulze | 1–0 | Birkholz | Deutsche Frauenmeiterschaft 2022 | Sicilian Defense: O'Kelly Variation, Maróczy Bind, Robatsch Line | |
| Aug 15, 2022 | Birkholz | 1–0 | Mekus | Deutsche Frauenmeiterschaft 2022 | Pirc Defense | |
| Aug 14, 2022 | Peglau | 0–1 | Birkholz | Deutsche Frauenmeiterschaft 2022 | Benoni Defense: Old Benoni | |
| Oct 24, 2021 | Birkholz | 0–1 | Tuzi | Deutsche L�ndermeisterschaft | King's Indian Attack | |
| Oct 23, 2021 | Ciolacu | 1–0 | Birkholz | Deutsche L�ndermeisterschaft | Benko Gambit Accepted: King Walk Variation | |
| Oct 22, 2021 | Birkholz | 1–0 | Peglau | German Women's State Team Championship | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Oct 22, 2021 | Birkholz | 1–0 | Peglau | Deutsche L�ndermeisterschaft | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Sep 7, 2021 | Koblasa | 0–1 | Birkholz | estcc 50 | English Opening: Anglo-Indian Defense, Queen's Knight Variation | |
| Sep 5, 2021 | Sysr | 0–1 | Birkholz | estcc 50 | East Indian Defense | |
| Sep 4, 2021 | Birkholz | 0–1 | Konopka | estcc 50 | King's Indian Attack | |
| Sep 3, 2021 | Danek | ½–½ | Birkholz | estcc 50 | Queen's Pawn Game: Modern Defense | |
| Sep 2, 2021 | Birkholz | 0–1 | Motuz | estcc 50 | Sicilian Defense: Hyperaccelerated Fianchetto | |
| Sep 1, 2021 | Sura | ½–½ | Birkholz | estcc 50 | St. George Defense | |