| Jun 13, 2026 | Ptacnikova | 0–1 | Stocek | Round 1: Ptacnikova, Lenka - Stocek, Jiri | English Opening: Romanishin Gambit | |
| Jun 5, 2026 | Ptacnikova | 0–1 | Nenova | Round 11: Ptacnikova, Lenka - Nenova, Andzhelika | English Opening: Agincourt Defense | |
| Jun 4, 2026 | Ashotia | 0–1 | Ptacnikova | Round 10: Ashotia, Barbare - Ptacnikova, Lenka | Sicilian Defense: Four Knights Variation, Exchange Variation | |
| Jun 3, 2026 | Ptacnikova | 0–1 | Golsta | Round 9: Ptacnikova, Lenka - Golsta, Madara | English Opening: Symmetrical Variation | |
| Jun 2, 2026 | Damaso Tacoronte | 0–1 | Ptacnikova | Round 8: Damaso Tacoronte, Carolina - Ptacnikova, Lenka | Queen's Gambit Declined: Semi-Tarrasch Defense | |
| Jun 1, 2026 | Ptacnikova | 0–1 | Gvetadze | Round 7: Ptacnikova, Lenka - Gvetadze, Sofio | King's Indian Defense: Fianchetto Variation | |
| May 30, 2026 | Nomin-Erdene | 1–0 | Ptacnikova | Round 6: Nomin-Erdene, Davaademberel - Ptacnikova, Lenka | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| May 29, 2026 | Ptacnikova | 1–0 | Esadze | Round 5: Ptacnikova, Lenka - Esadze, Tamari | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| May 28, 2026 | Mammadova | 1–0 | Ptacnikova | Round 4: Mammadova, Gulnar - Ptacnikova, Lenka | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| May 27, 2026 | Ptacnikova | 1–0 | Khairova | Round 3: Ptacnikova, Lenka - Khairova, Evelina | English Opening: Agincourt Defense, Catalan Defense Accepted | |
| May 26, 2026 | Chkhartishvili | ½–½ | Ptacnikova | Round 2: Chkhartishvili, Lika - Ptacnikova, Lenka | Pirc Defense: Byrne Variation | |
| May 25, 2026 | Ptacnikova | 0–1 | Mammadzada | Round 1: Ptacnikova, Lenka - Mammadzada, Gunay | Zukertort Opening | |
| May 8, 2026 | Birkisson | 1–0 | Ptacnikova | Landsliðsflokkur Íslandsmótsins í skák 2026 | Queen's Gambit Declined: Semi-Tarrasch Defense, Exchange Variation | |
| May 7, 2026 | Ptacnikova | 0–1 | Birkisson | Landsliðsflokkur Íslandsmótsins í skák 2026 | Sicilian Defense: Closed, Chameleon Variation | |
| May 6, 2026 | Ragnarsson | ½–½ | Ptacnikova | Landsliðsflokkur Íslandsmótsins í skák 2026 | King's Indian Attack | |
| May 5, 2026 | Ptacnikova | 0–1 | Stefansson | Landsliðsflokkur Íslandsmótsins í skák 2026 | Queen's Indian Defense: Kasparov-Petrosian Variation, Marco Defense | |
| May 4, 2026 | Kjartansson | 1–0 | Ptacnikova | Landsliðsflokkur Íslandsmótsins í skák 2026 | English Opening: Symmetrical Variation, Four Knights Variation | |
| May 4, 2026 | Ptacnikova | ½–½ | Johannsson | Landsliðsflokkur Íslandsmótsins í skák 2026 | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| May 3, 2026 | Ptacnikova | 0–1 | Stefansson | Landsliðsflokkur Íslandsmótsins í skák 2026 | Zukertort Opening | |
| May 2, 2026 | Thorfinnsson | 1–0 | Ptacnikova | Landsliðsflokkur Íslandsmótsins í skák 2026 | Sicilian Defense: Closed | |
| May 1, 2026 | Ptacnikova | 0–1 | Heimisson | Landsliðsflokkur Íslandsmótsins í skák 2026 | English Opening: Agincourt Defense | |
| Feb 8, 2026 | Ptacnikova | 1–0 | Briem | Islandsmót kvenna 2026 | English Opening: King's English Variation, Reversed Closed Sicilian | |
| Feb 8, 2026 | Helgadottir | 0–1 | Ptacnikova | Islandsmót kvenna 2026 | Nimzo-Indian Defense | |
| Feb 7, 2026 | Ptacnikova | 1–0 | B. Berglindardottir | Islandsmót kvenna 2026 | King's Indian Defense: Fianchetto Variation, Classical Main Line | |
| Feb 6, 2026 | Johannsdottir | ½–½ | Ptacnikova | Islandsmót kvenna 2026 | King's Indian Attack | |
| Feb 6, 2026 | Finnbogadottir | 0–1 | Ptacnikova | Islandsmót kvenna 2026 | Queen's Pawn Game: Colle System | |
| Jan 7, 2026 | Ptacnikova | ½–½ | Olszewski | Skakthing 2026 | Zukertort Opening | |
| Oct 14, 2025 | Dornbusch | 0–1 | Ptacnikova | Round 9: Dornbusch, Tatiana - Ptacnikova, Lenka | Indian Defense: Anti-Nimzo-Indian | |
| Oct 12, 2025 | Valcu | 1–0 | Ptacnikova | Round 7: Valcu, Lavinia - Ptacnikova, Lenka | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Oct 10, 2025 | Ptacnikova | 0–1 | Arakhamia-Grant | Round 6: Ptacnikova, Lenka - Arakhamia-Grant, Ketevan | King's Indian Defense: Fianchetto Variation, Classical Variation | |
| Oct 9, 2025 | Zaksaite | 0–1 | Ptacnikova | Round 5: Zaksaite, Salomeja - Ptacnikova, Lenka | Queen's Pawn Game: Colle System | |
| Oct 8, 2025 | Ptacnikova | 0–1 | Paasikangas | Round 4: Ptacnikova, Lenka - Paasikangas, Johanna | Zukertort Opening | |
| Oct 7, 2025 | Badelka | 1–0 | Ptacnikova | Round 3: Badelka, Olga - Ptacnikova, Lenka | English Opening: King's English Variation, Kramnik-Shirov Counterattack | |
| Oct 6, 2025 | Ptacnikova | 0–1 | Osmak | Round 2: Ptacnikova, Lenka - Osmak, Yuliia | Zukertort Opening | |
| Oct 5, 2025 | Ptacnikova | ½–½ | Tsolakidou | Round 1: Ptacnikova, Lenka - Tsolakidou, Stavroula | Zukertort Opening | |
| Sep 27, 2025 | Ptacnikova | ½–½ | De Rycke | Round 8: Ptacnikova, Lenka - De Rycke, Tyani | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation | |
| Sep 12, 2025 | Johannesson | 1–0 | Ptacnikova | Haustmot TR 2025 | Queen's Gambit Declined: Semi-Tarrasch Defense, Pillsbury Variation | |
| Sep 10, 2025 | Ptacnikova | 0–1 | Ragnarsson | Haustmot TR 2025 | Zukertort Opening | |
| Sep 3, 2025 | Thorsteinsson | ½–½ | Ptacnikova | Haustmot TR 2025 | Nimzo-Indian Defense: Normal Variation | |
| Sep 3, 2025 | Ptacnikova | * | Birkisson | Haustmot TR 2025 | Zukertort Opening | |
| Sep 3, 2025 | Omarsson | ½–½ | Ptacnikova | Haustmot TR 2025 | Nimzo-Indian Defense: Normal Variation, Botvinnik System | |
| Sep 3, 2025 | Ptacnikova | 1–0 | Thorfinnsson | Haustmot TR 2025 | Zukertort Opening | |
| Sep 3, 2025 | Birkisson | ½–½ | Ptacnikova | Haustmot TR 2025 | Queen's Gambit Declined: Semi-Tarrasch Defense, Exchange Variation | |
| Sep 3, 2025 | Stefansson | 1–0 | Ptacnikova | Haustmot TR 2025 | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Sep 3, 2025 | Ptacnikova | 1–0 | Omarsson | Haustmot TR 2025 | King's Indian Defense: Fianchetto Variation, Panno Variation | |
| Jun 21, 2025 | Ptacnikova | ½–½ | Thorisson | Icelandic Open 2025 | King's Indian Defense: Normal Variation, King's Knight Variation | |
| Jun 20, 2025 | Ptacnikova | 1–0 | Erlendsson Weinert | Icelandic Open 2025 | English Opening: Agincourt Defense, Wimpy System | |
| Jun 20, 2025 | Barthel | ½–½ | Ptacnikova | Icelandic Open 2025 | Sicilian Defense: French Variation, Westerinen Attack | |
| Jun 19, 2025 | Thorfinnsson | 1–0 | Ptacnikova | Icelandic Open 2025 | Queen's Gambit Declined: Traditional Variation | |
| Jun 19, 2025 | Ptacnikova | 1–0 | Gudmundsson | Icelandic Open 2025 | English Opening: Anglo-Indian Defense, Queen's Indian Formation | |
| Jun 18, 2025 | Ptacnikova | 1–0 | Hermannsson | Icelandic Open 2025 | English Opening: Symmetrical Variation | |
| Jun 18, 2025 | Bjornsson | 0–1 | Ptacnikova | Icelandic Open 2025 | Sicilian Defense: Taimanov Variation | |
| Jun 17, 2025 | Ptacnikova | 0–1 | Dietzsch | Icelandic Open 2025 | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Jun 16, 2025 | Stefansson | 1–0 | Ptacnikova | Icelandic Open 2025 | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Apr 14, 2025 | Yankelevich | 1–0 | Ptacnikova | Reykjavik Open 2025 | Queen's Gambit Declined: Semi-Tarrasch Defense | |
| Apr 13, 2025 | Ptacnikova | ½–½ | Heimisson | Reykjavik Open 2025 | Zukertort Opening | |
| Apr 11, 2025 | Kirk | 1–0 | Ptacnikova | Reykjavik Open 2025 | Queen's Gambit Declined: Semi-Tarrasch Defense, Exchange Variation | |
| Apr 9, 2025 | Ptacnikova | 0–1 | Gupta | Reykjavik Open 2025 | King's Indian Defense: Normal Variation, King's Knight Variation | |
| Sep 22, 2024 | Ptacnikova | ½–½ | Sawan | 45th FIDE Women's Chess Olympiad | Queen's Pawn Game: Barry Attack, Grünfeld Variation | |
| Sep 21, 2024 | Mendoza | 0–1 | Ptacnikova | 45th FIDE Women's Chess Olympiad | Four Knights Game: Scotch Variation Accepted | |
| Sep 20, 2024 | Ptacnikova | 1–0 | Chuemsakul | 45th FIDE Women's Chess Olympiad | Ruy Lopez: Exchange Variation, Keres Variation | |
| Sep 19, 2024 | Movsesian | 1–0 | Ptacnikova | 45th FIDE Women's Chess Olympiad | Sicilian Defense: Taimanov Variation | |
| Sep 18, 2024 | Aliu | 0–1 | Ptacnikova | 45th FIDE Women's Chess Olympiad | Queen's Pawn Game: London System | |
| Sep 16, 2024 | Ptacnikova | 0–1 | Zherebtsova | 45th FIDE Women's Chess Olympiad | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Sep 15, 2024 | Ravelomanana | 0–1 | Ptacnikova | 45th FIDE Women's Chess Olympiad | Petrov's Defense: Damiano Variation, Kholmov Gambit | |
| Sep 14, 2024 | Ptacnikova | ½–½ | Medic | 45th FIDE Women's Chess Olympiad | King's Indian Attack | |
| Sep 13, 2024 | Ptacnikova | 1–0 | Vilhete | 45th FIDE Women's Chess Olympiad | Queen's Pawn Game: Zukertort Variation | |
| Sep 12, 2024 | Mihok-Juhasz | 1–0 | Ptacnikova | 45th FIDE Women's Chess Olympiad | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Aug 11, 2024 | Ptacnikova | 0–1 | Plischki | Olomouc Chess Summer - ab | English Opening: King's English Variation | |
| Aug 11, 2024 | Delgerdalai | 1–0 | Ptacnikova | Olomouc Chess Summer - ab | Scandinavian Defense: Gubinsky-Melts Defense | |
| Aug 9, 2024 | Heron | 0–1 | Ptacnikova | Letni Praha 2024 | Modern Defense: Two Knights Variation | |
| Aug 8, 2024 | Ptacnikova | ½–½ | Alimbetov | Letni Praha 2024 | English Opening: King's English Variation | |
| Aug 6, 2024 | Ptacnikova | 0–1 | Eret | Letni Praha 2024 | English Opening: King's English Variation | |
| Aug 4, 2024 | Bohatyrov | 1–0 | Ptacnikova | Letni Praha 2024 | Dutch Defense: Raphael Variation | |
| Jul 19, 2024 | Sorensen | 1–0 | Ptacnikova | CZECH OPEN 2024 - A - PARDUBICE OPEN | Queen's Indian Defense: Petrosian Variation | |
| Jun 9, 2024 | Ptacnikova | 1–0 | Helgadottir | Round 9: Ptacnikova, Lenka - Helgadottir, Idunn | Zukertort Opening: Reversed Grünfeld | |
| Jun 8, 2024 | Birkisson | 1–0 | Ptacnikova | Round 8: Birkisson, Bardur Orn - Ptacnikova, Lenka | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jun 7, 2024 | Ptacnikova | ½–½ | Birkisson | Round 7: Ptacnikova, Lenka - Birkisson, Bjorn Holm | English Opening: Neo-Catalan | |
| Jun 6, 2024 | Ragnarsson | 0–1 | Ptacnikova | Round 6: Ragnarsson, Johann - Ptacnikova, Lenka | Nimzo-Indian Defense: Sämisch Variation | |
| Jun 5, 2024 | Ptacnikova | 1–0 | Petursson | Round 5: Ptacnikova, Lenka - Petursson, Gudni | Ruy Lopez: Exchange Variation, Keres Variation | |
| Jun 4, 2024 | Heidarsson | 1–0 | Ptacnikova | Round 4: Heidarsson, Arnar Milutin - Ptacnikova, Lenka | Benko Gambit Accepted: King Walk Variation | |
| Jun 3, 2024 | Ptacnikova | 1–0 | Osorio Ferrer | Round 3: Ptacnikova, Lenka - Osorio Ferrer, Roberto Eduardo | Sicilian Defense: O'Kelly Variation, Yerevan System | |
| Jun 2, 2024 | Heidarsson | 0–1 | Ptacnikova | Round 2: Heidarsson, Mikael Bjarki - Ptacnikova, Lenka | Dutch Defense: Raphael Variation | |
| Jun 1, 2024 | Ptacnikova | ½–½ | Hermannsson | Round 1: Ptacnikova, Lenka - Hermannsson, Sigurbjorn | English Opening: Anglo-Indian Defense, King's Indian Formation | |
| Mar 21, 2024 | Ptacnikova | 0–1 | Lohia | Reykjavik Open 2024 | Rapport-Jobava System | |
| Mar 19, 2024 | Ptacnikova | 0–1 | Katz | Reykjavik Open 2024 | Rapport-Jobava System | |
| Mar 16, 2024 | Ptacnikova | 1–0 | Atharva M Parulekar | Reykjavik Open 2024 | Rapport-Jobava System | |
| Mar 15, 2024 | Hjartarson | ½–½ | Ptacnikova | Reykjavik Open 2024 | Queen's Indian Defense: Spassky System | |
| Nov 20, 2023 | Aydin | 1–0 | Ptacnikova | European Women's Team Championship | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Nov 19, 2023 | Teuschler | 0–1 | Ptacnikova | European Women's Team Championship | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Nov 18, 2023 | Ptacnikova | 1–0 | Paasikangas | European Women's Team Championship | Rapport-Jobava System, with e6 | |
| Nov 15, 2023 | Ptacnikova | ½–½ | Frisk | European Women's Team Championship | Sicilian Defense: Accelerated Dragon, Maróczy Bind, Gurgenidze Variation | |
| Nov 14, 2023 | Ptacnikova | ½–½ | Machlik | European Women's Team Championship | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line | |
| Nov 13, 2023 | Kanakova | 1–0 | Ptacnikova | European Women's Team Championship | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Nov 12, 2023 | Sedina | ½–½ | Ptacnikova | European Women's Team Championship | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Nov 11, 2023 | Ptacnikova | 0–1 | Hakimifard | European Women's Team Championship | Rapport-Jobava System | |
| May 25, 2023 | Gretarsson | 1–0 | Ptacnikova | Icelandic Chess Championship 2023 | Sicilian Defense: Accelerated Dragon, Maróczy Bind, Breyer Variation | |
| May 24, 2023 | Ptacnikova | 0–1 | Danielsen | Icelandic Chess Championship 2023 | Pirc Defense | |
| May 22, 2023 | Ptacnikova | ½–½ | Ragnarsson | Icelandic Chess Championship 2023 | English Opening: Caro-Kann Defensive System | |
| May 20, 2023 | Ptacnikova | 0–1 | Kjartansson | Icelandic Chess Championship 2023 | Catalan Opening: Open Defense, Classical Line | |