| Jul 19, 2025 | Simunek | 1–0 | Zdenek Lhotsky | Round 5: Simunek, Jakub Simon - Zdenek Lhotsky | Sicilian Defense: Moscow Variation | |
| Jul 19, 2025 | Fuksik | ½–½ | Simunek | Round 4: Fuksik, Jakub - Simunek, Jakub Simon | French Defense: Advance Variation, Main Line | |
| Jul 6, 2025 | Simunek | 0–1 | Cherniack | Open A | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Jul 5, 2025 | Zrust | 0–1 | Simunek | Open A | Queen's Pawn Game: Symmetrical Variation | |
| Jul 4, 2025 | Simunek | 0–1 | Cuhra | Open A | Sicilian Defense: Moscow Variation | |
| Jul 3, 2025 | Simunek | 1–0 | Goelles | Open A | French Defense: Exchange Variation | |
| Jul 2, 2025 | Plischki | 1–0 | Simunek | Open A | Slav Defense: Exchange Variation | |
| Jul 1, 2025 | Kolar | 0–1 | Simunek | Open A | French Defense: Winawer Variation, Poisoned Pawn Variation | |
| Jun 29, 2025 | Jakubse | 0–1 | Simunek | Open A | King's Indian Attack: Wahls Defense | |
| Jun 28, 2025 | Simunek | 1–0 | Bourban | Open A | Caro-Kann Defense: Exchange Variation | |
| Jun 25, 2025 | Simunek | 0–1 | Roshka | Open A | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Aug 19, 2024 | Simunek | 0–1 | Sahakyan | EYCC 2024 Blitz O18 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Aug 19, 2024 | Sahakyan | 1–0 | Simunek | EYCC 2024 Blitz O18 | Catalan Opening: Closed, Main Line | |
| Aug 18, 2024 | Simunek | ½–½ | Kocsmar | EYCC 2024 Rapid O18 | Sicilian Defense: Moscow Variation | |
| Aug 18, 2024 | Simunek | ½–½ | Stevik | EYCC 2024 Rapid O18 | French Defense: Tarrasch Variation, Open System, Euwe-Keres Line | |
| Aug 18, 2024 | Szalay-Ocsak | 0–1 | Simunek | EYCC 2024 Rapid O18 | Zukertort Opening | |
| Jul 7, 2024 | Simunek | 1–0 | Marsalek | Sachovy festival CB | Philidor Defense: Lion Variation | |
| Jul 6, 2024 | Simunek | 1–0 | Egli | Sachovy festival CB | Sicilian Defense: Hyperaccelerated Dragon | |
| Jul 5, 2024 | Steiner | 1–0 | Simunek | Sachovy festival CB | Queen's Pawn Game: London System | |
| Jul 4, 2024 | Simunek | 0–1 | Lhotska | Sachovy festival CB | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Jul 3, 2024 | Jurek | ½–½ | Simunek | Sachovy festival CB | Semi-Slav Defense: Meran Variation | |
| Jul 2, 2024 | Simunek | 1–0 | Svacina | Sachovy festival CB | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jul 1, 2024 | Doroshenko | 0–1 | Simunek | Sachovy festival CB | French Defense: Advance Variation, Euwe Variation | |
| Jun 30, 2024 | Simunek | 0–1 | Vilimek | Sachovy festival CB | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jun 29, 2024 | Kukacka | 0–1 | Simunek | Sachovy festival CB | Réti Opening: Anglo-Slav Variation, Bogoljubow Variation | |
| Jul 16, 2023 | Simunek | ½–½ | Cuhra | Czech Open 2023 - E | Indian Defense: Pseudo-Benko | |
| Jul 9, 2023 | Pisar | 0–1 | Simunek | Ceske Budejovice Open A | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Jul 8, 2023 | Simunek | 0–1 | Havelkova | Ceske Budejovice Open A | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jul 7, 2023 | Harshit Amarnani | ½–½ | Simunek | Ceske Budejovice Open A | English Opening: Caro-Kann Defensive System | |
| Jul 6, 2023 | Simunek | 1–0 | Vojtek | Ceske Budejovice Open A | Scandinavian Defense: Modern Variation | |
| Jul 5, 2023 | Fizerova | 1–0 | Simunek | Ceske Budejovice Open A | French Defense: Exchange Variation | |
| Jul 4, 2023 | Simunek | ½–½ | Rybacek | Ceske Budejovice Open A | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jul 3, 2023 | Zima | 1–0 | Simunek | Ceske Budejovice Open A | French Defense: Winawer Variation, Alekhine Gambit, Kan Variation | |
| Jul 2, 2023 | Svanda | 0–1 | Simunek | Ceske Budejovice Open A | French Defense: Winawer Variation, Bogoljubow Variation | |
| Jul 1, 2023 | Simunek | 0–1 | Audi Ameya | Ceske Budejovice Open A | Scotch Game | |
| Mar 18, 2023 | Simunek | 1–0 | Svoboda | h16 | Sicilian Defense: Moscow Variation | |
| Mar 17, 2023 | Paseka | 1–0 | Simunek | h16 | French Defense: Winawer Variation, Poisoned Pawn Variation, Main Line | |
| Mar 16, 2023 | Simunek | ½–½ | Dolensky | H16 | Sicilian Defense: Delayed Alapin Variation | |
| Mar 15, 2023 | Simunek | 1–0 | Tesar | H16 | French Defense: Tarrasch Variation, Open System, Euwe-Keres Line | |
| Mar 14, 2023 | Tillmann | ½–½ | Simunek | H16 | Queen's Pawn Game: Chigorin Variation, Irish Gambit | |
| Mar 13, 2023 | Simunek | 0–1 | Prazak | H16 | Sicilian Defense: French Variation | |
| Mar 13, 2023 | Hladky | ½–½ | Simunek | H16 | French Defense: Tarrasch Variation, Chistyakov Defense | |
| Mar 12, 2023 | Simunek | ½–½ | Pelc | H16 | Queen's Pawn Game: Colle System | |
| Mar 11, 2023 | Mrazek | 0–1 | Simunek | h16 | Queen's Gambit Declined: Cambridge Springs Defense | |
| Jul 9, 2021 | Fojt | ½–½ | Simunek | České Budějovice Open | A | Anderssen's Opening | |
| Jul 8, 2021 | Simunek | 1–0 | Danko | České Budějovice Open | A | Queen's Pawn Game: Barry Attack, Grünfeld Variation | |
| Jul 6, 2021 | Simunek | 0–1 | Hruby | České Budějovice Open | A | Rubinstein Opening | |
| Jul 5, 2021 | Karimi | 1–0 | Simunek | České Budějovice Open | A | Queen's Gambit Declined: Modern Variation, Knight Defense | |
| Jul 3, 2021 | Simunek | 0–1 | Hrbek | České Budějovice Open | A | Queen's Pawn Game: Krause Variation | |
| Jul 2, 2021 | Nagy | ½–½ | Simunek | České Budějovice Open | A | French Defense: Advance Variation, Euwe Variation | |
| Jul 1, 2021 | Simunek | 1–0 | Kuntner | České Budějovice Open | A | Yusupov-Rubinstein System | |
| — | Simunek | 1–0 | Lickova | Open Nové Hrady - Open | Petrov's Defense: French Attack | |
| — | Simunek | 0–1 | Hak | Open Nové Hrady - Open | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| — | Simunek | * | Slaby | Open Nové Hrady - Blitz | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| — | Simunek | 1–0 | Cech | Open Nové Hrady - Open | Caro-Kann Defense: Exchange Variation | |
| — | Slaby | 0–1 | Simunek | Open Nové Hrady - Open | Grob Opening: Grob Gambit | |
| — | Svoboda | 0–1 | Simunek | Open Nové Hrady - Open | Caro-Kann Defense: Accelerated Panov Attack, Modern Variation | |
| — | Vilimek | * | Simunek | Open Nové Hrady - Open | French Defense: Knight Variation | |
| — | Stastna | ½–½ | Simunek | Open Nové Hrady - Open | Nimzo-Larsen Attack: Classical Variation | |