| Dec 20, 2025 | Machacek | 0–1 | Babula | Round 3: Machacek, Jan - Babula, Vlastimil | Sicilian Defense: Godiva Variation | |
| May 10, 2025 | Machacek | 1–0 | Mrozowski | Round 13: Machacek, Jan - Mrozowski, Patryk | Sicilian Defense: Kan Variation, Knight Variation | |
| May 10, 2025 | Bokhnak | 1–0 | Machacek | Round 12: Bokhnak, Tymofii - Machacek, Jan | Sicilian Defense: Najdorf Variation | |
| May 10, 2025 | Machacek | 1–0 | Kasparek | Round 11: Machacek, Jan - Kasparek, Ondrej | Vienna Game: Vienna Gambit, Paulsen Attack | |
| May 10, 2025 | Vojta | 1–0 | Machacek | Round 10: Vojta, Jakub - Machacek, Jan | Sicilian Defense: Prins Variation | |
| May 10, 2025 | Hajek | 1–0 | Machacek | Round 9: Hajek, Oskar - Machacek, Jan | Sicilian Defense: Chekhover Variation | |
| May 10, 2025 | Machacek | 1–0 | Pressler | Round 8: Machacek, Jan - Pressler, Tobias | Owen Defense | |
| May 10, 2025 | Machacek | 1–0 | Stevik | Round 5: Machacek, Jan - Stevik, Patrik | Vienna Game: Vienna Gambit, Paulsen Attack | |
| May 10, 2025 | Machacek | 1–0 | Matousek | Round 3: Machacek, Jan - Matousek, Petr | Scandinavian Defense: Marshall Variation | |
| May 10, 2025 | Kala | 0–1 | Machacek | Round 2: Kala, Jakub - Machacek, Jan | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| May 10, 2025 | Machacek | 1–0 | Belan | Round 1: Machacek, Jan - Belan, Martin | Sicilian Defense: Dragon Variation, Yugoslav Attack | |
| May 9, 2025 | Delgerdalai | 1–0 | Machacek | Round 7: Delgerdalai, Bayarjavkhlan - Machacek, Jan | Sicilian Defense: Najdorf Variation | |
| May 9, 2025 | Machacek | 1–0 | Karnik | Round 6: Machacek, Jan - Karnik, Pavel | Scandinavian Defense: Main Line, Mieses Variation | |
| May 9, 2025 | Novotny | 0–1 | Machacek | Round 4: Novotny, Michal - Machacek, Jan | Sicilian Defense: Scheveningen Variation, Classical Variation | |
| Aug 14, 2022 | Machacek | ½–½ | Szotkowski | FIDE OPEN A | Caro-Kann Defense: Two Knights Attack | |
| Aug 12, 2022 | Haba | 1–0 | Machacek | FIDE OPEN A | Sicilian Defense: Najdorf Variation, English Attack | |
| Aug 18, 2021 | Machacek | 0–1 | Vrtal | Stare Mesto 2021 | Sicilian Defense: Najdorf Variation | |
| Aug 16, 2021 | Sudrich | 1–0 | Machacek | Stare Mesto 2021 | Semi-Slav Defense | |
| Aug 15, 2021 | Machacek | 0–1 | Husek | Stare Mesto 2021 | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Aug 14, 2021 | Shanel | 0–1 | Machacek | Stare Mesto 2021 | Sicilian Defense: Modern Variations | |
