| Jun 30, 2026 | Romanishin | 1–0 | Jandacek | FIDE OPEN QCC | King's Indian Attack: Symmetrical Defense | |
| Jun 27, 2026 | Jandacek | 0–1 | Fuchs | 21. Zlata Praha Junior Rapid Open 2026 | ? | |
| Jun 23, 2026 | Vorlik | ½–½ | Jandacek | Round 4: Vorlik, Jachym - Jandacek, Krystof | Four Knights Game: Scotch Variation, Schmid Defense | |
| Jun 23, 2026 | Jandacek | ½–½ | Kala | Round 3: Jandacek, Krystof - Kala, Jakub | Sicilian Defense: Mengarini Variation | |
| Jun 22, 2026 | Bara | 1–0 | Jandacek | Round 9: Bara, Jan - Jandacek, Krystof | English Opening: Anglo-Indian Defense | |
| Jun 22, 2026 | Jandacek | ½–½ | Mazurek | Round 8: Jandacek, Krystof - Mazurek, Richard | French Defense: Horwitz Attack, Papa-Ticulat Gambit | |
| Jun 22, 2026 | Jandacek | 0–1 | Augustyn | Round 7: Jandacek, Krystof - Augustyn, Ondrej | Bishop's Opening: Vienna Hybrid, Hromádka Variation | |
| Jun 22, 2026 | Honcharov | 1–0 | Jandacek | Round 6: Honcharov, Makar - Jandacek, Krystof | East Indian Defense | |
| Jun 22, 2026 | Jandacek | 0–1 | Vancakova | Round 5: Jandacek, Krystof - Vancakova, Veronika | Sicilian Defense: Mengarini Variation | |
| Jun 22, 2026 | Krivka | 0–1 | Jandacek | Round 2: Krivka, Matej - Jandacek, Krystof | Pirc Defense: Austrian Attack, Weiss Variation | |
| Mar 14, 2026 | Jandacek | 1–0 | Gernert | MCR 2026 | Sicilian Defense: Mengarini Variation | |
| Mar 13, 2026 | Bara | 1–0 | Jandacek | MCR 2026 | Pirc Defense: Classical Variation, Quiet System | |
| Mar 12, 2026 | Jandacek | 1–0 | Vanek | MCR 2026 | French Defense: Winawer Variation, Bogoljubow Variation | |
| Mar 11, 2026 | Hokr | ½–½ | Jandacek | MCR 2026 | King's Indian Defense: Makogonov Variation | |
| Mar 10, 2026 | Jandacek | 0–1 | Sotek | MCR 2026 | Caro-Kann Defense: Endgame Offer | |
| Mar 9, 2026 | Policar | ½–½ | Jandacek | MCR 2026 | English Opening: Anglo-Indian Defense | |
| Mar 9, 2026 | Jandacek | 1–0 | Simunek | MCR 2026 | Sicilian Defense: Mengarini Variation | |
| Mar 8, 2026 | Munkhbayar | 1–0 | Jandacek | MCR 2026 | Pirc Defense: 150 Attack | |
| Mar 7, 2026 | Jandacek | 1–0 | Jordan | MCR 2026 | French Defense: Advance Variation, Milner-Barry Gambit, Hector Variation | |
| Oct 31, 2025 | Jandacek | ½–½ | Zrust | MČech HD14 2025 | Sicilian Defense: Mengarini Variation | |
| Oct 28, 2025 | Temirbek | ½–½ | Jandacek | MČech HD14 2025 | Queen's Gambit Declined: Chigorin Defense, Main Line | |
| Oct 27, 2025 | Janouskova | 0–1 | Jandacek | MČech HD14 2025 | Modern Defense: Standard Defense | |
| Oct 26, 2025 | Jandacek | 1–0 | Rehacek | MČech HD14 2025 | French Defense: Horwitz Attack, Papa-Ticulat Gambit | |
| Oct 25, 2025 | Ludvik | 0–1 | Jandacek | MČech HD14 2025 | Modern Defense: Geller's System | |
| Oct 24, 2025 | Koupil | 1–0 | Jandacek | MČech HD14 2025 | Pirc Defense: Byrne Variation | |
| Oct 24, 2025 | Munkhbayar | ½–½ | Jandacek | MČech HD14 2025 | Sicilian Defense: Nimzowitsch Variation, Advance Variation | |
| Oct 24, 2025 | Jandacek | 1–0 | Lickova | MČech HD14 2025 | French Defense: Advance Variation, Milner-Barry Gambit, Hector Variation | |
| Oct 24, 2025 | Jandacek | 1–0 | Hokr | MČech HD14 2025 | French Defense: Horwitz Attack | |
| Jun 25, 2025 | Siska | ½–½ | Jandacek | Round 9: Siska, Jan - Jandacek, Krystof | Pirc Defense | |
| Jun 25, 2025 | Jandacek | 0–1 | Kammova | Round 8: Jandacek, Krystof - Kammova, Katerina | Scandinavian Defense | |
