| Sep 21, 2025 | Orlov | ½–½ | Matejka | exe: | Bogo-Indian Defense: Retreat Variation | |
| Sep 20, 2025 | Matejka | ½–½ | Malaschitz | exe: | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Sep 19, 2025 | Sekova | 1–0 | Matejka | exe:Slovakia open Bratislava 25 | Sicilian Defense: Chekhover Variation | |
| Sep 18, 2025 | Matejka | 0–1 | Kubik | exe:Slovakia open Bratislava 25 | Italian Game: Classical Variation, Albin Gambit | |
| Sep 17, 2025 | Bury | 0–1 | Matejka | exe:Slovakia open Bratislava 25 | Neo-Grünfeld Defense: Classical Variation, Original Defense | |
| Sep 16, 2025 | Matejka | 1–0 | Benci | exe: | Czech Defense | |
| Sep 15, 2025 | Osvald | ½–½ | Matejka | exe: | Sicilian Defense: Moscow Variation, Main Line | |
| Sep 14, 2025 | Matejka | ½–½ | Albu | exe:Slovakia open Bratislava 25 | Sicilian Defense: Najdorf Variation | |
| Sep 13, 2025 | Beliavsky | 1–0 | Matejka | exe:Slovakia open Bratislava 25 | Queen's Indian Defense: Kasparov-Petrosian Variation, Marco Defense | |
| May 10, 2024 | Matejka | 1–0 | Kulka | Senec | ? | |
| May 10, 2024 | Matejka | 1–0 | Kovacik | Senec | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| May 10, 2024 | Matejka | 0–1 | Pisarcik | Senec | Ruy Lopez: Schliemann Defense | |
| May 10, 2024 | Kello | ½–½ | Matejka | Senec | Four Knights Game: Italian Variation | |
| May 10, 2024 | Mazak | 0–1 | Matejka | Senec | Bird Opening: Dutch Variation | |
| May 10, 2024 | Viglas | 0–1 | Matejka | Senec | Four Knights Game: Italian Variation | |
| May 10, 2024 | Prochazka | ½–½ | Matejka | Senec | Ruy Lopez: Schliemann Defense | |
| Jan 14, 2024 | Matejka | ½–½ | Vimmer | 2. liga A 2023/24 | Queen's Pawn Game: Accelerated London System | |
| Nov 26, 2024 | Matejka | 0–1 | Le | Round 11: Matejka, Simon - Le, Anh Tu | Sicilian Defense: Delayed Alapin Variation, with d6 | |
| Nov 25, 2024 | Filindash | ½–½ | Matejka | Round 10: Filindash, Nikita - Matejka, Simon | Nimzo-Indian Defense: Normal Variation, Bernstein Defense | |
| Nov 24, 2024 | Matejka | ½–½ | Ritzerveld | Round 9: Matejka, Simon - Ritzerveld, Noah | Four Knights Game: Scotch Variation Accepted | |
| Nov 23, 2024 | Mai | ½–½ | Matejka | Round 8: Mai, Duc Kien - Matejka, Simon | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Nov 22, 2024 | Matejka | 1–0 | Zhang | Round 7: Matejka, Simon - Zhang, Sean | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Nov 20, 2024 | Guo | 1–0 | Matejka | Round 6: Guo, Ethan - Matejka, Simon | French Defense: Tarrasch Variation, Open System | |
| Nov 19, 2024 | Luger | 1–0 | Matejka | Round 5: Luger, Sam - Matejka, Simon | Benoni Defense: Fianchetto Variation | |
| Nov 18, 2024 | Matejka | 1–0 | Belin | Round 4: Matejka, Simon - Belin, Anton | English Opening: Symmetrical Variation, Anti-Benoni Variation, Spielmann Defense | |
| Nov 17, 2024 | Matejka | 0–1 | Petroff | Round 3: Matejka, Simon - Petroff, Vlad | Caro-Kann Defense: Accelerated Panov Attack, Modern Variation | |
| Nov 16, 2024 | Ivancic | 0–1 | Matejka | Round 2: Ivancic, Ivan - Matejka, Simon | Sicilian Defense: Closed | |
| Nov 15, 2024 | Matejka | 1–0 | Jibril Gachugu | Round 1: Matejka, Simon - Jibril Gachugu | King's Pawn Game: Busch-Gass Gambit | |
| Sep 22, 2024 | Matejka | 1–0 | Jursa | exe:Slovakia Open | Caro-Kann Defense: Classical Variation, Lobron System | |
| Sep 21, 2024 | Gonda | 0–1 | Matejka | exe:Slovakia Open | Nimzo-Indian Defense: Sämisch Variation | |
| Sep 18, 2024 | Kulpa | 1–0 | Matejka | exe:Slovakia Open | Catalan Opening: Closed | |
| Sep 17, 2024 | Matejka | 0–1 | Domin | exe:Slovakia Open 24 | English Opening: Symmetrical Variation | |
| Sep 16, 2024 | Kudela | 0–1 | Matejka | exe:Slovakia Open | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Sep 15, 2024 | Matejka | ½–½ | Liptak | exe:Slovakia Open 24 | Sicilian Defense: Moscow Variation | |
| Sep 14, 2024 | Garsky | ½–½ | Matejka | exe:Slovakia Open 24 | French Defense: Tarrasch Variation, Open System | |
| Jun 18, 2024 | Matejka | ½–½ | Turis | MSR amaterov | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | |
| Jun 18, 2024 | Ballo | ½–½ | Matejka | MSR amaterov | Queen's Pawn Game: London System | |
| Jun 17, 2024 | Matejka | ½–½ | Mrkvik | MSR amaterov | Queen's Pawn Game: Colle System | |
| Jun 17, 2024 | Trgina | ½–½ | Matejka | MSR amaterov | Sicilian Defense: Accelerated Dragon, Maróczy Bind, Gurgenidze Variation | |
| Jun 16, 2024 | Matejka | 0–1 | Kratochvil | MSR amaterov | Indian Defense: Pseudo-Benko | |
| Jun 16, 2024 | Machaj | 0–1 | Matejka | MSR amaterov | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Jun 15, 2024 | Matejka | ½–½ | Zvarik | MSR amaterov | Dutch Defense: Hopton Attack | |
| Jun 15, 2024 | Veres | 0–1 | Matejka | MSR amaterov | Sicilian Defense: Classical Variation | |
| Nov 12, 2023 | Melih | ½–½ | Matejka | 2. liga A 2023/24 | French Defense: Steinitz Variation | |
| Nov 11, 2023 | Matejka | ½–½ | Kosticky | 2. liga A 2023/24 | Sicilian Defense: Old Sicilian | |
| Oct 29, 2023 | Salgovic | 1–0 | Matejka | Dorastenecka liga | Caro-Kann Defense: Exchange Variation | |
| Oct 28, 2023 | Matejka | ½–½ | Smetana | MSR DL | Sicilian Defense: Delayed Alapin Variation, with d6 | |
| Oct 28, 2023 | Rakovsky | 1–0 | Matejka | MSR DL | Sicilian Defense: French Variation | |
| Oct 27, 2023 | Matejka | 1–0 | Kozub | Dorastenecka liga | English Opening: Agincourt Defense | |
| Oct 27, 2023 | Turis | 0–1 | Matejka | Dorastenecka liga | Indian Defense: Anti-Nimzo-Indian | |
| Oct 26, 2023 | Matejka | 0–1 | Brnusak | Dorastenecka liga | English Opening: Anglo-Indian Defense, Queen's Knight Variation | |
| Oct 8, 2023 | Matejka | ½–½ | Duraj | 2. liga A 2023/24 | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Oct 7, 2023 | Horvath | 1–0 | Matejka | 2. liga A 2023/24 | Scotch Game: Mieses Variation | |
| Jul 19, 2023 | Wallinger | ½–½ | Matejka | Piestany B | Sicilian Defense: Dragon Variation | |
| Jul 18, 2023 | Matejka | ½–½ | Sahidi | Piestany B | Italian Game: Giuoco Piano | |
| Jul 17, 2023 | Kudela | ½–½ | Matejka | Piestany B | Caro-Kann Defense: Exchange Variation | |
| Jul 16, 2023 | Matejka | ½–½ | Janouskova | Piestany B | Sicilian Defense: Open | |
| Jul 15, 2023 | Dobrodenka | 0–1 | Matejka | Piestany B | Sicilian Defense: O'Kelly Variation, Yerevan System | |
| Jul 14, 2023 | Matejka | 0–1 | Dokaniev | Piestany B | Caro-Kann Defense: Karpov Variation | |
| Jul 13, 2023 | Gradisek | ½–½ | Matejka | Piestany B | Vienna Game: Vienna Gambit, Bardeleben Variation | |
| Jul 12, 2023 | Matejka | 0–1 | Farkas | Piestany B | Queen's Pawn Game: London System | |
| Jul 11, 2023 | Otahal | 0–1 | Matejka | Piestany B | Sicilian Defense: Dragon Variation | |
| Jul 9, 2023 | Sosovickova | 1–0 | Matejka | Slovak Championship | Open | Caro-Kann Defense: Tartakower Variation | |
| Jul 5, 2023 | Nadzamova | 1–0 | Matejka | Slovak Championship | Open | Sicilian Defense: Old Sicilian | |
| Jul 1, 2023 | Demeter | 1–0 | Matejka | Slovak Championship | Open | English Opening: Agincourt Defense | |
| Sep 30, 2022 | Rosol | 1–0 | Matejka | Slovakia Open | Three Knights Opening | |
| May 28, 2022 | Toth | 0–1 | Matejka | CH10 | Italian Game: Classical Variation | |
| May 27, 2022 | Matejka | ½–½ | Buday | CH10 | Bird Opening | |
| May 26, 2022 | Matejka | * | Dlugos | CH10 | English Opening: King's English Variation, Two Knights Variation | |
| May 25, 2022 | Muller | 0–1 | Matejka | CH10 | English Opening: Anglo-Scandinavian Defense, Schulz Gambit | |
| May 24, 2022 | Matejka | ½–½ | Pisarcik | CH10 | Italian Game: Giuoco Piano | |
| May 23, 2022 | Matejka | 1–0 | Sotnik | CH10 | Slav Defense: Modern Line | |
| May 23, 2022 | Janovicek | 0–1 | Matejka | CH10 | Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | |
| May 22, 2022 | Matejka | 0–1 | Mazak | CH10 | Owen Defense | |
| May 21, 2022 | Ksenzigh | 0–1 | Matejka | CH10 | Sicilian Defense: Old Sicilian | |
| — | Matejka | 1–0 | Hujova | EUYCC 2025 - U14 | Dutch Defense: Hopton Attack | |
| — | Matejka | ½–½ | Pogorelskiy | EUYCC 2025 - U14 | Sicilian Defense: Kan Variation, Polugaevsky Variation | |
| — | Matejka | 1–0 | Mojzisova | EUYCC 2025 - U14 | Caro-Kann Defense: Accelerated Panov Attack | |
| — | Matejka | ½–½ | Komarek | EUYCC 2025 - U14 | Scandinavian Defense: Main Line | |
| — | Hychkevych | 1–0 | Matejka | Round 2: Hychkevych, Vitaliy - Matejka, Simon | Nimzo-Indian Defense: Normal Variation, Classical Defense | |
| — | Oikonomopoulos | 1–0 | Matejka | Round 6: Oikonomopoulos, Filippos - Matejka, Simon | King's Indian Attack: Wahls Defense | |
| — | Kostov | 0–1 | Matejka | EUYCC 2024 - U14 | English Opening | |
| — | Petroff | ½–½ | Matejka | EUYCC 2025 - U14 | Modern Defense: Pseudo-Austrian Attack | |
| — | Rzadkowska | 0–1 | Matejka | EUYCC 2025 - U14 | Dutch Defense | |
| — | Diachek | 1–0 | Matejka | EUYCC 2025 - U14 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| — | Belocky | ½–½ | Matejka | EUYCC 2025 - U14 | Rapport-Jobava System | |