| Apr 11, 2026 | Hieke | 1–0 | Sala | Round 8: Hieke, Jonas - Sala, Oezkan | Caro-Kann Defense: Advance Variation, Short Variation | |
| Apr 10, 2026 | Lieb | ½–½ | Hieke | Round 7: Lieb, Max - Hieke, Jonas | Queen's Gambit Declined | |
| Apr 9, 2026 | Hieke | 1–0 | Preuss | Round 6: Hieke, Jonas - Preuss, Richard | Sicilian Defense: Closed | |
| Apr 9, 2026 | Voss | 1–0 | Hieke | Round 5: Voss, Alexander - Hieke, Jonas | Italian Game: Two Knights Defense, Polerio Defense, Suhle Defense | |
| Apr 8, 2026 | Hieke | 1–0 | Junge | Round 4: Hieke, Jonas - Junge, Julia Marie | Modern Defense: Two Knights Variation | |
| Apr 7, 2026 | Heizmann | ½–½ | Hieke | Round 3: Heizmann, Anton - Hieke, Jonas | Van't Kruijs Opening | |
| Apr 7, 2026 | Hieke | 0–1 | Lorenzen | Round 2: Hieke, Jonas - Lorenzen, Peer | Sicilian Defense: Closed | |
| Apr 6, 2026 | Rosin | 0–1 | Hieke | Round 1: Rosin, Ida - Hieke, Jonas | Italian Game: Scotch Gambit, Anderssen Attack | |
| Oct 5, 2025 | Loayza | 0–1 | Hieke | Round 5: Loayza, Ignacio - Hieke, Jonas | Benoni Defense | |
| Oct 4, 2025 | Hieke | 0–1 | Parvanyan | Round 4: Hieke, Jonas - Parvanyan, Alfred | Czech Defense | |
| Oct 4, 2025 | Hieke | 1–0 | Frahm | Round 3: Hieke, Jonas - Frahm, Ben Jonas | Four Knights Game: Scotch Variation Accepted | |
| Oct 3, 2025 | Klatt | 1–0 | Hieke | Round 2: Klatt, Jan - Hieke, Jonas | Hungarian Opening: Symmetrical Variation | |
| Oct 3, 2025 | Hieke | 1–0 | Lievenbruck | Round 1: Hieke, Jonas - Lievenbruck, Matthias | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jul 19, 2025 | Petzold | ½–½ | Hieke | Round 5: Petzold, Johannes Julius - Hieke, Jonas | Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | |
| Jul 18, 2025 | Hieke | ½–½ | Ozates | Round 4: Hieke, Jonas - Ozates, Mert | French Defense: Advance Variation, Lputian Variation | |
| Jun 1, 2025 | Schliesche | 0–1 | Hieke | Round 7: Schliesche, Sam - Hieke, Jonas | King's Gambit Accepted: Bishop's Gambit, Bogoljubow Defense | |
| May 31, 2025 | Hieke | 0–1 | Al Amin | Round 6: Hieke, Jonas - Al Amin, Sami | Sicilian Defense: Closed | |
| May 31, 2025 | Moysich | 1–0 | Hieke | Round 5: Moysich, Dirk - Hieke, Jonas | English Opening: Symmetrical Variation, Ultra-Symmetrical Variation | |
| May 30, 2025 | Hieke | 1–0 | Lebiedz | Round 4: Hieke, Jonas - Lebiedz, Oliver | Sicilian Defense: Closed | |
| May 30, 2025 | Langer | 0–1 | Hieke | Round 3: Langer, Till-Bastian - Hieke, Jonas | Italian Game: Classical Variation, Giuoco Pianissimo | |
| May 29, 2025 | Hieke | 0–1 | Keyser | Round 2: Hieke, Jonas - Keyser, Robin | French Defense: Advance Variation, Euwe Variation | |
| May 29, 2025 | Viere | 0–1 | Hieke | Round 1: Viere, Tim - Hieke, Jonas | Four Knights Game: Spanish Variation, Classical Variation | |
| Apr 19, 2025 | Li | 0–1 | Hieke | Runde 9: Li, Luxuan - Hieke, Jonas | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Apr 18, 2025 | Marmuta | 1–0 | Hieke | Runde 8: Marmuta, Anton - Hieke, Jonas | Ruy Lopez: Berlin Defense | |
| Apr 17, 2025 | Hieke | ½–½ | Nrecaj | Runde 7: Hieke, Jonas - Nrecaj, Albert | Scandinavian Defense: Panov Transfer | |
| Apr 16, 2025 | Pritzlaff | 1–0 | Hieke | Runde 9: Pritzlaff, Tim - Hieke, Jonas | Rapport-Jobava System | |
| Apr 16, 2025 | Hieke | 1–0 | Leib | Runde 8: Hieke, Jonas - Leib, Britta | Queen's Gambit Declined: Exchange Variation | |
| Apr 16, 2025 | Tran | ½–½ | Hieke | Runde 7: Tran, Minh Dat - Hieke, Jonas | English Opening: Symmetrical Variation, Ultra-Symmetrical Variation | |
| Apr 16, 2025 | Hieke | 1–0 | Schmidt | Runde 6: Hieke, Jonas - Schmidt, Daniel | King's Indian Attack | |
| Apr 16, 2025 | Steinfeldt | 0–1 | Hieke | Runde 5: Steinfeldt, Benno - Hieke, Jonas | Sicilian Defense: Old Sicilian | |
| Apr 16, 2025 | Hieke | 0–1 | Gehle | Runde 4: Hieke, Jonas - Gehle, Joshua | Bongcloud Attack | |
| Apr 16, 2025 | Hellenbroich | 0–1 | Hieke | Runde 3: Hellenbroich, Alfred - Hieke, Jonas | Sicilian Defense: Old Sicilian | |
| Apr 16, 2025 | Hieke | 0–1 | Sasse | Runde 2: Hieke, Jonas - Sasse, Conan | Sicilian Defense: Closed | |
| Apr 16, 2025 | Sadeghpour | ½–½ | Hieke | Runde 6: Sadeghpour, Alireza - Hieke, Jonas | Queen's Gambit Declined: Janowski Variation | |
| Apr 16, 2025 | Hieke | 0–1 | Rose | Runde 5: Hieke, Jonas - Rose, Simeon | Four Knights Game: Scotch Variation Accepted | |
| Apr 15, 2025 | Hieke | 1–0 | Golke | Runde 4: Hieke, Jonas - Golke, Philipp | Sicilian Defense: Closed | |
| Apr 14, 2025 | Toumi | 0–1 | Hieke | Runde 7: Toumi, Faruk - Hieke, Jonas | Owen Defense | |
| Apr 14, 2025 | Paepke | 0–1 | Hieke | Runde 6: Paepke, Aaron - Hieke, Jonas | English Opening: Anglo-Indian Defense, Queen's Indian Formation | |
| Apr 14, 2025 | Hieke | 1–0 | Betz | Runde 5: Hieke, Jonas - Betz, Niclas | Queen's Gambit Declined: Modern Variation, Normal Line | |
| Apr 14, 2025 | Hieke | 1–0 | Striebeck | Runde 4: Hieke, Jonas - Striebeck, Liv | King's Indian Attack | |
| Apr 14, 2025 | Adrian Schallert | ½–½ | Hieke | Runde 3: Adrian Schallert - Hieke, Jonas | Queen's Gambit Declined | |
| Apr 14, 2025 | Rose | ½–½ | Hieke | Runde 2: Rose, Simeon - Hieke, Jonas | Owen Defense | |
| Apr 14, 2025 | Hieke | 1–0 | Pfeiffer | Runde 2: Hieke, Jonas - Pfeiffer, Juri | Scandinavian Defense: Lasker Variation | |
| Apr 13, 2025 | Petridis | 0–1 | Hieke | Runde 1: Petridis, Ilias - Hieke, Jonas | Scotch Game: Classical Variation | |
| Apr 12, 2025 | Petrow | 1–0 | Hieke | Runde 3: Petrow, Andre - Hieke, Jonas | Italian Game: Classical Variation, Giuoco Pianissimo, with d6 | |
| May 12, 2024 | Hieke | ½–½ | Yarina | 3. Itzehoer Schach Open | French Defense: Exchange Variation | |
| May 11, 2024 | Escher | 0–1 | Hieke | 3. Itzehoer Schach Open | Italian Game: Classical Variation, Giuoco Pianissimo, Albin Variation | |
| May 11, 2024 | Hieke | 0–1 | Goettsche | 3. Itzehoer Schach Open | Sicilian Defense: Dragon Variation, Classical Variation, Grigoriev Variation | |
| May 10, 2024 | Paepke | 0–1 | Hieke | 3. Itzehoer Schach Open | English Opening: King's English Variation | |
| May 10, 2024 | Hieke | ½–½ | Axt | 3. Itzehoer Schach Open | Italian Game: Giuoco Piano | |
| May 9, 2024 | Bredereck | 0–1 | Hieke | 3. Itzehoer Schach Open | Italian Game: Giuoco Pianissimo, Normal | |
| May 9, 2024 | Hieke | 0–1 | Carlstedt | 3. Itzehoer Schach Open | Pirc Defense | |