| May 31, 2025 | Smid | 0–1 | Ritzerveld | Round 4: Smid, Jelle - Ritzerveld, Noah | Sicilian Defense: Closed, Traditional | |
| May 31, 2025 | Goudriaan | 0–1 | Smid | Round 3: Goudriaan, Etienne - Smid, Jelle | Catalan Opening: Open Defense, Classical Line | |
| Jul 29, 2024 | Smid | ½–½ | Goudriaan | Round 6: Smid, Jelle - Goudriaan, Rafael | French Defense: Schlechter Variation | |
| Jul 27, 2024 | Smid | 0–1 | Shakhverdian | Round 5: Smid, Jelle - Shakhverdian, William | Ruy Lopez: Closed | |
| Jul 26, 2024 | Grooten | 1–0 | Smid | Round 4: Grooten, Herman - Smid, Jelle | Nimzo-Larsen Attack: Classical Variation | |
| Jul 25, 2024 | Vos | 0–1 | Smid | Round 3: Vos, Tjark - Smid, Jelle | Caro-Kann Defense: Goldman Variation | |
| Jul 24, 2024 | Smid | ½–½ | Bakija | Round 2: Smid, Jelle - Bakija, Alan | Philidor Defense: Lion Variation | |
| Jul 23, 2024 | Van Foreest | ½–½ | Smid | Round 1: Van Foreest, Machteld - Smid, Jelle | Caro-Kann Defense: Endgame Variation | |
| Jun 23, 2024 | Smid | ½–½ | Vidic | Round 6: Smid, Jelle - Vidic, Miha | Torre Attack: Fianchetto Defense | |
| Jun 23, 2024 | Smid | ½–½ | Vos | Round 5: Smid, Jelle - Vos, Tjark | Sicilian Defense: Richter-Rauzer Variation, Modern Variation | |
| May 12, 2024 | Smid | ½–½ | Roebers | Round 6: Smid, Jelle - Roebers, Eline | Philidor Defense: Lion Variation | |
| May 12, 2024 | Sekandar | 0–1 | Smid | Round 5: Sekandar, Kambiz - Smid, Jelle | Italian Game: Classical Variation, Giuoco Pianissimo, with a6 | |
| May 12, 2024 | Beerdsen | 1–0 | Smid | Round 2: Beerdsen, Thomas - Smid, Jelle | Italian Game: Scotch Gambit, Max Lange Attack | |
| May 3, 2024 | Moskalets | 1–0 | Smid | Round 7: Moskalets, Sofiia - Smid, Jelle | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| May 2, 2024 | Blom | 0–1 | Smid | Round 6: Blom, Rens - Smid, Jelle | Sicilian Defense: Kramnik Variation | |
| May 1, 2024 | Smid | ½–½ | Slagboom | Round 5: Smid, Jelle - Slagboom, Leandro | Four Knights Game: Scotch Variation Accepted | |
| Apr 30, 2024 | Smid | 1–0 | Labruyere | Round 4: Smid, Jelle - Labruyere, Roger | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Apr 29, 2024 | Snijders | ½–½ | Smid | Round 3: Snijders, Take - Smid, Jelle | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Apr 28, 2024 | Klugstedt | 0–1 | Smid | Round 2: Klugstedt, Vincent - Smid, Jelle | Dutch Defense: Classical Variation | |
| Apr 27, 2024 | Smid | ½–½ | Bakija | Round 1: Smid, Jelle - Bakija, Alan | Philidor Defense: Lion Variation | |
| Aug 1, 2024 | Smid | 0–1 | Hng | Round 9: Smid, Jelle - Hng, Mei-Xian Eunice | Pirc Defense: Byrne Variation | |
| Jul 31, 2024 | Odendahl | 1–0 | Smid | Round 8: Odendahl, Reiner - Smid, Jelle | Catalan Opening: Closed | |
| Jul 30, 2024 | Schroeder | 0–1 | Smid | Round 7: Schroeder, Lennart - Smid, Jelle | King's Indian Attack: Yugoslav Variation | |
| May 6, 2023 | Smid | 0–1 | Wierenga | NJSK 2023 Jeugd A | Queen's Gambit Declined: Janowski Variation | |
| May 5, 2023 | Van Rootselaar | 0–1 | Smid | NJSK 2023 Jeugd A | French Defense: Tarrasch Variation, Chistyakov Defense | |
| May 4, 2023 | Smid | ½–½ | Knol | NJSK 2023 Jeugd A | Sicilian Defense: Four Knights Variation | |
| May 3, 2023 | Achuthan | 1–0 | Smid | NJSK 2023 Jeugd A | Horwitz Defense | |
| May 2, 2023 | Boeren | ½–½ | Smid | NJSK 2023 Jeugd A | French Defense: Exchange Variation | |
| May 1, 2023 | Smid | 0–1 | De Winter | NJSK 2023 Jeugd A | Nimzo-Larsen Attack: Modern Variation | |
| Apr 30, 2023 | Groen | 0–1 | Smid | NJSK 2023 Jeugd A | French Defense: Steinitz Variation, Boleslavsky Variation | |
| — | Smid | 0–1 | Seul | HZ University of Applied Sciences Chess Tournament | Catalan Opening | |
| — | Smid | 0–1 | Syrov | HZ University of Applied Sciences Chess Tournament | Four Knights Game: Scotch Variation, Schmid Defense | |