| May 3, 2024 | Roorda | 0–1 | Zecha | Round 9: Roorda, Cas - Zecha, Oscar | Italian Game: Classical Variation, Giuoco Pianissimo | |
| May 2, 2024 | Chua | 1–0 | Roorda | Round 8: Chua, Ethan - Roorda, Cas | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| May 1, 2024 | Roorda | 1–0 | Ambrona Navarro | Round 7: Roorda, Cas - Ambrona Navarro, Himar | Sicilian Defense: Dragon Variation | |
| May 1, 2024 | Guillaumond | 0–1 | Roorda | Round 6: Guillaumond, Matthieu - Roorda, Cas | French Defense: Winawer Variation, Advance Variation | |
| Apr 30, 2024 | Roorda | ½–½ | De Wit | Round 5: Roorda, Cas - De Wit, Evan | Sicilian Defense: Lasker-Pelikan Variation | |
| Apr 29, 2024 | Roorda | 1–0 | Klein Tuente | Round 4: Roorda, Cas - Klein Tuente, Sam | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Apr 29, 2024 | Aravindhan | 1–0 | Roorda | Round 3: Aravindhan, Achyuth - Roorda, Cas | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Apr 28, 2024 | Roorda | 1–0 | Winter | Round 2: Roorda, Cas - Winter, Sven | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Apr 27, 2024 | De Jong | 1–0 | Roorda | Round 1: De Jong, Lode - Roorda, Cas | Slav Defense: Modern Line | |
| May 4, 2023 | Roorda | 1–0 | Verwer | NJSK 2023 Jeugd C | Sicilian Defense: Najdorf Variation | |
| May 4, 2023 | Rooijakkers | 0–1 | Roorda | NJSK 2023 Jeugd C | French Defense: Winawer Variation, Poisoned Pawn Variation, Main Line | |
| May 3, 2023 | Roorda | 0–1 | Ambrona Navarro | NJSK 2023 Jeugd C | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| May 2, 2023 | Roorda | 1–0 | De Wit | NJSK 2023 Jeugd C | Caro-Kann Defense: Advance Variation, Tal Variation | |
| May 2, 2023 | Thijssen | ½–½ | Roorda | NJSK 2023 Jeugd C | French Defense: Exchange Variation | |
| May 1, 2023 | Frederiks | 1–0 | Roorda | NJSK 2023 Jeugd C | Slav Defense: Geller Gambit | |
| Apr 30, 2023 | Roorda | 0–1 | Terlouw | NJSK 2023 Jeugd C | Sicilian Defense: Lasker-Pelikan Variation | |
