28 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Van Happen, Niels | Krenning, Jasper | 0-1 | A04 | Ronde 4: Van Happen, Niels - Krenning, Jasper | 2026-05-09 |
| Niels Van Happen | Oscar Zecha | 0-1 | A07 | Round 1: Niels Van Happen - Oscar Zecha | 2026-05-08 |
| Van Happen, Niels | Van den Doel, Erik | 0-1 | A05 | Round 1: Van Happen, Niels - Van den Doel, Erik | 2026-05-02 |
| Van Happen, Niels | Vogel, Jaap | 0-1 | C02 | Round 3: Van Happen, Niels - Vogel, Jaap | 2026-05-02 |
| Van Happen, Niels | Klein, Ron | 0-1 | D17 | Round 5: Van Happen, Niels - Klein, Ron | 2026-05-02 |
| Van Happen, Niels | Wuijts, Johan | 0-1 | A04 | Round 6: Van Happen, Niels - Wuijts, Johan | 2025-05-18 |
| Van Happen, Niels | Lenting, Roan | 1/2-1/2 | B40 | Round 2: Van Happen, Niels - Lenting, Roan | 2025-05-17 |
| Van Happen, Niels | Pathak, Raghav | 0-1 | B01 | Round 4: Van Happen, Niels - Pathak, Raghav | 2025-05-17 |
| Van Happen, Niels | Smeenk, Merijn | 0-1 | B32 | Round 2: Van Happen, Niels - Smeenk, Merijn | 2024-06-16 |
| Van Happen, Niels | Teianu, Maxim | 1/2-1/2 | C02 | Round 4: Van Happen, Niels - Teianu, Maxim | 2024-06-15 |
| Van Happen, Niels | Van Straten, Jeroen | 0-1 | B06 | Round 6: Van Happen, Niels - Van Straten, Jeroen | 2024-06-15 |
| Van Happen, Niels | Aders, Maarten | 1-0 | C54 | Round 8: Van Happen, Niels - Aders, Maarten | 2024-06-15 |
| Van Happen, Niels | Wuijts, Johan | 0-1 | C02 | WLC Tournament 2024 A | 2024-06-01 |
| Van Happen, Niels | Koster, Chiel | 0-1 | B33 | WLC Tournament 2024 A | 2024-05-31 |
| Van Happen, Niels | Muskens, Mink | 0-1 | B90 | Round 2: Van Happen, Niels - Muskens, Mink | 2024-03-30 |