| Dutch Open (GP) 2017, Qualification | 2023/10/11 12:40 | Yaro Van Delsen v Dennis Eversdijk | W | 2-0 |
| Croatia Int. Qual | 2023/09/28 10:20 | Felix Wright v Yaro Van Delsen | L | 2-1 |
| Belgian Int. Qual | 2023/09/13 11:15 | Adith Karthikeyan Priya v Yaro Van Delsen | L | 2-0 |
| Slovenia Future Series | 2023/09/08 14:20 | Yaro Van Delsen v Kian-Yu Oei | L | 1-2 |
| Slovenia Future Series | 2023/09/08 11:40 | Ivancic, Miha v Yaro Van Delsen | W | 0-2 |
| Slovenia Future Series Qual | 2023/09/07 14:00 | Baptiste Rolin v Yaro Van Delsen | W | 0-2 |
| Slovenia Future Series Qual | 2023/09/07 11:40 | Druzchenko, Ivan v Yaro Van Delsen | W | 0-2 |
| International de Bonn - Qualif. | 2023/05/31 18:05 | Ludvig Petre Olsson v Yaro Van Delsen | W | 1-2 |
| Dutch Open (GP) 2017, Qualification | 2023/10/11 12:20 | Senne Houthoofd v Veenstra, Niels | W | 1-2 |
| Belgian Int. Qual | 2022/09/14 10:10 | Lee, Kevin v Veenstra, Niels | L | 2-1 |
| Dutch Int. - Qualif. | 2022/04/13 17:00 | Veenstra, Niels v van Gysel, Leo | L | 0-2 |
| Dutch Int. - Qualif. | 2022/04/13 11:00 | Veenstra, Niels v Condratiuc, Nicolai | W | 2-0 |
| Open de Suisse - Doubles Femmes - Qualif. | 2018/09/12 08:00 | Veenstra, Niels v Leung, Toby | W | 2-0 |
| Dutch Open | 2016/10/12 11:55 | Anders Antonsen v Veenstra, Niels | L | 2-0 |
| Giraldilla Int. XD | 2016/09/14 09:19 | King, David v Veenstra, Niels | L | 2-0 |