| Scottish Open Qual | 2023/10/05 13:45 | Senne Houthoofd v Alvaro Vazquez | L | 0-2 |
| Scottish Open Qual | 2023/10/05 13:15 | Senne Houthoofd v Harper Leigh | W | 2-0 |
| Scottish Open Qual | 2023/10/05 09:20 | Senne Houthoofd v Thomas Joseph Stanford | W | 2-0 |
| Belgian Int. Qual | 2023/09/13 10:20 | Yanis Gaudin v Senne Houthoofd | L | 2-0 |
| Irish Open Qual | 2022/11/16 13:05 | Senne Houthoofd v Joakim Oldorff | L | 0-2 |
| Irish Open Qual | 2022/11/16 10:00 | Senne Houthoofd v Joseph Waugh | W | 2-0 |
| Hungarian Int. Qual | 2022/11/02 17:55 | Louis Ducrot v Senne Houthoofd | L | 2-0 |
| Hungarian Int. Qual | 2022/11/02 10:20 | Senne Houthoofd v Filip Spoljarec | W | 2-1 |
| 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 |