Stadium: M.A.R.A. Court Round: 25 Ground: Hardcourt outdoor
| ITF M15 Troisdorf | 2019/05/06 14:00 | Veldheer, Mick v Kai Lemstra | 2-6,6-1,10-7 |
| ITF - M25 Santa Margherita | 2019/04/30 12:05 | Veldheer, Mick v Okala, Jules | 6-1,2-6,3-6 |
| ITF - M25 Santa Margherita | 2019/04/25 12:00 | Veldheer, Mick v Caruana, Liam | 3-6,7-6,2-6 |
| ITF - M25 Santa Margherita | 2019/04/23 16:55 | Veldheer, Mick v Slobodchikov, Ronald | 6-1,6-1 |
| ITF - M15 Kashiwa | 2019/04/01 00:00 | Tamaki Yamao v Veldheer, Mick | 6-1,6-4 |
| ITF - M15 Tsukuba | 2019/03/30 01:00 | Veldheer, Mick v Jumpei Yamasaki | 2-6,2-6 |
| ITF - M15 Tsukuba | 2019/03/28 05:30 | Makoto Ochi v Veldheer, Mick | 4-6,6-3,4-6 |
| ITF - M15 Tsukuba | 2019/03/27 02:35 | Ryuki Matsuda v Veldheer, Mick | 1-6,5-7 |
| Zhangjiagang, China | 2019/03/18 02:00 | Colin Sinclair v Fajing Sun | 4-6,2-6 |
| Challenger - Shenzhen | 2019/03/12 04:20 | Lopez Perez v Colin Sinclair | 6-2,6-4 |
| Challenger - Shenzhen | 2019/03/11 02:00 | Colin Sinclair v Zhou, Xinmu | 6-2,6-4 |
| ITF - M25 Mildura | 2019/03/06 23:00 | Rio Noguchi v Colin Sinclair | 6-7,6-2,6-3 |
| ITF - M25 Mildura | 2019/03/05 23:00 | Alexander Klintcharov v Colin Sinclair | 4-6,2-6 |
| Albury, Simples M-ITF-AUS-01A | 2019/02/27 02:15 | Colin Sinclair v Issei Okamura | 6-7,6-2,4-6 |
| Tucson, Singles M-ITF-USA-07A | 2019/02/14 21:30 | Colin Sinclair v Olivares, Jose | 3-6,6-7 |
| Tucson, Singles M-ITF-USA-07A | 2019/02/13 18:10 | Colin Sinclair v Gamble, Luke Jacob | 7-6,6-0 |