Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF M15 - Sharm El Sheikh | 2019/11/06 08:00 | Tsung-Hao Huang v Kacper Zuk | 1-6,2-6 |
| ITF M15 - Sharm El Sheikh | 2019/10/30 10:15 | Tsung-Hao Huang v Daniel Michalski | 1-6,0-6 |
| ITF M15 Nanchang | 2019/10/04 05:00 | Chukang Wang v Tsung-Hao Huang | 6-2,6-4 |
| ITF M15 Nanchang | 2019/10/03 03:50 | N. Vijay Sundar Prashanth v Tsung-Hao Huang | 4-6,5-7 |
| ITF M15 Nanchang | 2019/10/02 02:00 | Weiqiang Zheng v Tsung-Hao Huang | 2-6,2-6 |
| ITF M15 Nanchang | 2019/09/26 02:00 | Chukang Wang v Tsung-Hao Huang | 6-3,2-6,6-3 |
| ITF M15 Nanchang | 2019/09/25 02:00 | Shohei Chikami v Tsung-Hao Huang | 6-4,1-6,1-6 |
| ITF M15 Nanchang | 2019/09/18 02:00 | Pol Wattanakul v Tsung-Hao Huang | 7-5,5-7,7-6 |
| ITF M15 - Sharm El Sheikh | 2019/11/05 08:00 | Kalman Boyd v Kai Lemstra | 7-5,6-4 |
| ITF M15 - Sharm El Sheikh | 2019/11/04 08:00 | Martin Dobry v Kai Lemstra | 3-6,3-6 |
| ITF M15 - Sharm El Sheikh | 2019/10/29 08:00 | Timur Kiyamov v Kai Lemstra | 6-3,7-6 |
| ITF M15 - Sharm El Sheikh | 2019/10/28 09:00 | Daniel Kossek v Kai Lemstra | 1-6,1-6 |
| ITF M15 Bad Salzdetfurth | 2019/10/08 09:00 | Kai Lemstra v Christopher Patzanovsky | 6-7,4-6 |
| ITF M15 - Ueberlingen | 2019/08/21 09:55 | Peter Heller v Kai Lemstra | 5-7,6-2,6-2 |
| ITF M15 - Trier | 2019/08/13 11:05 | Kai Lemstra v Jordi Walder | 4-6,2-6 |
| Challenger - Augsburg | 2019/08/05 12:25 | Facundo Mena v Kai Lemstra | 6-4,6-2 |