Stadium: Court 1 Round: 25 Ground: Hardcourt indoor
| ITF M15 Sharm El Sheikh | 2019/11/14 08:00 | Vladyslav Manafov v Kai Lemstra | 6-1,6-2 |
| ITF M15 Sharm El Sheikh | 2019/11/13 08:00 | Tsung-Hao Huang v Kai Lemstra | 6-7,2-6 |
| 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 Uberlingen | 2019/08/21 09:55 | Peter Heller v Kai Lemstra | 5-7,6-2,6-2 |
| ITF M15 Heraklion | 2019/12/01 09:00 | Andrej Glvac v Alexandros Skorilas | 3-6,0-6 |
| ITF M15 Heraklion | 2019/11/27 14:30 | Andrej Glvac v Artem Smirnov | 3-6,1-6 |
| Challenger Bratislava | 2019/11/04 16:00 | Filip Horansky v Andrej Glvac | 6-4,6-3 |
| ITF M15 Opava | 2019/10/30 15:50 | Karol Drzewiecki v Andrej Glvac | 7-5,6-2 |
| ITF M15 Liberec | 2019/10/23 11:05 | Andrej Glvac v Robin Stanek | 2-6,3-6 |
| ITF M15 Olomouc | 2019/10/16 09:25 | Andrej Glvac v Niels Lootsma | 4-6,4-6 |
| ITF M15 Forbach | 2019/09/24 11:20 | Stefan Seifert v Andrej Glvac | 6-0,6-2 |
| ITF M15 Pajulahti | 2019/09/17 12:00 | Savriyan Danilov v Andrej Glvac | 6-3,6-3 |