Round: 44 Ground: Hardcourt outdoor
| ITF - M15 Sharm El Sheikh | 2019/11/17 08:00 | Lahky, Nikolas v Nicolo Toffanin | 6-3,6-0 |
| ITF - M15 Sharm El Sheikh | 2019/11/11 10:00 | Lahky, Nikolas v Yuichiro Inui | 6-7,4-6 |
| ITF - M15 Sharm El Sheikh | 2019/11/10 12:00 | Lahky, Nikolas v Cizelj-Zivkovic, Stefan | 6-1,6-4 |
| ITF M15 Opava | 2019/10/29 14:10 | Lahky, Nikolas v Lucas Catarina | 2-6,1-6 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/10/06 11:00 | Vinas, Ignacio v Lahky, Nikolas | 6-3,7-5 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/10/02 08:30 | Lahky, Nikolas v Dijkhuizen, Marc | 3-6,5-7 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/09/30 08:30 | Lahky, Nikolas v Pereira, Miguel Fernando | 2-6,6-4,10-2 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/09/29 11:00 | Lulli, Gregorio v Lahky, Nikolas | 7-5,1-6,5-10 |
| ITF - M15 Sharm El Sheikh | 2019/11/10 07:00 | Boerma, Pelle v de Maio, Mauro | 6-7,6-7 |
| Liberec, Simples M-ITF-CZE-08A | 2019/10/23 12:30 | Safranek, Vaclav v Boerma, Pelle | 6-1,6-3 |
| Liberec, Simples M-ITF-CZE-08A | 2019/10/22 08:00 | Nazaruk, Dominik v Boerma, Pelle | 4-6,4-6 |
| Liberec, Simples M-ITF-CZE-08A | 2019/10/21 10:00 | Stepan Pecak v Boerma, Pelle | 7-6,3-6,11-13 |
| Olomouc, Singles M-ITF-CZE-07A | 2019/10/15 08:00 | Petr Michnev v Boerma, Pelle | 6-2,7-6 |
| Olomouc, Singles M-ITF-CZE-07A | 2019/10/14 11:30 | Michl, Filip v Boerma, Pelle | 5-7,5-7 |
| ITF - M15 Antalya | 2019/09/23 11:00 | Mert Naci Turker v Boerma, Pelle | 6-0,6-2 |
| ITF - M15 Antalya | 2019/09/23 07:00 | Carlo Alberto Fossati v Boerma, Pelle | 2-6,6-3,7-10 |