Stadium: Court 7 Round: 25 Ground: Clay
| ITF M15 Tabarka | 2019/09/30 08:30 | Nikolas Lahky v Miguel Fernando Pereira | 2-6,6-4,10-2 |
| ITF M15 Tabarka | 2019/09/29 11:00 | Gregorio Lulli v Nikolas Lahky | 7-5,1-6,5-10 |
| ITF - Ricany M25 | 2019/09/22 08:00 | Nikolas Lahky v Noah Thurner | 3-6,6-3,8-10 |
| ITF M15 Szekesfehervar | 2019/09/02 08:00 | Juan Pablo Paz v Nikolas Lahky | 6-2,6-2 |
| ITF M15 Szekesfehervar | 2019/09/01 13:00 | Nikolas Lahky v Marcell Bartakovics | 2-6,6-4,10-5 |
| ITF - Bratysława M15 | 2019/08/25 08:00 | Nikolas Lahky v Lukas Palovic | 2-6,6-7 |
| ITF M25 Bydgoszcz | 2019/08/12 08:00 | Nikolas Lahky v Piotr Galus | 3-6,6-3,8-10 |
| ITF M15 Piestany | 2019/05/07 09:00 | Martin Fekiac v Nikolas Lahky | 6-3,7-6 |
| ITF M15 Tabarka | 2019/09/26 11:05 | Mohamed Aziz Dougaz v Marc Dijkhuizen | 6-4,6-1 |
| ITF M15 Tabarka | 2019/09/25 08:30 | Aziz Ouakaa v Marc Dijkhuizen | 2-6,7-6,5-7 |
| ITF M15 Tabarka | 2019/09/17 11:15 | Marc Dijkhuizen v Mateus Alves | 2-6,7-6,2-6 |
| ITF - Haren M15 | 2019/08/26 11:30 | Marc Dijkhuizen v Luis Humberto Lopez | 6-4,6-0 |
| ITF - Oldenzaal M15 | 2019/08/13 17:00 | Justin Eleveld v Marc Dijkhuizen | 6-2,6-3 |
| ITF M15 Agadir | 2019/08/01 09:00 | Jordan Correia v Marc Dijkhuizen | 4-6,6-1,7-5 |
| ITF M15 Agadir | 2019/07/31 09:00 | Ismael C R Mzai v Marc Dijkhuizen | 3-6,6-3,3-6 |
| ITF - Casablanca M15 | 2019/07/25 11:05 | Marc Dijkhuizen v Fermin Tenti | 6-3,1-6,3-6 |