Stadium: Court 3 Round: 25 Ground: Clay
| ITF M15 Kaltenkirchen | 2019/06/12 10:30 | Markus Eriksson v Niklas Guttau | 6-3,6-1 |
| ITF M15 Kaltenkirchen | 2019/06/11 18:25 | Niklas Guttau v Rinky Hijikata | 6-3,6-1 |
| ITF M15 Antalya | 2019/05/25 07:45 | Niklas Guttau v Christopher Heyman | 5-7,2-6 |
| ITF M15 Antalya | 2019/05/23 09:05 | Niklas Guttau v Adrian Obert | 4-6,6-4,7-6 |
| ITF M15 Antalya | 2019/05/22 11:30 | Paul Woerner v Niklas Guttau | 1-6,2-6 |
| ITF M15 Antalya | 2019/04/25 10:40 | Christopher Heyman v Niklas Guttau | 7-6,7-5 |
| ITF M15 Antalya | 2019/04/24 10:10 | Gorazd Srbljak v Niklas Guttau | 1-6,5-7 |
| ITF M15 Antalya | 2019/04/23 07:00 | Niklas Guttau v Michalis Sakellaridis | 6-1,6-1 |
| ITF M15 Tabarka | 2019/06/21 09:00 | Nicolas Alberto Arreche v Alexander Weis | 3-6,6-0,6-7 |
| ITF M15 Tabarka | 2019/06/20 09:00 | Simone Roncalli v Alexander Weis | 7-5,2-6,3-6 |
| ITF M15 Tabarka | 2019/06/19 12:35 | Alexander Weis v Jakub Paul | 4-6,6-4,6-3 |
| ITF M15 Tabarka | 2019/06/17 13:00 | Alexander Weis v Rob Reynolds | 6-1,6-3 |
| ITF M15 Tabarka | 2019/06/17 09:00 | Alexander Weis v Egill Sigurdsson | 6-1,6-1 |
| ITF M15 Plovdiv | 2019/06/04 12:00 | Alexander Weis v Kenneth Raisma | 6-3,6-7,10-12 |
| ITF M15 Plovdiv | 2019/06/04 06:30 | Alexander Weis v Benjamin Niv | 6-4,6-4 |
| ITF M15 Reggio Emilia | 2019/05/31 13:25 | Alexander Weis v Kirill Kivattsev | 4-6,4-6 |