Stadium: Court 3 Round: 25 Ground: Clay
| ITF M15 Kamen | 2019/06/26 14:10 | Johan Nikles v Riccardo Maiga | 2-6,5-7 |
| ITF M25 Huelva | 2019/06/11 08:00 | Johan Nikles v Antonio Cayetano March | 4-6,5-7 |
| ITF M25 Huelva | 2019/06/10 08:00 | Johan Nikles v Noam Okala | 6-2,6-2 |
| ITF M25 Bacau | 2019/05/29 09:55 | Juan Pablo Varillas v Johan Nikles | 6-2,6-1 |
| ITF M15 Troisdorf | 2019/05/09 08:00 | Marvin Netuschil v Johan Nikles | 7-6,7-6 |
| ITF M15 Troisdorf | 2019/05/07 10:00 | Rinky Hijikata v Johan Nikles | 1-6,2-6 |
| ITF M25 Angers | 2019/04/26 15:50 | Maxime Hamou v Johan Nikles | 6-2,6-2 |
| ITF M25 Angers | 2019/04/25 09:00 | Johan Nikles v Arthur Reymond | 7-6,7-6 |
| ITF M25 Getxo | 2019/07/09 10:40 | Georg Winkler v Sheil Kotecha | 6-2,6-2 |
| ITF M25 Getxo | 2019/07/08 11:00 | Georg Winkler v Mikel L Hernaez | 6-3,6-1 |
| ITF M25 Vercelli | 2019/05/07 09:55 | Georg Winkler v Filippo Moroni | 5-7,4-6 |
| ITF M25 Vercelli | 2019/05/06 10:50 | Georg Winkler v Mattia Scotti | 6-3,6-4 |
| ITF M25 Santa Margherita | 2019/05/01 16:30 | Luca Tomasetto v Georg Winkler | 6-2,6-2 |
| ITF M25 Santa Margherita | 2019/04/23 12:00 | Sebastian Prechtel v Georg Winkler | 6-2,6-3 |
| ITF M25 Santa Margherita | 2019/04/22 12:00 | Giacomo Dambrosi v Georg Winkler | 3-6,1-6 |
| ITF M15 Antalya | 2019/04/02 07:00 | Georg Winkler v Damien Wenger | 3-6,2-6 |