Round: 25 Ground: Clay
| ITF Austria F2 | 2017/07/12 10:30 | Lukas Ollert v Matteo Viola | 0-6,7-5,3-6 |
| ITF Austria F1 | 2017/07/03 11:00 | Andrea Pellegrino v Lukas Ollert | 6-2,6-1 |
| ITF Belgium F1 | 2017/06/23 08:00 | Lukas Ollert v Nicola Kuhn | 5-7,3-6 |
| ITF Belgium F1 | 2017/06/21 09:00 | Lukas Ollert v Jolan Cailleau | 2-6,6-4,6-0 |
| ITF Belgium F1 | 2017/06/20 12:25 | Lukas Ollert v Mats Rosenkranz | 6-2,6-3 |
| ITF Hungary F4 | 2017/06/12 11:10 | Lukas Ollert v Ulises Blanch | 3-6,0-6 |
| ITF Italy F12 | 2017/05/11 08:55 | Lukas Ollert v Boy Westerhof | 5-7,3-6 |
| ITF Italy F12 | 2017/05/10 07:30 | Yannick Mertens v Lukas Ollert | 6-3,4-6,2-6 |
| ITF Belgium F3 | 2017/07/04 08:00 | Sami Reinwein v Manuel Guinard | 1-6,6-4,5-7 |
| Challenger Blois Qual | 2017/06/17 12:25 | Sami Reinwein v Mikael Ymer | 3-6,5-7 |
| Challenger Lyon Qual | 2017/06/10 17:55 | Teymuraz Gabashvili v Sami Reinwein | 6-1,6-7,6-3 |
| ITF Spain F15 | 2017/05/26 09:00 | Sami Reinwein v David Guez | 4-6,1-6 |
| ITF Spain F15 | 2017/05/25 09:00 | Sami Reinwein v Igor Marcondes | 6-2,6-1 |
| ITF Spain F15 | 2017/05/24 09:00 | Sami Reinwein v Jaime Pulgar-Garcia | 6-4,6-2 |
| ITF USA F16 | 2017/05/04 13:30 | Felipe Mantilla v Sami Reinwein | 6-4,6-3 |
| ITF USA F16 | 2017/05/03 15:55 | Vasil Kirkov v Sami Reinwein | 6-7,1-6 |