Stadium: Court 4 Round: 26
| ITF Austria F5 | 2017/08/02 08:00 | Lukas Ollert v Matthias Haim | 4-6,6-7 |
| 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 Switzerland F2 Qual | 2017/02/11 12:30 | Julian Ocleppo v Jakub Paul | 6-4,6-1 |
| ITF Switzerland F1 Qual | 2017/02/04 13:30 | Jakub Paul v Michele Longo | 5-7,6-7 |
| ITF Switzerland F1 Qual | 2016/02/06 12:30 | Simeon Rossier v Jakub Paul | 6-4,6-3 |