Round: 25
| ITF Tunisia F5 | 2015/04/02 14:05 | Jonathan Kanar v Yannick Mertens | 2-6,5-7 |
| ITF Italy F13 | 2017/05/15 15:00 | Gonzalo Escobar v Jonathan Kanar | 6-0,6-1 |
| ITF Tunisia F18 | 2017/05/12 09:00 | Michael Linzer v Jonathan Kanar | 5-7,6-2,6-4 |
| ITF Tunisia F18 | 2017/05/11 09:00 | Dante Gennaro v Jonathan Kanar | 6-7,3-6 |
| ITF Tunisia F16 | 2017/04/26 12:55 | Pedro Martinez v Jonathan Kanar | 6-2,6-0 |
| ITF France F8 | 2017/04/18 12:00 | Jonathan Kanar v Jonny O'Mara | 7-5,3-6,4-6 |
| ITF Tunisia F14 | 2017/04/14 12:00 | Jonathan Kanar v Christopher Heyman | 3-6,3-6 |
| ITF Tunisia F14 | 2017/04/13 08:30 | Ljubomir Celebic v Jonathan Kanar | 6-7,6-2,5-7 |
| ITF Tunisia F14 | 2017/04/11 09:50 | Jonathan Kanar v Elliot Benchetrit | 6-4,6-3 |
| Challenger Mestre | 2017/05/23 08:00 | Axel Michon v Yannick Mertens | 6-4,6-7,7-5 |
| ITF Romania F1 | 2017/05/20 08:00 | Yannick Mertens v Sam Riffice | 6-3,5-7,4-6 |
| ITF Romania F1 | 2017/05/19 07:00 | Yannick Mertens v Gianni Ross | 2-6,6-3,6-4 |
| ITF Romania F1 | 2017/05/18 11:25 | Yannick Mertens v Calin Manda | 6-3,6-3 |
| ITF Romania F1 | 2017/05/16 09:10 | Yannick Mertens v Cristian Florentin Voinea | 6-3,6-4 |
| ITF Italy F12 | 2017/05/10 07:30 | Yannick Mertens v Lukas Ollert | 6-3,4-6,2-6 |
| ATP Munich Qual | 2017/04/30 09:00 | Yannick Mertens v Guido Pella | 3-6,4-6 |
| ATP Munich Qual | 2017/04/29 10:00 | Alexander Bublik v Yannick Mertens | 1-6,3-6 |