Stadium: I Round: 28 Ground: Clay
| ITF Belgium F13 | 2016/09/09 16:00 | Marvin Netuschil v Jonas Merckx | 6-3,6-2 |
| ITF Belgium F7 | 2014/09/09 08:40 | Marvin Netuschil v Jonas Merckx | 7-5,6-3 |
| ITF Belgium F14 | 2014/09/03 13:10 | Jonas Merckx v Marvin Netuschil | 1-6,2-6 |
| Challenger Lisbon Qual | 2017/06/10 10:00 | Daniel Munoz-De La Nava v Marvin Netuschil | 6-3,6-0 |
| Challenger Rome Qual | 2017/05/08 09:00 | Marvin Netuschil v Yannick Maden | 3-6,4-6 |
| Challenger Rome Qual | 2017/05/07 09:00 | Daniel Masur v Marvin Netuschil | 6-1,5-7,3-6 |
| Challenger Rome Qual | 2017/05/06 09:00 | Marvin Netuschil v Gianmarco De Santis | 6-0,6-0 |
| Challenger Ostrava Qual | 2017/04/30 11:45 | Reda El Amrani v Marvin Netuschil | 6-7,6-2,6-3 |
| Challenger Ostrava Qual | 2017/04/29 09:30 | Gian Marco Moroni v Marvin Netuschil | 6-3,3-6,6-7 |
| ITF Turkey F13 | 2017/04/07 10:15 | Julien Cagnina v Marvin Netuschil | 6-1,6-3 |
| ITF Turkey F13 | 2017/04/06 07:30 | Juan Carlos Saez v Marvin Netuschil | 6-4,0-6,2-6 |
| ITF Belgium F3 | 2017/07/07 14:00 | Yannick Vandenbulcke v Jonas Merckx | 6-2,5-7,6-0 |
| ITF Belgium F3 | 2017/07/07 08:00 | Jolan Cailleau v Jonas Merckx | 6-7,6-2,2-6 |
| ITF Belgium F3 | 2017/07/04 08:00 | Jonas Merckx v Antoine Hoang | 6-4,6-7,6-2 |
| ITF Belgium F2 | 2017/06/29 14:00 | Jonas Merckx v Axel Michon | 4-6,6-7 |
| ITF Belgium F2 | 2017/06/28 11:00 | Mubarak Shannan Zayid v Jonas Merckx | 1-6,0-6 |
| ITF Belgium F2 | 2017/06/27 09:30 | Mubarak Shannan Zayid v Jonas Merckx | 1-6,0-5 |
| ITF Tunisia F22 | 2017/06/06 10:00 | Maxime Tabatruong v Jonas Merckx | 6-4,7-6 |
| ITF Tunisia F21 | 2017/06/01 11:30 | Jonas Merckx v Elliot Benchetrit | 4-6,1-6 |