Round: 25 Ground: Clay
| 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 |
| ITF USA F13 | 2017/04/14 22:25 | Yannick Mertens v Eric Quigley | 6-2,3-6,4-6 |
| ITF USA F13 | 2017/04/13 17:00 | Yannick Mertens v Yibing Wu | 6-3,6-1 |
| ITF USA F12 | 2017/04/05 19:00 | Jan Choinski v Yannick Mertens | 4-6,6-4,6-1 |
| ITF Portugal F4 | 2017/04/01 09:30 | Yannick Mertens v Hubert Hurkacz | 6-7,4-6 |
| ITF Portugal F4 | 2017/03/31 11:20 | Yannick Mertens v Fred Gil | 6-3,6-2 |
| ITF Romania F4 | 2017/05/15 07:30 | Mirko Cutuli v Cristian Florentin Voinea | 6-2,7-6 |
| ITF Romania F4 | 2017/05/14 09:00 | Sorin Andrei Iordache v Cristian Florentin Voinea | 6-7,3-6 |
| ITF Romania F4 | 2017/05/13 10:00 | Ioan Luca Vidan v Cristian Florentin Voinea | 4-6,3-6 |
| ITF Turkey F12 | 2017/03/27 07:00 | Volodymyr Uzhylovskyi v Cristian Florentin Voinea | 6-3,7-6 |
| ITF Turkey F12 | 2017/03/26 07:00 | Louroi Martinez v Cristian Florentin Voinea | 2-6,2-6 |
| ITF Tunisia F28 | 2016/10/16 08:30 | Carlos Taberner v Cristian Florentin Voinea | 6-1,3-6,6-0 |
| ITF Tunisia F28 | 2016/10/15 08:30 | Cristian Florentin Voinea v Youssef Amara | 6-2,6-3 |
| ITF Tunisia F27 | 2016/10/12 08:30 | Cristian Florentin Voinea v Mohamed Hassan | 6-4,6-4 |