Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| Challenger Cortina | 2017/07/25 11:10 | Goncalo Oliveira v Andrea Arnaboldi | 3-6,1-6 |
| Challenger Poznan | 2017/07/22 12:00 | Goncalo Oliveira v Alexey Vatutin | 6-2,5-7,2-6 |
| Challenger Poznan | 2017/07/21 11:15 | Jonathan Eysseric v Goncalo Oliveira | 6-7,4-6 |
| Challenger Poznan | 2017/07/20 14:00 | Goncalo Oliveira v Jerzy Janowicz | 5-7,6-2,6-4 |
| Challenger Poznan | 2017/07/18 09:00 | Goncalo Oliveira v Petr Michnev | 6-2,6-4 |
| Challenger Braunschweig | 2017/07/10 15:35 | Nicola Kuhn v Goncalo Oliveira | 6-4,6-2 |
| Challenger Braunschweig Qual | 2017/07/09 13:00 | Goncalo Oliveira v Dino Marcan | 6-3,7-6 |
| ITF Netherlands F2 | 2017/07/01 13:00 | Boy Westerhof v Goncalo Oliveira | 6-4,3-6,7-6 |
| ATP Gstaad Qual | 2017/07/22 10:10 | Yannick Mertens v Gleb Sakharov | 4-6,5-7 |
| Challenger Scheveningen | 2017/07/18 11:40 | Botic Van De Zandschulp v Yannick Mertens | 4-6,6-3,6-2 |
| ITF France F15 | 2017/07/10 18:00 | Yannick Mertens v Edoardo Eremin | 5-7,2-6 |
| Challenger Recanati | 2017/07/05 15:30 | Yannick Mertens v Quentin Halys | 1-6,4-6 |
| Challenger Recanati | 2017/07/04 08:30 | Yannick Mertens v Dmitry Popko | 3-6,6-3,7-6 |
| ATP Antalya Qual | 2017/06/25 10:10 | Ramkumar Ramanathan v Yannick Mertens | 6-3,6-4 |
| ATP Antalya Qual | 2017/06/24 10:50 | Altug Celikbilek v Yannick Mertens | 2-6,4-6 |
| ITF Turkey F23 | 2017/06/13 07:00 | Antoine Hoang v Yannick Mertens | 6-4,6-3 |