Stadium: Court 3 Oberhaching Round: 44 Ground: Carpet indoor
| ITF Germany F10 | 2017/08/08 12:40 | Yannick Mertens v George Von Massow | 3-6,4-6 |
| Challenger Segovia | 2017/08/01 08:00 | Goncalo Oliveira v Yannick Mertens | 6-3,3-6,6-4 |
| 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 |
| ITF Germany F7 | 2017/07/11 10:45 | Matias Zukas v Mirko Martinez | 0-6,6-4,6-0 |
| ITF Germany F6 | 2017/07/07 17:30 | Mirko Martinez v Tristan Meraut | 3-6,1-6 |
| ITF Germany F6 | 2017/07/06 14:50 | Sanjar Fayziev v Mirko Martinez | 2-6,6-3,3-6 |
| ITF Germany F6 | 2017/07/04 11:50 | Mats Rosenkranz v Mirko Martinez | 1-6,0-6 |
| ITF Netherlands F2 | 2017/06/27 09:00 | Robin Kern v Mirko Martinez | 7-5,6-4 |
| ITF Netherlands F2 Qual | 2017/06/26 09:00 | Mirko Martinez v Gabriele Moghini | 6-1,3-6,6-1 |
| ITF Netherlands F2 Qual | 2017/06/25 13:00 | Mirko Martinez v Nick Broekhof | 6-2,6-0 |
| ITF Belgium F1 | 2017/06/22 14:40 | Christopher Heyman v Mirko Martinez | 6-1,6-2 |