Stadium: Court 3 Oberhaching Round: 44 Ground: Carpet indoor
| ITF Germany F14 | 2017/10/08 11:30 | Yannick Mertens v Johannes Bangratz | 6-1,6-1 |
| ITF Portugal F20 | 2017/09/30 10:00 | Yannick Mertens v Pedja Krstin | 3-6,7-6,6-2 |
| ITF Portugal F20 | 2017/09/29 12:45 | Joao Monteiro v Yannick Mertens | 4-6,6-4,4-6 |
| ITF Portugal F20 | 2017/09/28 12:10 | Daniel Masur v Yannick Mertens | 2-6,6-7 |
| ITF Portugal F20 | 2017/09/27 11:25 | Hubert Hurkacz v Yannick Mertens | 4-6,1-6 |
| ITF Portugal F20 | 2017/09/26 09:00 | Jonathan Kanar v Yannick Mertens | 3-6,0-6 |
| ATP Metz Qual | 2017/09/18 11:30 | Peter Gojowczyk v Yannick Mertens | 6-3,6-4 |
| ATP Metz Qual | 2017/09/17 13:50 | Yannick Mertens v Calvin Hemery | 7-5,6-1 |
| ITF Germany F14 | 2017/10/08 11:30 | Sandro Kopp v Mirko Martinez | 1-6,2-6 |
| ITF Switzerland F5 | 2017/08/29 08:00 | Hiroyasu Ehara v Mirko Martinez | 6-4,6-3 |
| ITF Switzerland F4 | 2017/08/21 11:30 | Mirko Martinez v Tobias Simon | 3-6,3-6 |
| ITF Switzerland F3 | 2017/08/16 10:20 | Marco Miceli v Mirko Martinez | 6-2,6-7,7-6 |
| ITF Switzerland F3 | 2017/08/14 12:05 | Hugo Voljacques v Mirko Martinez | 4-6,2-6 |
| 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 |