Stadium: Court 3 Round: 62 Ground: Clay
| ITF Netherlands F6 | 2017/08/19 10:00 | Gregorio Cordonnier v Linus Krohn | 6-4,5-7,5-7 |
| ITF Germany F10 | 2017/08/06 14:15 | Linus Krohn v Florian Broska | 1-6,2-6 |
| ITF Germany F10 | 2017/08/06 08:00 | Linus Krohn v Nikolaj Talimaa | 6-3,4-6,6-3 |
| ITF Germany F8 Qual | 2017/07/16 11:00 | Linus Krohn v Alex Solanki | 1-6,5-7 |
| ITF Netherlands F4 | 2017/07/11 09:20 | Ricardo Hocevar v Linus Krohn | 6-7,6-1,6-3 |
| ITF Netherlands F4 | 2017/07/09 10:30 | Linus Krohn v Max Colorado | 6-2,6-4 |
| ITF Netherlands F4 | 2017/07/08 08:00 | Stijn Slump v Linus Krohn | 6-7,0-6 |
| ITF Netherlands F4 | 2017/07/08 08:00 | Linus Krohn v Noah Prehn | 6-2,6-2 |
| ITF Netherlands F5 | 2017/08/16 08:00 | Nico Mertens v Stephan Fransen | 6-0,4-6,2-6 |
| ITF Germany F10 | 2017/08/08 11:50 | Nico Mertens v Benjamin Hassan | 6-3,3-6,2-6 |
| ITF Germany F10 | 2017/08/07 10:00 | Maxence Beauge v Nico Mertens | 3-6,3-6 |
| ITF Germany F10 | 2017/08/06 13:00 | David Mrazek v Nico Mertens | 4-6,6-7 |
| ITF Germany F10 | 2017/08/06 08:00 | Pavle Daljev v Nico Mertens | 6-3,3-6,3-6 |
| ITF Germany F9 | 2017/08/01 12:55 | Nico Mertens v Florian Fallert | 4-6,1-6 |
| ITF Germany F9 | 2017/07/31 15:00 | Roy Sarut De Valk v Nico Mertens | 2-6,6-7 |
| ITF Germany F8 Qual | 2017/07/17 13:00 | Nico Mertens v Matthew Dellavedova | 6-1,2-6,2-6 |