Round: 62 Ground: Clay
| ITF Germany F10 | 2017/08/06 08:00 | Niklas Guttau v Varun Venkat | 6-1,6-2 |
| ITF Germany F9 | 2017/07/31 09:00 | Paul Monteban v Niklas Guttau | 6-3,6-1 |
| ITF Germany F4 | 2017/06/20 09:00 | Niklas Guttau v Tom Kocevar-Desman | 3-6,2-6 |
| ITF Egypt F14 | 2017/04/15 08:00 | Niklas Guttau v Arnold Kokulewski | 6-7,4-6 |
| ITF Egypt F13 | 2017/04/10 08:00 | Franco Feitt v Niklas Guttau | 6-7,6-3,6-3 |
| ITF Egypt F13 | 2017/04/09 08:00 | Megh B Patel v Niklas Guttau | 6-7,4-6 |
| ITF Egypt F13 | 2017/04/08 07:00 | Niklas Guttau v Tomas Charlos | 5-7,6-1,6-4 |
| ITF Czech Republic F9 | 2016/10/25 08:00 | Niklas Guttau v Frantisek Polanka | 5-7,2-6 |
| ITF Germany F4 | 2017/06/18 08:00 | Robin Lang v Leon Hoeveler | 0-6,5-7 |
| ITF Czech Republic F3 Qual | 2017/05/27 10:00 | Robin Lang v Tomas Liska | 0-6,4-6 |
| ITF Czech Republic F2 | 2017/05/25 11:50 | Robin Lang v Alexandar Lazarov | 1-6,0-6 |
| ITF Czech Republic F2 | 2017/05/23 09:00 | Michael Vrbensky v Robin Lang | 6-2,6-7,4-6 |
| ITF Czech Republic F2 | 2017/05/22 09:00 | Robin Lang v Jesper T Freimuth | 6-1,6-1 |
| ITF Czech Republic F2 | 2017/05/21 08:00 | Nazim Makhlouf v Robin Lang | 4-6,1-6 |
| ITF Tunisia F7 | 2017/02/18 08:00 | Filippo Leonardi v Robin Lang | 6-3,6-2 |
| ITF Tunisia F6 | 2017/02/11 08:00 | Paul Woerner v Robin Lang | 6-2,5-7,6-3 |