Round: 62 Ground: Clay
| ITF Germany F10 | 2017/08/06 13:00 | Niklas Guttau v Robin Lang | 2-6,6-4,3-6 |
| 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 |