Round: 25 Ground: Clay
| ITF Poland F6 Qual | 2017/07/17 08:00 | Adam Chadaj v Ksawery Pociej | 6-1,6-0 |
| ITF Poland F6 Qual | 2017/07/16 08:00 | Adam Chadaj v Tomislav E Papac | 6-0,6-1 |
| ITF Poland F2 | 2017/06/22 11:10 | Pawel Juszczak v Adam Chadaj | 7-6,6-2 |
| ITF Poland F2 | 2017/06/20 10:25 | Adam Chadaj v Jonas Eriksson Ziverts | 7-5,7-6 |
| ITF Poland F2 | 2017/06/19 09:00 | Petr Hajek v Adam Chadaj | 3-6,4-6 |
| ITF Poland F2 | 2017/06/18 08:30 | Adam Chadaj v Patrick Kaukovalta | 6-1,6-1 |
| ITF Poland F2 | 2017/06/17 08:00 | Adam Chadaj v Filip Malbasic | 6-1,6-1 |
| ITF Poland F1 | 2017/06/13 10:40 | Kamil Majchrzak v Adam Chadaj | 6-2,6-1 |
| ITF Japan F8 | 2017/06/14 03:00 | Johan Nikles v Arata Onozawa | 1-6,0-6 |
| ITF Japan F7 | 2017/06/06 04:00 | Johan Nikles v Naoki Nakagawa | 1-6,1-6 |
| ITF Japan F6 | 2017/05/30 01:00 | Sora Fukuda v Johan Nikles | 4-6,6-1,7-5 |
| ITF Spain F13 | 2017/05/10 08:30 | Johan Nikles v Orlando Luz | 4-6,3-6 |
| ITF Spain F13 | 2017/05/09 11:50 | Daniel Querol Cherigny v Johan Nikles | 3-6,4-6 |
| ITF Tunisia F17 | 2017/05/04 09:00 | Cristian Rodriguez v Johan Nikles | 6-0,6-4 |
| ITF Tunisia F17 | 2017/05/02 09:00 | Johan Nikles v Zizou Bergs | 6-4,6-4 |
| ITF Tunisia F15 | 2017/04/18 11:10 | Hernan Casanova v Johan Nikles | 6-4,6-3 |