Stadium: Center Court Round: 27 Ground: Hardcourt outdoor
| Challenger Gwangju | 2017/09/21 02:00 | Duckhee Lee v Alessandro Bega | 6-4,6-3 |
| Challenger Gwangju | 2017/09/19 04:45 | Duckhee Lee v Yuya Kibi | 7-6,6-2 |
| Challenger Shanghai | 2017/09/14 02:30 | Duckhee Lee v Ze Zhang | 3-6,6-7 |
| Challenger Shanghai | 2017/09/12 05:10 | Duckhee Lee v Steven Diez | 6-3,6-3 |
| Challenger Zhangjiagang | 2017/09/05 06:35 | Jason Jung v Duckhee Lee | 6-4,6-1 |
| US Open Qual | 2017/08/24 22:05 | Joris De Loore v Duckhee Lee | 6-4,6-2 |
| US Open Qual | 2017/08/23 21:00 | Duckhee Lee v Gerald Melzer | 6-4,6-3 |
| Challenger Vancouver | 2017/08/15 18:00 | Duckhee Lee v Tennys Sandgren | 5-7,6-7 |
| Challenger Gwangju | 2017/09/21 04:45 | Luke Saville v Matthias Bachinger | 3-6,4-6 |
| Challenger Gwangju | 2017/09/20 01:30 | Matthias Bachinger v Yasutaka Uchiyama | 6-3,7-6 |
| Challenger Shanghai | 2017/09/16 05:00 | Matthias Bachinger v Yibing Wu | 5-7,5-7 |
| Challenger Shanghai | 2017/09/15 02:30 | Matthias Bachinger v Omar Jasika | 6-1,6-1 |
| Challenger Shanghai | 2017/09/13 04:10 | Alessandro Bega v Matthias Bachinger | 3-6,2-6 |
| Challenger Shanghai | 2017/09/12 03:35 | Bradley Mousley v Matthias Bachinger | 6-7,5-7 |
| Challenger Zhangjiagang | 2017/09/07 07:30 | Matthias Bachinger v Hiroki Moriya | 6-4,4-6,0-6 |
| Challenger Zhangjiagang | 2017/09/06 05:00 | Fajing Sun v Matthias Bachinger | 3-6,2-6 |