Stadium: Center Court Round: 26 Ground: Hardcourt outdoor
| French Open Qual | 2017/05/22 15:10 | Ricardo Ojeda Lara v Duckhee Lee | 6-2,6-3 |
| Challenger Busan | 2017/05/18 05:35 | Duckhee Lee v Soonwoo Kwon | 7-6,6-7,4-6 |
| Challenger Busan | 2017/05/16 07:20 | Duckhee Lee v Alexander Sarkissian | 6-3,6-2 |
| Challenger Seoul | 2017/05/13 03:35 | Duckhee Lee v Soonwoo Kwon | 3-6,0-6 |
| Challenger Seoul | 2017/05/10 04:25 | Vasek Pospisil v Duckhee Lee | 6-2,6-7,6-7 |
| Challenger Seoul | 2017/05/09 04:00 | Duckhee Lee v Shuichi Sekiguchi | 6-0,6-3 |
| Challenger Gimcheon | 2017/05/04 06:00 | Thomas Fabbiano v Duckhee Lee | 6-3,6-2 |
| Challenger Gimcheon | 2017/05/02 05:55 | Tatsuma Ito v Duckhee Lee | 6-4,3-6,4-6 |
| Challenger Mestre | 2017/05/25 10:00 | Zdenek Kolar v Alessandro Bega | 6-4,6-2 |
| Challenger Mestre | 2017/05/23 08:00 | Maxime Authom v Alessandro Bega | 6-3,1-6,1-6 |
| ITF Nigeria F3 | 2017/05/18 10:35 | Christopher Diaz-Figueroa v Alessandro Bega | 6-4,6-4 |
| ITF Nigeria F3 | 2017/05/17 09:00 | Adrian Andrzejczuk v Alessandro Bega | 2-6,4-6 |
| ITF Nigeria F3 | 2017/05/15 09:00 | Thomas Otu v Alessandro Bega | 1-6,2-6 |
| ITF Nigeria F2 | 2017/05/11 11:00 | Alessandro Bega v Fernando Romboli | 6-3,4-6,3-6 |
| ITF Nigeria F2 | 2017/05/10 10:40 | Alessandro Bega v Thomas Setodji | 7-6,7-5 |
| ITF Nigeria F2 | 2017/05/08 11:10 | Alessandro Bega v Karim Hossam | 6-3,6-0 |