Stadium: Center Court Round: 25 Ground: Hardcourt outdoor
| ITF Korea F2 | 2017/06/07 06:55 | Ju-Hae Moon v Seong Chan Hong | 3-6,3-6 |
| ITF Korea F1 | 2017/06/04 03:30 | Daniel Nguyen v Seong Chan Hong | 6-4,5-7,6-2 |
| ITF Korea F1 | 2017/06/03 03:05 | Seong Chan Hong v Makoto Ochi | 6-1,7-6 |
| ITF Korea F1 | 2017/06/02 01:00 | Sang-Woo Noh v Seong Chan Hong | 4-6,2-6 |
| ITF Korea F1 | 2017/06/01 03:05 | Jae-Won Choi v Seong Chan Hong | 3-6,2-6 |
| ITF Korea F1 | 2017/05/31 01:00 | Dong-Kyu Lee v Seong Chan Hong | 1-6,6-4,4-6 |
| Challenger Busan | 2017/05/16 03:25 | Seong Chan Hong v Go Soeda | 6-2,3-6,1-6 |
| Challenger Seoul | 2017/05/10 01:30 | Austin Krajicek v Seong Chan Hong | 7-6,6-3 |
| Challenger Surbiton Qual | 2017/06/04 13:20 | Luke Saville v Jonny O'Mara | 1-6,2-6 |
| Challenger Seoul | 2017/05/10 02:00 | Luke Saville v Ruben Bemelmans | 4-6,6-3,5-7 |
| Challenger Seoul | 2017/05/09 01:30 | Akira Santillan v Luke Saville | 7-5,4-6,3-6 |
| Challenger Seoul Qual | 2017/05/08 02:00 | Felix Auger Aliassime v Luke Saville | 5-7,6-2,6-2 |
| Challenger Seoul Qual | 2017/05/07 01:30 | Chan-Yeong Oh v Luke Saville | 2-6,4-6 |
| Challenger Seoul Qual | 2017/05/06 01:00 | Ji Hoon Son v Luke Saville | 3-6,4-6 |
| Challenger Gimcheon Qual | 2017/04/30 04:50 | Lloyd Glasspool v Luke Saville | 6-4,4-6,6-0 |
| Challenger Gimcheon Qual | 2017/04/29 06:05 | Sung Jun Park v Luke Saville | 1-6,0-6 |