Stadium: Show Court Round: 25 Ground: Hardcourt outdoor
| Challenger Ningbo | 2016/10/18 04:10 | Marinko Matosevic v Cheong-Eui Kim | 3-6,6-7 |
| Challenger Gwangju Qual | 2017/09/17 03:45 | Kento Takeuchi v Marinko Matosevic | 2-6,2-6 |
| Challenger Gwangju Qual | 2017/09/16 03:20 | Young Seok Kim v Marinko Matosevic | 5-7,1-6 |
| Challenger Zhangjiagang | 2017/09/06 07:00 | Alexander Kudryavtsev v Marinko Matosevic | 7-6,6-7,6-2 |
| Challenger Zhangjiagang Qual | 2017/09/05 02:00 | Marinko Matosevic v Wishaya Trongcharoenchaikul | 7-6,6-2 |
| Challenger Zhangjiagang Qual | 2017/09/04 03:15 | Marinko Matosevic v Yuanfeng Li | 6-1,6-2 |
| Challenger Aptos Qual | 2017/08/06 17:00 | Austin Krajicek v Marinko Matosevic | 7-6,6-2 |
| Challenger Aptos Qual | 2017/08/05 21:05 | Ruan Roelofse v Marinko Matosevic | 2-6,4-6 |
| ATP Washington Qual | 2017/07/30 16:25 | Ramkumar Ramanathan v Marinko Matosevic | 7-5,6-3 |
| Challenger Shanghai | 2017/09/11 03:15 | Yen-Hsun Lu v Cheong-Eui Kim | 6-2,6-1 |
| Challenger Zhangjiagang | 2017/09/07 04:35 | Yasutaka Uchiyama v Cheong-Eui Kim | 6-3,6-1 |
| Challenger Zhangjiagang | 2017/09/05 06:10 | Cheong-Eui Kim v Luke Saville | 7-5,6-4 |
| Challenger Jinan | 2017/08/09 04:45 | Cheong-Eui Kim v Duckhee Lee | 2-6,1-6 |
| Challenger Jinan | 2017/08/07 02:00 | Cheong-Eui Kim v Sam Barry | 3-6,7-6,6-4 |
| Challenger Chengdu | 2017/08/01 06:00 | Xin Gao v Cheong-Eui Kim | 7-5,7-6 |
| ITF China F14 | 2017/07/25 05:55 | Cheong-Eui Kim v Hiroyasu Ehara | 0-6,6-7 |
| ITF Korea F5 | 2017/06/30 02:00 | Tae-Woo Lee v Cheong-Eui Kim | 6-4,1-6,7-6 |