| ITF Korea F3 | 2017/06/15 01:00 | Yunseong Chung v Daniel Yoo | 5-7,4-6 |
| ITF Korea F3 | 2017/06/14 01:00 | Jae Hwan Kim v Daniel Yoo | 5-7,5-7 |
| ITF Korea F2 | 2017/06/07 03:50 | Min-Kyu Song v Daniel Yoo | 3-6,7-6,6-4 |
| ITF Korea F1 | 2017/05/31 01:00 | Daniel Yoo v Jung-Woong Na | 3-6,3-6 |
| ITF USA F5 | 2017/01/21 19:00 | Daniel Yoo v Fabiano De Paula | 6-1,3-6,6-7 |
| ITF USA F5 | 2017/01/20 21:00 | Dustin Goldenberg v Daniel Yoo | 0-6,1-6 |
| ITF USA F4 | 2017/01/14 17:00 | Grayson M. Goldin v Daniel Yoo | 6-1,6-4 |
| ITF USA F4 | 2017/01/13 23:00 | Maksim Bogdanovich v Daniel Yoo | 1-6,2-6 |
| ITF Korea F3 | 2017/06/15 01:00 | Dae-Hee Lee v Hong Chung | 1-6,0-6 |
| ITF Korea F3 | 2017/06/14 03:05 | Jeamoon Lee v Hong Chung | 4-6,6-3,5-7 |
| ITF Korea F2 | 2017/06/08 02:40 | Chan-Yeong Oh v Hong Chung | 7-6,3-6,6-3 |
| ITF Korea F2 | 2017/06/06 01:00 | Jae-Won Choi v Hong Chung | 2-6,0-6 |
| ITF Korea F1 | 2017/06/02 01:00 | Cheong-Eui Kim v Hong Chung | 6-3,6-7,6-2 |
| ITF Korea F1 | 2017/06/01 02:40 | Dae-Hee Lee v Hong Chung | 1-6,0-6 |
| ITF Korea F1 | 2017/05/31 01:00 | Young Seok Kim v Hong Chung | 1-6,4-6 |
| Challenger Busan | 2017/05/18 08:35 | Tatsuma Ito v Hong Chung | 6-2,1-6,6-1 |