| ITF M15 Daegu | 08/28 01:00 | 62 | Jang, Woo Hyeok v Min Jae Kim | 1-6,2-6 | |
| ITF M15 Anseong | 08/14 03:40 | 62 | Lee, Junhyun v Jang, Woo Hyeok | Retired | |
| ITF Korea F6 | 08/25 02:00 | 62 | Shin, Eun Chong v Jang, Woo Hyeok | Retired | |
| ITF Korea F5 | 08/23 05:15 | 26 | Jang, Woo Hyeok v Son, Ji Hoon | 6-7,1-6 | |
| ITF Korea F5 | 08/21 01:00 | 25 | Jang, Woo Hyeok v Lee, Dae-Hee | 6-0,6-1 | |
| ITF Korea F5 | 08/21 01:00 | 25 | Jang, Woo Hyeok v Song, Min-Kyu | Cancelled | |
| ITF Korea F5 | 08/20 01:00 | 62 | Jang, Woo Hyeok v Kim, Byeonghun | 6-1,6-2 | |
| ITF Korea F5 | 08/19 02:00 | 62 | Jang, Woo Hyeok v Park, Jaeyoung | 6-3,6-2 | |
| ITF Korea F5 | 08/18 01:00 | 62 | Noh, Sang-Woo v Jang, Woo Hyeok | 4-6,4-6 | |
| Challenger Gwangju Qual | 08/12 01:30 | 46 | Jang, Woo Hyeok v Sidharth Rawat | 0-6,3-6 | |
| Challenger Gwangju Qual | 08/11 03:20 | 45 | Jang, Woo Hyeok v Park, Sung Jun | 6-4,6-3 | |
| Korea F3, Singles Qualifying | 06/17 02:00 | 62 | Mcdaniels, Mitchell Thomas v Jang, Woo Hyeok | 7-5,6-2 | |
| ITF Korea F2 | 06/09 01:00 | 44 | Jang, Woo Hyeok v Kim, Sung Hun | 2-6,2-6 | |
| ITF Korea F1 | 06/03 02:00 | 44 | Sin, Dong-Hak v Jang, Woo Hyeok | 6-1,6-2 | |
| ITF Korea F1 | 06/02 02:00 | 44 | Joo, Y. v Jang, Woo Hyeok | 0-6,1-6 | |
| Challenger Gwangju Qual | 09/17 02:40 | 46 | Jang, Woo Hyeok v Kibi, Yuya | 4-6,0-6 | |
| Challenger Gwangju Qual | 09/16 01:30 | 45 | Jang, Woo Hyeok v Yoo, Daniel | 6-4,6-4 | |
| ITF Korea F5 | 06/27 01:30 | 62 | Oh, Seong-Gook v Jang, Woo Hyeok | 6-4,6-3 | |
| ITF Korea F4 | 06/17 02:00 | 62 | Jang, Woo Hyeok v Han, Seong Jae | 2-6,6-3,3-6 | |
| ITF Korea F2 Qual | 06/05 03:00 | 62 | Na, Jung-Woong v Jang, Woo Hyeok | 6-4,6-1 | |
| ITF Korea F2 Qual | 06/04 03:00 | 62 | Lee, Woo Young v Jang, Woo Hyeok | 3-6,2-6 | |
| ITF Korea F2 Qual | 06/03 02:00 | 62 | Lee, Min Hyun v Jang, Woo Hyeok | 3-6,4-6 | |
| ITF Korea F1 | 05/31 06:40 | 25 | Oh, Chan-Yeong v Jang, Woo Hyeok | 6-2,4-6,6-1 | |
| ITF Korea F1 Qual | 05/29 04:20 | 44 | Oh, Seong-Gook v Jang, Woo Hyeok | 2-6,3-6 | |
| ITF Korea F1 Qual | 05/28 06:30 | 44 | Jang, Woo Hyeok v Lim, Hyung-Chan | 6-2,6-3 | |
| ITF Korea F8 | 08/29 01:30 | 62 | Jang, Woo Hyeok v Jea Moon Lee | 6-7,5-7 | |
| ITF Korea F8 | 08/28 02:00 | 62 | Numajiri, Keisuke v Jang, Woo Hyeok | 3-6,1-6 | |
| ITF Korea F8 | 08/27 02:00 | 62 | Jang, Woo Hyeok v Kim, Woo-Ram | 6-2,6-3 | |
| ITF Korea F8 | 08/21 04:30 | 62 | Sanhui Shin v Jang, Woo Hyeok | 7-5,6-3 | |
| ITF Korea F1 Qual | 06/11 01:00 | 62 | Kim, Seong Kwan v Jang, Woo Hyeok | 6-3,6-3 |