Republic of Korea
14.04.94, 31 years
14.04.94, 31 years
Country
Birthdate
Height
Weight
Profi since
Play
Ranking's position
Points
Prize money
Birthdate
Height
Weight
Profi since
Play
Ranking's position
Points
Prize money
Republic of Korea
31.05.82, 43 years
31.05.82, 43 years
Seong-Woon Yu vs. Sung-Hyuk Yu - head to head matches
| 17.06.13 | q 1 | Seong-Woon Yu | Sung-Hyuk Yu | 6-3, 6-4 | match details |  Korea F7 | Hard |
Seong-Woon Yu form & Sung-Hyuk Yu form
Seong-Woon Yu - last matches
| M15 Daegu - Hard | ||||
| 03.06.19 qual. | vs. Minjong Park | 2-6, - Seong-Woon Yu - retired |  | match details |
| 03.06.19 q 1 | vs. Shunsuke Wakita | 6-4, 7-62 |  | match details |
| Korea F5 - Hard | ||||
| 19.08.18 q 2 | vs. Dae-Hee Lee | 3-6, 3-6 | | match details |
| 18.08.18 q 1 | vs. Seung Dong Kim | 6-3, 7-5 | | match details |
| Korea F4 - Hard | ||||
| 13.08.18 qual. | vs. Young Seok Lee | 6-3, 2-6, 0-4, - Seong-Woon Yu - retired | | match details |
| 12.08.18 q 2 | vs. Hyung-Chan Lim | 6-4, 6-4 | | match details |
| Korea F3 - Hard | ||||
| 16.06.18 q 1 | vs. Dae-Hee Lee | 4-6, 4-6 | | match details |
| Korea F2 - Hard | ||||
| 10.06.18 q 2 | vs. Alec Adamson | 5-7, 3-6 | | match details |
| 09.06.18 q 1 | vs. Jun Su Kim | 6-2, 6-0 | | match details |
| Korea F1 - Hard | ||||
| 03.06.18 q 2 | vs. Tae-Woo Lee | 1-6, 6-2, 1-6 | | match details |
| 02.06.18 q 1 | vs. Jeong Heon Lee | 1-6, 6-3, 6-2 | | match details |
| Korea F6 - Clay | ||||
| 22.08.16 q 2 | vs. Woo-Ram Kim | 0-6, 2-6 | | match details |
| 22.08.16 q 1 | vs. Sung Jun Park | 4-6, 6-2, 6-3 | | match details |
| Korea F5 - Hard | ||||
| 11.07.16 q 2 | vs. Jae-Min Seol | 4-6, 4-6 | | match details |
| 11.07.16 q 1 | vs. Sung Jun Park | 6-3, Sung Jun Park - retired | | match details |
| Korea F4 - Hard | ||||
| 06.07.16 2nd round | vs. Ju-Hae Moon | 4-6, 2-6 | | match details |
| 04.07.16 1st round | vs. Jake Delaney | 6-3, 7-65 | | match details |
| 04.07.16 qual. | vs. Darren K. Polkinghorne | 6-2, 7-63 | | match details |
| 04.07.16 q 1 | vs. Daniel Tamir | 5-1, Daniel Tamir - retired | | match details |
| 04.07.16 q 2 | vs. Jun Sang Park | 2-6, 6-4, 7-67 | | match details |
| Korea F3 - Hard | ||||
| 27.06.16 q 2 | vs. Sang-Yuop Kim | 6-3, 6-2 | | match details |
| 27.06.16 qual. | vs. Brandon Walkin | 3-6, 4-6 | | match details |
| 27.06.16 q 1 | vs. Hangyeom Kim | 6-3, 6-4 | | match details |
| Korea F2 - Hard | ||||
| 20.06.16 q 1 | vs. Yu-Seob Kim | 6-74, 7-5, 6-3 | | match details |
| 20.06.16 qual. | vs. Hyun-Joon Kim | 1-6, 4-6 | | match details |
| 20.06.16 q 2 | vs. Jin-Won Jeong | 6-3, 2-6, 6-3 | | match details |
| Korea F1 - Hard | ||||
| 13.06.16 q 1 | vs. Chan Hwi Shin | 6-4, 6-2 | | match details |
| 13.06.16 q 2 | vs. Dong-Hak Sin | 3-6, 2-6 | | match details |
| Korea F6 - Clay | ||||
| 31.08.15 q 1 | vs. Jae Won Yun | 3-6, 4-6 | | match details |
| Korea F5 - Hard | ||||
| 24.08.15 q 2 | vs. Masaki Sasai | 7-5, 3-6, 6-4 | | match details |
Sung-Hyuk Yu - last matches
 Cambodia F1 - Hard | ||||
| 25.11.13 q 1 | vs. Soong-Jae Cho | 3-6, 3-6 | | match details |
| Korea F8 - Hard | ||||
| 24.06.13 q 1 | vs. Tae-Woo Lee | 6-3, 6-4 | | match details |
| 24.06.13 q 2 | vs. Leo Julien Sebaoun | 6-3, 6-0 | | match details |
| 24.06.13 qual. | vs. Seong Jae Han | 4-6, 6-3, 2-4, - Sung-Hyuk Yu - retired | | match details |
| Korea F7 - Hard | ||||
| 17.06.13 q 1 | vs. Seong-Woon Yu | 3-6, 4-6 | | match details |
| Korea F6 - Hard | ||||
| 10.06.13 q 1 | vs. In Kyo Jeong | 6-4, 6-1 | | match details |
| 10.06.13 q 2 | vs. Seong Hyeon Im | 7-65, 6-4 | | match details |
| 10.06.13 qual. | vs. Dong-Hak Sin | 1-6, 3-6 | | match details |
| Korea F5 - Hard | ||||
| 03.06.13 q 1 | vs. Youngjin Hwang | 6-1, 6-0 | | match details |
| 03.06.13 q 2 | vs. Seul-Ki Um | 0-6, 0-6 | | match details |
| Korea F4 - Hard | ||||
| 27.05.13 q 2 | vs. Jea Moon Lee | 2-6, 2-6 | | match details |
| 27.05.13 q 1 | vs. Hansel Sanjaya | 6-3, 6-0 | | match details |
| Korea F3 - Hard | ||||
| 20.05.13 q 2 | vs. Hyeong Jin Cho | 4-6, 7-63, 5-7 | | match details |
| 20.05.13 q 1 | vs. Jinwoo Bae | 6-0, 6-1 | | match details |
| Korea F2 - Hard | ||||
| 06.05.13 q 1 | vs. Sung Jun Park | 6-71, 1-6 | | match details |
| Korea F1 - Hard | ||||
| 29.04.13 q 2 | vs. Geon Ju Shin | 6-1, 6-3 | | match details |
| 29.04.13 qual. | vs. Shinta Fujii | 4-6, 3-6 | | match details |
| 29.04.13 q 1 | vs. Jun-Chao Xu | 6-4, 6-4 | | match details |
| Korea F1 - Hard | ||||
| 16.05.11 1st round | vs. Hyun-Joon Kim | 2-6, 2-6 | | match details |
| Seoul Challenger - Hard | ||||
| 18.10.10 q 1 | vs. Hwan-Yong Choi | 7-66, 6-75, 4-6 | | match details |
| Chuncheon Challenger - Hard | ||||
| 02.11.09 q 1 | vs. Purav Raja | 4-6, 3-6 | | match details |
| Korea F3 - Hard | ||||
| 07.05.07 1st round | vs. Oh-Hee Kwon | 2-6, 1-6 | | match details |
| Korea F1 - Hard | ||||
| 23.04.07 1st round | vs. Mao-Xin Gong | 5-7, 0-6 | | match details |
| Busan - Hard | ||||
| 06.11.06 q 2 | vs. Julien Jeanpierre | 4-6, 0-6 | | match details |
| 06.11.06 q 1 | vs. Sang-Lo Lee | 6-4, 6-4 | | match details |
| Seoul - Hard | ||||
| 30.10.06 q 2 | vs. Dekel Valtzer | 1-6, 2-6 | | match details |
| 30.10.06 q 1 | vs. Maxim Filippov | 6-1, 6-3 | | match details |
 Indonesia F2 - Hard | ||||
| 07.08.06 1st round | vs. Kento Takeuchi | 3-6, 7-5, 2-6 | | match details |
| Indonesia F1 - Hard | ||||
| 31.07.06 1st round | vs. Bonit Wiryawan | 6-75, 6-4, 6-0 | | match details |
| 31.07.06 2nd round | vs. Tasuku Iwami | 4-6, 6-2, 0-6 | | match details |
