Republic of Korea
26.02.92, 33 years
26.02.92, 33 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
14.04.94, 31 years
14.04.94, 31 years
Dong-Hak Sin vs. Seong-Woon Yu - H2H matches
| 13.06.16 | q 2 | Dong-Hak Sin | Seong-Woon Yu | 6-3, 6-2 | match details |  Korea F1 | Hard |
Dong-Hak Sin form & Seong-Woon Yu form
Dong-Hak Sin - last matches
| Korea F6 - Clay | ||||
| 30.08.18 2nd round | vs. Min-Kyu Song | 7-65, 2-6, 4-6 |  | match details |
| 28.08.18 1st round | vs. Geun Jun Kim | 6-2, 6-3 |  | match details |
| Korea F5 - Hard | ||||
| 18.08.18 q 1 | vs. Sung Hun Kim | 5-7, 1-6 | | match details |
| Gwangju Challenger - Hard | ||||
| 14.08.18 1st round | vs. Maverick Banes | 2-6, 1-6 | | match details |
| Korea F2 - Hard | ||||
| 10.06.18 q 2 | vs. Jin Sung Han | 6-72, 6-4, 6-74 | | match details |
| Korea F1 - Hard | ||||
| 06.06.18 2nd round | vs. Cheong-Eui Kim | 1-6, 2-6 | | match details |
| 05.06.18 1st round | vs. Ju-Hae Moon | 6-1, 6-4 | | match details |
| 03.06.18 qual. | vs. Jun Sang Park | 6-2, 6-3 | | match details |
| 03.06.18 q 2 | vs. Woo Hyeok Jang | 6-1, 6-2 | | match details |
| Gwangju Challenger - Hard | ||||
| 19.09.17 1st round | vs. Matthew Ebden | 5-7, 3-6 | | match details |
| Korea F5 - Clay | ||||
| 28.06.17 1st round | vs. Seongchan Hong | 5-7, 3-6 | | match details |
| 26.06.17 q 2 | vs. Geon Ju Shin | 7-5, 6-3 | | match details |
| 26.06.17 qual. | vs. Woo-Ram Kim | 6-2, 3-6, 7-5 | | match details |
| 26.06.17 q 1 | vs. Wonseok Lee | 6-1, 6-1 | | match details |
| Korea F4 - Hard | ||||
| 20.06.17 1st round | vs. Min-Hyoek Cho | 4-6, 0-6 | | match details |
| 19.06.17 q 2 | vs. Jun Su Kim | 6-3, 6-3 | | match details |
| 19.06.17 qual. | vs. Byeonghun Kim | 6-3, 6-1 | | match details |
| Korea F3 - Hard | ||||
| 12.06.17 q 1 | vs. Young-Hoon Jeong | 2-6, 1-6 | | match details |
| Korea F2 - Hard | ||||
| 09.06.17 1/4 | vs. Cheong-Eui Kim | 4-6, 3-6 | | match details |
| 08.06.17 2nd round | vs. Dylan Seong-Kwan Kim | 6-4, 6-76, 7-5 | | match details |
| 07.06.17 1st round | vs. Jui-Chen Hung | 2-6, 6-4, 7-5 | | match details |
| 05.06.17 q 2 | vs. Ivan Kalinin | 6-2, 6-2 | | match details |
| 05.06.17 qual. | vs. Jun Sang Park | 7-5, 2-6, 6-0 | | match details |
| 05.06.17 q 1 | vs. Jung Nyeon Kim | 6-3, 6-4 | | match details |
| Korea F1 - Hard | ||||
| 01.06.17 2nd round | vs. Cheong-Eui Kim | 3-6, 5-7 | | match details |
| 31.05.17 1st round | vs. Sung Jun Park | 4-6, 6-2, 6-3 | | match details |
| 29.05.17 qual. | vs. Seongbin Sim | 6-3, 6-0 | | match details |
| 29.05.17 q 1 | vs. Hyeong Jin Cho | 6-3, 6-4 | | match details |
| 29.05.17 q 2 | vs. Dukyoung Kim | 3-6, 6-3, 6-1 | | match details |
| Korea F8 - Clay | ||||
| 05.09.16 q 1 | vs. Jae-Won Choi | 6-4, 7-5 | | match details |
Seong-Woon Yu - last matches
| M15 Daegu - Hard | ||||
| 03.06.19 q 1 | vs. Shunsuke Wakita | 6-4, 7-62 | | match details |
| 03.06.19 qual. | vs. Minjong Park | 2-6, - Seong-Woon Yu - retired | | 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 1 | vs. Sung Jun Park | 6-3, Sung Jun Park - retired | | match details |
| 11.07.16 q 2 | vs. Jae-Min Seol | 4-6, 4-6 | | 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 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 |
| 04.07.16 qual. | vs. Darren K. Polkinghorne | 6-2, 7-63 | | match details |
| Korea F3 - Hard | ||||
| 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 |
| 27.06.16 q 2 | vs. Sang-Yuop Kim | 6-3, 6-2 | | match details |
| Korea F2 - Hard | ||||
| 20.06.16 q 2 | vs. Jin-Won Jeong | 6-3, 2-6, 6-3 | | match details |
| 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 |
| 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 qual. | vs. Tae-Woo Lee | 4-6, 7-64, 6-4 | | match details |
