Republic of Korea
03.01.88, 37 years
03.01.88, 37 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, 42 years
31.05.82, 42 years
Hwan-Yong Choi vs. Sung-Hyuk Yu - H2H matches
| 18.10.10 | q 1 | Hwan-Yong Choi | Sung-Hyuk Yu | 6-76, 7-65, 6-4 | match details |  Seoul Challenger | Hard |
Hwan-Yong Choi form & Sung-Hyuk Yu form
Hwan-Yong Choi - last matches
| Seoul Challenger - Hard | ||||
| 18.10.10 q 1 | vs. Sung-Hyuk Yu | 6-76, 7-65, 6-4 |  | match details |
| 18.10.10 q 2 | vs. Treat Conrad Huey | 3-6, 2-6 |  | match details |
 Guam F1 - Hard | ||||
| 31.05.10 1st round | vs. Brendan Moore | 4-6, 1-6 | | match details |
| Busan Challenger - Hard | ||||
| 10.05.10 q 1 | vs. Cheong-Eui Kim | 6-4, 2-6, 1-6 | | match details |
| Chuncheon Challenger - Hard | ||||
| 02.11.09 q 2 | vs. Young-Jun Kim | 2-6, 3-6 | | match details |
| 02.11.09 q 1 | vs. Han-Hee Kim | 6-2, 6-2 | | match details |
| Korea F5 - Hard | ||||
| 13.07.09 1st round | vs. Jae-Min Seol | 7-5, 6-1 | | match details |
| 13.07.09 2nd round | vs. Yong-Kyu Lim | 2-6, 2-6 | | match details |
| Busan Challenger - Hard | ||||
| 11.05.09 q 1 | vs. Hyun-Ho Lee | 1-6, 1-6 | | 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 |
