Republic of Korea
02.04.88, 37 years
02.04.88, 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
05.01.90, 35 years
05.01.90, 35 years
Joohyoung Kim vs. Yoon-Young Jeong - head to head matches
| 01.09.08 | 1st round | Joohyoung Kim | Yoon-Young Jeong | 6-3, 6-4 | match details |  Go Yang | Hard |
Joohyoung Kim form & Yoon-Young Jeong form
Joohyoung Kim - last matches
| Seoul - Hard | ||||
| 17.10.11 q 1 | vs. Ji-Hye Kim | 3-6, 7-5, 6-1 |  | match details |
| 17.10.11 q 2 | vs. Yuxuan Zhang | 0-6, 0-6 |  | match details |
| Yeong Wol - Hard | ||||
| 05.09.11 q 1 | vs. Na-Young Lee | 6-1, 6-0 | | match details |
| 05.09.11 q 2 | vs. Hyun-Hee Jang | 7-5, 6-2 | | match details |
| 05.09.11 qual. | vs. Mi-Rae Ham | 2-6, 3-6 | | match details |
| Incheon - Hard | ||||
| 11.04.11 1st round | vs. Yumi Miyazaki | 4-6, 1-6 | | match details |
 Sunchang - Hard | ||||
| 17.05.10 1st round | vs. Hye-Mi Byun | 6-74, 1-6 | | match details |
 Solo - Hard | ||||
| 03.08.09 1st round | vs. Natchanok Saenyaukhot | 0-6, 1-6 | | match details |
| Jakarta - Hard | ||||
| 27.07.09 1st round | vs. Ting-Fei Juan | 3-6, 6-4, 5-7 | | match details |
| Sunchang - Hard | ||||
| 06.07.09 1st round | vs. Ji-Young Kim | 1-6, 1-6 | | match details |
| Gimcheon - Hard | ||||
| 29.06.09 1st round | vs. Mi-Rae Ham | 1-6, 0-1, - Joohyoung Kim - retired | | match details |
| Gimcheon - Hard | ||||
| 22.06.09 1st round | vs. Mari Tanaka | 6-1, 6-2 | | match details |
| 22.06.09 1/2 | vs. Kyung-Mi Chang | 3-6, 4-6 | | match details |
| 22.06.09 2nd round | vs. Min-Hwa Yu | 6-4, 3-6, 6-3 | | match details |
| 22.06.09 1/4 | vs. Jung-Yoon Shin | 1-6, 7-60, 6-3 | | match details |
| Seoul - Hard | ||||
| 20.09.08 q 1 | vs. Rika Fujiwara | 0-6, 0-6 | | match details |
| Go Yang - Hard | ||||
| 08.09.08 1st round | vs. Seo-Kyung Kang | 3-6, 6-4, 6-4 | | match details |
| 08.09.08 1/4 | vs. Sun-Jung Kim | 4-6, 1-6 | | match details |
| 08.09.08 2nd round | vs. Etsuko Kitazaki | 6-3, 6-3 | | match details |
| Go Yang - Hard | ||||
| 01.09.08 1/2 | vs. Sun-Jung Kim | 3-6, 6-4, 6-4 | | match details |
| 01.09.08 1st round | vs. Yoon-Young Jeong | 6-3, 6-4 | | match details |
| 01.09.08 fin | vs. Ayaka Maekawa | 4-6, 3-6 | | match details |
| 01.09.08 2nd round | vs. Xin Wen | 6-2, 6-1 | | match details |
| 01.09.08 1/4 | vs. Na-Lae Han | Na-Lae Han - walk over | | match details |
| Gimhae - Clay | ||||
| 25.08.08 1st round | vs. Chang Liu | 4-6, 0-6 | | match details |
| Gimhae - Clay | ||||
| 18.08.08 1st round | vs. Ayaka Maekawa | 2-6, 2-6 | | match details |
 Bangkok - Hard | ||||
| 26.05.08 1/4 | vs. Kanyapat Narattana | 7-62, 6-4 | | match details |
| 26.05.08 1st round | vs. Kumari-Sweta Solanki | 6-1, 6-2 | | match details |
| 26.05.08 1/2 | vs. Sun-Jung Kim | 6-1, 4-6, 3-6 | | match details |
| 26.05.08 2nd round | vs. Sanaa Bhambri | 6-2, 6-1 | | match details |
Yoon-Young Jeong - last matches
| Seoul - Hard | ||||
| 28.10.13 q 1 | vs. Ji-Hee Choi | 6-1, 4-6, 6-73 | | match details |
| Incheon - Hard | ||||
| 09.09.13 q 1 | vs. Ji-Hee Lee | 6-73, 2-6 | | match details |
| Yeong Wol - Hard | ||||
| 02.09.13 2nd round | vs. Peangtarn Plipuech | 1-6, 2-6 | | match details |
| 02.09.13 1st round | vs. Boyan Wang | 6-4, 6-2 | | match details |
| 02.09.13 q 1 | vs. Hyebin Kim | 6-1, 6-1 | | match details |
| 02.09.13 q 2 | vs. Hyo Jung Kim | 6-0, 6-0 | | match details |
| 02.09.13 qual. | vs. Ah Song | 3-6, 6-1, 6-0 | | match details |
| Goyang - Hard | ||||
| 20.05.13 q 2 | vs. Sun-Jung Kim | 2-6, 5-7 | | match details |
| 20.05.13 q 1 | vs. Hyo Jung Kim | 6-0, 6-0 | | match details |
| Seoul - Hard | ||||
| 06.05.13 q 2 | vs. Chihiro Takayama | 3-6, 6-2, 6-3 | | match details |
| 06.05.13 1st round | vs. Chang Liu | 6-75, 0-6 | | match details |
| 06.05.13 qual. | vs. Seung-Yeon Hong | 7-67, 7-5 | | match details |
| 06.05.13 q 1 | vs. Qianqian Zhao | 6-4, 3-6, 6-2 | | match details |
| Seoul - Hard | ||||
| 29.04.13 q 1 | vs. Shanshan Guo | 5-7, 1-6 | | match details |
| Seoul - Hard | ||||
| 22.10.12 q 1 | vs. Hyojung Yea | 4-6, 7-62, 2-6 | | match details |
| Yeong Wol - Hard | ||||
| 03.09.12 q 1 | vs. Ji-Sun Kim | 3-6, 1-6 | | match details |
| Yeong Wol - Hard | ||||
| 27.08.12 q 1 | vs. Hee Jin Oh | 6-4, 3-6, 3-6 | | match details |
| Changwon - Hard | ||||
| 23.05.11 q 1 | vs. So-Hyun Bae | 6-2, 3-1, - Yoon-Young Jeong - retired | | match details |
| Goyang - Hard | ||||
| 16.05.11 1st round | vs. Nadia Lalami | 4-6, 4-6 | | match details |
| Gimcheon - I. hard | ||||
| 20.12.10 1/4 | vs. Hyun-Hui Hong | 2-6, 4-6 | | match details |
| 20.12.10 1st round | vs. Sirui He | 6-2, 6-4 | | match details |
| 20.12.10 2nd round | vs. Yuxuan Zhang | 6-3, 6-3 | | match details |
| Yeong Wol - Hard | ||||
| 25.10.10 1st round | vs. Ji-Sun Kim | 6-4, 5-7, 6-1 | | match details |
| 25.10.10 2nd round | vs. Kyung-Yee Chae | 6-3, 6-4 | | match details |
| 25.10.10 1/2 | vs. Seo-Kyung Kang | 3-6, 6-72 | | match details |
| 25.10.10 1/4 | vs. Hye-Min Lee | 6-3, 6-72, 6-0 | | match details |
| Yeong Wol - Hard | ||||
| 18.10.10 1st round | vs. Anastasia Malhotra | 6-0, 6-2 | | match details |
| 18.10.10 2nd round | vs. Na-Ri Kim | 4-6, 3-6 | | match details |
 New Delhi - Hard | ||||
| 01.06.09 2nd round | vs. Rashmi Teltumbde | 1-3, - Yoon-Young Jeong - retired | | match details |
| 01.06.09 1st round | vs. Kristina Pejkovic | 6-2, 6-2 | | match details |
