China
22.06.92, 32 years
11171 $
22.06.92, 32 years
11171 $
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
Yi Zhong vs. Yoon-Young Jeong - head to head matches
| 25.05.09 | 1/4 | Yi Zhong | Yoon-Young Jeong | 5-7, 6-3, 6-3 | match details |  New Delhi | Hard |
| 08.09.08 | 1st round | Yi Zhong | Yoon-Young Jeong | 2-6, 7-65, 6-3 | match details |  Go Yang | Hard |
Yi Zhong form & Yoon-Young Jeong form
Yi Zhong - last matches
| Seoul - Hard | ||||
| 06.05.13 q 1 | vs. Mi-Rae Ham | 3-6, 3-6 |  | match details |
| Seoul - Hard | ||||
| 29.04.13 1st round | vs. Chin-Wei Chan | 1-6, 2-6 | | match details |
| 29.04.13 q 1 | vs. Yumi Nakano | 7-5, 7-5 |  | match details |
| 29.04.13 q 2 | vs. Jiahui Chen | 1-6, 6-4, 7-5 | | match details |
| 29.04.13 qual. | vs. Qiu Yu Ye | 6-4, 7-63 | | match details |
 Antalya - Clay | ||||
| 25.02.13 q 1 | vs. Katrin Tebaldini | 6-3, 6-0 | | match details |
| 25.02.13 qual. | vs. Angeliki Kairi | 2-6, 5-7 | | match details |
| 25.02.13 q 2 | vs. Pia Konig | 7-5, 6-3 | | match details |
| Antalya - Clay | ||||
| 18.02.13 q 1 | vs. Gaia Squarcialupi | 6-1, 6-0 | | match details |
| 18.02.13 q 2 | vs. Bianca Hincu | 3-6, 1-6 | | match details |
| Antalya - Clay | ||||
| 11.02.13 qual. | vs. Monique Zuur | 0-6, 0-6 | | match details |
| 11.02.13 q 2 | vs. Yana Yurchenko | 6-1, 6-1 | | match details |
 Hong Kong - Hard | ||||
| 07.01.13 q 1 | vs. Hei Tung Wong | 6-1, 6-4 | | match details |
| 07.01.13 qual. | vs. Yihong Li | 6-1, 5-7, 6-3 | | match details |
| 07.01.13 1st round | vs. Yuuki Tanaka | 6-0, 3-6, 6-4 | | match details |
| 07.01.13 2nd round | vs. Na-Ri Kim | 3-6, 3-6 | | match details |
 Huzhu - Clay | ||||
| 09.07.12 1st round | vs. Zhen Yan | 6-3, 6-2 | | match details |
| 09.07.12 q 2 | vs. Xin Ji | 6-2, 6-1 | | match details |
| 09.07.12 2nd round | vs. Haochen Tang | 1-6, 2-6 | | match details |
| 09.07.12 qual. | vs. Jialu Huang | 6-4, 6-1 | | match details |
| Huzhu - Clay | ||||
| 02.07.12 1st round | vs. Yi Yang | 0-6, 4-6 | | match details |
| 02.07.12 q 2 | vs. Ning Hai | 6-2, 6-4 | | match details |
| 02.07.12 qual. | vs. Chen Lu Wu | 6-1, 6-1 | | match details |
| Wenshan - Hard | ||||
| 09.04.12 q 1 | vs. Chen Liang | 4-6, 3-6 | | match details |
| Sanya - Hard | ||||
| 12.03.12 q 2 | vs. Zhen Yan | 7-62, 6-0 | | match details |
| 12.03.12 qual. | vs. Zhaoxuan Yang | 0-6, 4-6 | | match details |
| 12.03.12 q 1 | vs. Xixi Feng | 6-0, 6-0 | | match details |
| Pingguo - Hard | ||||
| 09.01.12 qual. | vs. Jia-Jing Lu | 5-7, 0-6 | | match details |
| 09.01.12 q 1 | vs. Qianqian Zhao | 6-0, 6-4 | | match details |
| 09.01.12 q 2 | vs. Yafan Wang | 6-3, 1-6, 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 qual. | vs. Ah Song | 3-6, 6-1, 6-0 | | match details |
| 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 |
| 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 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 |
| 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 |
| 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 2nd round | vs. Yuxuan Zhang | 6-3, 6-3 | | match details |
| 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 |
| Yeong Wol - Hard | ||||
| 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 |
| 25.10.10 1st round | vs. Ji-Sun Kim | 6-4, 5-7, 6-1 | | match details |
| Yeong Wol - Hard | ||||
| 18.10.10 2nd round | vs. Na-Ri Kim | 4-6, 3-6 | | match details |
| 18.10.10 1st round | vs. Anastasia Malhotra | 6-0, 6-2 | | match details |
| New Delhi - Hard | ||||
| 01.06.09 1st round | vs. Kristina Pejkovic | 6-2, 6-2 | | match details |
| 01.06.09 2nd round | vs. Rashmi Teltumbde | 1-3, - Yoon-Young Jeong - retired | | match details |