Republic of Korea
30.06.88, 36 years
30.06.88, 36 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
China
01.04.99, 26 years
01.04.99, 26 years
Sung-Keun Jeong vs. Ruo Chen - head to head matches
| 26.05.14 | q 1 | Sung-Keun Jeong | Ruo Chen | 6-3, 6-2 | match details |  Korea F3 | Hard |
Sung-Keun Jeong form & Ruo Chen form
Sung-Keun Jeong - last matches
| Korea F7 - Clay | ||||
| 07.09.15 q 2 | vs. Dong-Hak Sin | 6-4, 6-2 |  | match details |
| 07.09.15 qual. | vs. Ho-Min Kang | 1-6, 6-75 |  | match details |
| 07.09.15 q 1 | vs. Byung-Kook Kang | 6-1, 6-1 | | match details |
| Korea F5 - Hard | ||||
| 24.08.15 q 1 | vs. Hyeong Jin Cho | 5-7, 1-2, - Sung-Keun Jeong - retired | | match details |
| Korea F4 - Hard | ||||
| 17.08.15 q 1 | vs. Woo-Ram Kim | 2-6, 3-6 | | match details |
| Korea F3 - Hard | ||||
| 10.08.15 q 1 | vs. Jae-Won Choi | 3-6, 3-6 | | match details |
 Thailand F5 - Hard | ||||
| 22.06.15 q 1 | vs. Zach Itzstein | 4-6, 2-6 | | match details |
| Thailand F4 - Hard | ||||
| 15.06.15 q 1 | vs. Roy Hobbs | 3-6, 4-6 | | match details |
| Korea F2 - Hard | ||||
| 25.05.15 q 2 | vs. Ilyoung Jeong | 6-2, 6-2 | | match details |
| 25.05.15 qual. | vs. A-Ram Kim | 6-2, 6-3 | | match details |
| 25.05.15 1st round | vs. Fritz Wolmarans | 1-6, 4-6 | | match details |
| 25.05.15 q 1 | vs. Seung Dong Kim | 7-5, 6-3 | | match details |
| Korea F1 - Hard | ||||
| 18.05.15 q 1 | vs. Jung-Woong Na | 2-6, 2-6 | | match details |
| Korea F12 - Clay | ||||
| 25.08.14 q 1 | vs. Hyeon Il Jung | 6-2, 6-0 | | match details |
| 25.08.14 q 2 | vs. Yo-Sub Yoon | 4-6, 1-6 | | match details |
| Korea F11 - Clay | ||||
| 18.08.14 q 2 | vs. Hyeong Jin Cho | 7-5, 6-0 | | match details |
| 18.08.14 qual. | vs. Sun-Yong Kim | 1-6, 0-6 | | match details |
| 18.08.14 q 1 | vs. Seong-Gook Oh | 1-6, 6-2, 7-64 | | match details |
| Korea F10 - Hard | ||||
| 11.08.14 q 2 | vs. Jae Hwan Kim | 2-6, 6-4, 6-75 | | match details |
| 11.08.14 q 1 | vs. Hyeong Jin Cho | 6-1, 4-6, 7-66 | | match details |
| Korea F8 - Hard | ||||
| 30.06.14 q 1 | vs. Hyun-Soo Lim | 6-3, 4-6, 2-6 | | match details |
| Korea F7 - Hard | ||||
| 23.06.14 q 2 | vs. In Kyo Jeong | 6-0, 6-1 | | match details |
| 23.06.14 qual. | vs. Jea Moon Lee | 0-6, 1-6 | | match details |
| 23.06.14 q 1 | vs. Seong Taek Im | 6-2, 6-3 | | match details |
| Korea F6 - Hard | ||||
| 16.06.14 q 2 | vs. Hyun-Soo Lim | 6-2, 1-6, 3-6 | | match details |
| 16.06.14 q 1 | vs. Sangmin Park | 6-4, 7-5 | | match details |
| Korea F4 - Hard | ||||
| 02.06.14 q 1 | vs. Dae-Soung Oh | 4-6, 3-6 | | match details |
| Korea F3 - Hard | ||||
| 26.05.14 qual. | vs. Sung Jun Park | 6-0, 6-0 | | match details |
| 26.05.14 q 1 | vs. Ruo Chen | 6-3, 6-2 | | match details |
| 26.05.14 1st round | vs. Hogi Kang | 3-6, 6-3, 0-6 | | match details |
Ruo Chen - last matches
 China F11 - Hard | ||||
| 14.07.18 q 2 | vs. Wai Yu Kai | 1-6, 2-6 | | match details |
| Korea F8 - Hard | ||||
| 30.06.14 q 1 | vs. A-Ram Kim | 2-6, 0-6 | | match details |
| Korea F7 - Hard | ||||
| 23.06.14 q 1 | vs. Woo Hyeok Jang | 2-6, 2-6 | | match details |
| Korea F6 - Hard | ||||
| 16.06.14 q 2 | vs. Ji Ha Kim | 2-6, 2-6 | | match details |
| 16.06.14 q 1 | vs. Min-Seok Song | 7-65, 6-4 | | match details |
| Korea F3 - Hard | ||||
| 26.05.14 q 1 | vs. Sung-Keun Jeong | 3-6, 2-6 | | match details |
