Republic of Korea
28.01.90, 35 years
28.01.90, 35 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
30.06.88, 36 years
30.06.88, 36 years
Dae-Soung Oh vs. Sung-Keun Jeong - head to head matches
| 02.06.14 | q 1 | Dae-Soung Oh | Sung-Keun Jeong | 6-4, 6-3 | match details |  Korea F4 | Hard |
Dae-Soung Oh form & Sung-Keun Jeong form
Dae-Soung Oh - last matches
| Korea F6 - Clay | ||||
| 23.08.16 1st round | vs. Min-Hyoek Cho | 6-2, 3-6, 4-6 |  | match details |
| Korea F5 - Hard | ||||
| 11.07.16 q 1 | vs. Ji Ha Kim | 2-6, 4-6 | | match details |
| Korea F4 - Hard | ||||
| 04.07.16 1st round | vs. Ji Sung Nam | 1-6, 1-6 | | match details |
| 04.07.16 q 2 | vs. Dae-Young Kim | 6-3, 6-1 |  | match details |
| 04.07.16 qual. | vs. Young-Hoon Jeong | 6-2, 6-4 | | match details |
| 04.07.16 q 1 | vs. Brian Boggs | 6-4, 6-2 | | match details |
| Korea F1 - Hard | ||||
| 13.06.16 qual. | vs. Dylan Seong-Kwan Kim | 3-6, 3-6 | | match details |
| 13.06.16 q 1 | vs. Byeonghun Kim | 6-1, 6-4 | | match details |
| 13.06.16 q 2 | vs. Hyun Woo Cho | 6-0, 7-64 | | match details |
 USA F5 - Clay | ||||
| 25.01.16 | vs. Frederick Saba | 7-62, 6-4 | | match details |
| 25.01.16 q 2 | vs. Hunter Callahan | 6-73, 4-6 | | match details |
| 25.01.16 q 1 | vs. Rafael Gentil | 7-5, 6-2 | | match details |
| USA F4 - Clay | ||||
| 21.01.16 2nd round | vs. Tommy Paul | 3-6, 5-7 | | match details |
| 20.01.16 1st round | vs. Alejandro Tabilo | 6-2, 3-6, 7-62 | | match details |
| 18.01.16 q 1 | vs. John Jorgeson | 1-6, 6-2, 6-3 | | match details |
| 18.01.16 q 2 | vs. Piers Farhang | 6-1, 6-4 | | match details |
| 18.01.16 qual. | vs. Michael Grant | 0-6, 6-3, 6-4 | | match details |
| 18.01.16 | vs. Aleksi Tuukkanen | 6-2, 6-1 | | match details |
| USA F3 - Clay | ||||
| 11.01.16 q 2 | vs. Joel Link | 6-72, 6-4, 3-6 | | match details |
| 11.01.16 | vs. Patricio Hernandez-Pons | 6-0, 6-1 | | match details |
| 11.01.16 q 1 | vs. Alexandre Rotsaert | 6-4, 6-3 | | match details |
| Korea F5 - Hard | ||||
| 24.08.15 1st round | vs. Seongchan Hong | 6-4, 4-6, 5-7 | | match details |
| Korea F4 - Hard | ||||
| 17.08.15 q 1 | vs. Soong-Jae Cho | 6-3, 6-3 | | match details |
| 17.08.15 1st round | vs. Seongchan Hong | 0-6, 2-6 | | match details |
| 17.08.15 q 2 | vs. Dong-Kyu Lee | 6-2, 6-3 | | match details |
| 17.08.15 qual. | vs. Dong-Hak Sin | 2-6, 6-3, 6-2 | | match details |
| Korea F3 - Hard | ||||
| 10.08.15 qual. | vs. Tae Wan Kim | 6-1, 6-1 | | match details |
| 10.08.15 1st round | vs. Jung-Woong Na | 2-6, 6-2, 6-72 | | match details |
| 10.08.15 q 1 | vs. Byung-Kook Kang | 6-2, Byung-Kook Kang - retired | | match details |
| 10.08.15 q 2 | vs. Geon Ju Shin | 6-1, 6-2 | | match details |
Sung-Keun Jeong - last matches
| Korea F7 - Clay | ||||
| 07.09.15 q 1 | vs. Byung-Kook Kang | 6-1, 6-1 | | match details |
| 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 |
| 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 1 | vs. Seung Dong Kim | 7-5, 6-3 | | match details |
| 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 |
| 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 2 | vs. Yo-Sub Yoon | 4-6, 1-6 | | match details |
| 25.08.14 q 1 | vs. Hyeon Il Jung | 6-2, 6-0 | | match details |
| Korea F11 - Clay | ||||
| 18.08.14 q 1 | vs. Seong-Gook Oh | 1-6, 6-2, 7-64 | | match details |
| 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 |
| 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 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 |
| 23.06.14 q 2 | vs. In Kyo Jeong | 6-0, 6-1 | | 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 1st round | vs. Hogi Kang | 3-6, 6-3, 0-6 | | match details |
| 26.05.14 q 2 | vs. Hyeong Jin Cho | 6-3, 1-6, 6-2 | | match details |
| 26.05.14 qual. | vs. Sung Jun Park | 6-0, 6-0 | | match details |