Republic of Korea
26.02.92, 33 years
26.02.92, 33 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
08.04.97, 28 years
08.04.97, 28 years
Dong-Hak Sin vs. Ilsang Yoon - H2H matches
| 27.05.13 | q 1 | Dong-Hak Sin | Ilsang Yoon | 6-3, 6-2 | match details |  Korea F4 | Hard |
Dong-Hak Sin form & Ilsang Yoon form
Dong-Hak Sin - last matches
| Korea F6 - Clay | ||||
| 30.08.18 2nd round | vs. Min-Kyu Song | 7-65, 2-6, 4-6 |  | match details |
| 28.08.18 1st round | vs. Geun Jun Kim | 6-2, 6-3 |  | match details |
| Korea F5 - Hard | ||||
| 18.08.18 q 1 | vs. Sung Hun Kim | 5-7, 1-6 | | match details |
| Gwangju Challenger - Hard | ||||
| 14.08.18 1st round | vs. Maverick Banes | 2-6, 1-6 | | match details |
| Korea F2 - Hard | ||||
| 10.06.18 q 2 | vs. Jin Sung Han | 6-72, 6-4, 6-74 | | match details |
| Korea F1 - Hard | ||||
| 06.06.18 2nd round | vs. Cheong-Eui Kim | 1-6, 2-6 | | match details |
| 05.06.18 1st round | vs. Ju-Hae Moon | 6-1, 6-4 | | match details |
| 03.06.18 q 2 | vs. Woo Hyeok Jang | 6-1, 6-2 | | match details |
| 03.06.18 qual. | vs. Jun Sang Park | 6-2, 6-3 | | match details |
| Gwangju Challenger - Hard | ||||
| 19.09.17 1st round | vs. Matthew Ebden | 5-7, 3-6 | | match details |
| Korea F5 - Clay | ||||
| 28.06.17 1st round | vs. Seongchan Hong | 5-7, 3-6 | | match details |
| 26.06.17 q 1 | vs. Wonseok Lee | 6-1, 6-1 | | match details |
| 26.06.17 q 2 | vs. Geon Ju Shin | 7-5, 6-3 | | match details |
| 26.06.17 qual. | vs. Woo-Ram Kim | 6-2, 3-6, 7-5 | | match details |
| Korea F4 - Hard | ||||
| 20.06.17 1st round | vs. Min-Hyoek Cho | 4-6, 0-6 | | match details |
| 19.06.17 q 2 | vs. Jun Su Kim | 6-3, 6-3 | | match details |
| 19.06.17 qual. | vs. Byeonghun Kim | 6-3, 6-1 | | match details |
| Korea F3 - Hard | ||||
| 12.06.17 q 1 | vs. Young-Hoon Jeong | 2-6, 1-6 | | match details |
| Korea F2 - Hard | ||||
| 09.06.17 1/4 | vs. Cheong-Eui Kim | 4-6, 3-6 | | match details |
| 08.06.17 2nd round | vs. Dylan Seong-Kwan Kim | 6-4, 6-76, 7-5 | | match details |
| 07.06.17 1st round | vs. Jui-Chen Hung | 2-6, 6-4, 7-5 | | match details |
| 05.06.17 q 1 | vs. Jung Nyeon Kim | 6-3, 6-4 | | match details |
| 05.06.17 q 2 | vs. Ivan Kalinin | 6-2, 6-2 | | match details |
| 05.06.17 qual. | vs. Jun Sang Park | 7-5, 2-6, 6-0 | | match details |
| Korea F1 - Hard | ||||
| 01.06.17 2nd round | vs. Cheong-Eui Kim | 3-6, 5-7 | | match details |
| 31.05.17 1st round | vs. Sung Jun Park | 4-6, 6-2, 6-3 | | match details |
| 29.05.17 q 1 | vs. Hyeong Jin Cho | 6-3, 6-4 | | match details |
| 29.05.17 q 2 | vs. Dukyoung Kim | 3-6, 6-3, 6-1 | | match details |
| 29.05.17 qual. | vs. Seongbin Sim | 6-3, 6-0 | | match details |
| Korea F8 - Clay | ||||
| 05.09.16 q 1 | vs. Jae-Won Choi | 6-4, 7-5 | | match details |
Ilsang Yoon - last matches
| Korea F3 - Hard | ||||
| 19.06.18 1st round | vs. Soon-Woo Kwon | 1-6, 0-6 | | match details |
| 18.06.18 qual. | vs. Seungri Choi | 6-3, 6-2 | | match details |
| 17.06.18 q 2 | vs. Jaeheon Yoon | 7-5, 6-2 | | match details |
| 16.06.18 q 1 | vs. Dong Ju Kim | 6-2, 6-2 | | match details |
| Korea F1 - Hard | ||||
| 03.06.18 q 2 | vs. Young-Hoon Jeong | 4-6, 7-5, 2-6 | | match details |
| 02.06.18 q 1 | vs. Jin Sung Han | 7-66, 4-6, 6-3 | | match details |
 Indonesia F8 - Hard | ||||
| 27.11.17 q 2 | vs. Kento Tagashira | 7-63, 3-6, 7-62 | | match details |
| 27.11.17 qual. | vs. Manish Sureshkumar | 0-6, 1-6 | | match details |
| Indonesia F7 - Hard | ||||
| 20.11.17 q 2 | vs. Dustin Goldenberg | 6-4, 6-3 | | match details |
| 20.11.17 qual. | vs. Natthasith Kunsuwan | 2-6, 5-7 | | match details |
| Korea F12 - Clay | ||||
| 25.08.14 q 1 | vs. Sanghoon Park | 6-2, 6-1 | | match details |
| 25.08.14 q 2 | vs. Jun Sang Park | 4-6, 1-6 | | match details |
| Korea F2 - Hard | ||||
| 28.04.14 q 2 | vs. Hong-Soon Kim | 6-2, 3-6, 6-4 | | match details |
| 28.04.14 qual. | vs. Soong-Jae Cho | 1-6, 2-6 | | match details |
| 28.04.14 q 1 | vs. Chan Hwi Shin | 6-4, 6-2 | | match details |
| Korea F7 - Hard | ||||
| 17.06.13 1st round | vs. Enrique Lopez-Perez | 6-72, 4-6 | | match details |
| Korea F6 - Hard | ||||
| 10.06.13 q 1 | vs. Ji Hun Park | 6-2, 7-64 | | match details |
| 10.06.13 q 2 | vs. Ji Ha Kim | 4-6, 3-6 | | match details |
| Korea F5 - Hard | ||||
| 03.06.13 q 1 | vs. Byeonghun Kim | 2-6, 3-6 | | match details |
| Korea F4 - Hard | ||||
| 27.05.13 q 1 | vs. Dong-Hak Sin | 3-6, 2-6 | | match details |
| Korea F2 - Hard | ||||
| 06.05.13 q 1 | vs. Shinta Fujii | 6-2, 2-6, 3-6 | | match details |
