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
09.05.95, 30 years
09.05.95, 30 years
Seongchan Hong vs. Seounghun Lee - H2H matches
| 26.06.17 | q 2 | Seongchan Hong | Seounghun Lee | 6-3, 6-0 | match details |  Korea F5 | Clay |
Seongchan Hong form & Seounghun Lee form
Seongchan Hong - last matches
 Shanghai - Hard | ||||
| 01.10.24 qual. | vs. Yosuke Watanuki | 2-6, 5-7 |  | match details |
| 30.09.24 q 1 | vs. Illya Marchenko | 7-65, 6-4 |  | match details |
| Chengdu - Hard | ||||
| 17.09.24 q 1 | vs. Alibek Kachmazov | 4-6, 1-6 | | match details |
 Davis Cup - I. hard | ||||
| 13.09.24 Rubber 1 | vs. Maks Kasnikowski | 7-68, 6-2 | | match details |
| Shanghai Challenger - Hard | ||||
| 04.09.24 2nd round | vs. Dalibor Svrcina | 5-7, 3-6 | | match details |
| 03.09.24 1st round | vs. Tung-Lin Wu | 6-72, 6-4, 6-4 | | match details |
 New York - Hard | ||||
| 21.08.24 q 2 | vs. Kyrian Jacquet | 6-4, 3-6, 5-7 | | match details |
| 19.08.24 q 1 | vs. Jozef Kovalik | 6-4, 6-76, 7-5 | | match details |
| Zhangjiagang Challenger - Hard | ||||
| 31.08.24 1/2 | vs. Yasutaka Uchiyama | 3-6, 7-66, 0-4, - Seongchan Hong - retired | | match details |
| 30.08.24 1/4 | vs. Fajing Sun | 5-7, 6-2, 6-2 | | match details |
| 29.08.24 2nd round | vs. Yan Bai | 6-2, 6-1 | | match details |
| 27.08.24 1st round | vs. Evgeny Donskoy | 4-6, 7-61, 6-2 | | match details |
| Cary Challenger - Hard | ||||
| 12.08.24 1st round | vs. Mattia Bellucci | 4-6, 2-6 | | match details |
| 11.08.24 qual. | vs. Valentin Royer | 6-4, 7-68 | | match details |
| 10.08.24 q 1 | vs. Alex Bolt | 6-1, 6-1 | | match details |
| Washington - Hard | ||||
| 01.08.24 3rd round | vs. Alex Michelsen | 3-6, 3-6 | | match details |
| 31.07.24 2nd round | vs. Karen Khachanov | 6-2, 6-4 | | match details |
| 29.07.24 1st round | vs. Adam Walton | 7-66, 7-64 | | match details |
| 28.07.24 qual. | vs. Paul Jubb | 6-4, 7-5 | | match details |
| 27.07.24 q 1 | vs. Alex Bolt | 6-4, 6-4 | | match details |
| Chicago Challenger - Hard | ||||
| 26.07.24 1/4 | vs. Learner Tien | 3-6, 1-6 | | match details |
| 24.07.24 2nd round | vs. Charles Broom | 6-3, 6-74, 6-4 | | match details |
| 22.07.24 1st round | vs. Alex Bolt | 6-4, 6-3 | | match details |
| Newport - Grass | ||||
| 14.07.24 q 1 | vs. Alex Bolt | 4-6, 3-6 | | match details |
 Winnipeg Challenger - Hard | ||||
| 08.07.24 1st round | vs. Yuta Shimizu | 2-6, 5-7 | | match details |
 London - Grass | ||||
| 24.06.24 q 1 | vs. Pierre-Hugues Herbert | 3-6, 2-6 | | match details |
| Tyler Challenger - Hard | ||||
| 07.06.24 1/4 | vs. Liam Draxl | 2-6, 2-6 | | match details |
| 06.06.24 2nd round | vs. Ernesto Escobedo | 3-6, 6-4, 6-2 | | match details |
| 04.06.24 1st round | vs. Andres Andrade | 6-2, 2-6, 7-61 | | match details |
 Paris - Clay | ||||
| 20.05.24 q 1 | vs. Enzo Couacaud | 7-67, 2-6, 1-6 | | match details |
Seounghun Lee - last matches
| M15 Changwon - Hard | ||||
| 13.10.19 q 1 | vs. Jungwon Park | 4-6, 0-6 | | match details |
| M15 Anseong - Clay | ||||
| 24.06.19 q 1 | vs. Young-Hoon Jeong | 1-6, 0-6 | | match details |
 M15 Akishima - Carpet | ||||
| 10.06.19 q 1 | vs. Taiyo Hirano | 4-6, 2-6 | | match details |
| M15 Daegu - Hard | ||||
| 03.06.19 q 1 | vs. Sung Jun Park | 2-6, 0-6 | | match details |
| Korea F5 - Hard | ||||
| 21.08.18 1st round | vs. Jae Hwan Kim | 1-6, 0-6 | | match details |
| 20.08.18 qual. | vs. Dong Ju Kim | 6-1, 6-1 | | match details |
| 19.08.18 q 2 | vs. William Ma | 3-6, 6-4, 6-3 | | match details |
| 18.08.18 q 1 | vs. Young Seok Lee | 6-3, 6-2 | | match details |
| Korea F4 - Hard | ||||
| 13.08.18 qual. | vs. Ku Keon Kang | 2-6, 2-6 | | match details |
| 12.08.18 q 2 | vs. Jae Won Yun | 3-6, 6-2, 7-63 | | match details |
| 11.08.18 q 1 | vs. Wonbok Lee | 6-2, 7-61 | | match details |
| Korea F3 - Hard | ||||
| 17.06.18 q 2 | vs. Ju-Hae Moon | 1-6, 1-2, - Seounghun Lee - retired | | match details |
| 16.06.18 q 1 | vs. Geon Ju Shin | 6-3, 6-4 | | match details |
| Korea F2 - Hard | ||||
| 10.06.18 q 2 | vs. Sang-Woo Noh | 3-6, 3-6 | | match details |
| 09.06.18 q 1 | vs. Geon Ju Shin | 6-3, 6-4 | | match details |
| Korea F1 - Hard | ||||
| 02.06.18 q 1 | vs. Sung Jun Park | 1-6, 1-6 | | match details |
| Gwangju Challenger - Hard | ||||
| 16.09.17 q 1 | vs. Dae-Hee Lee | 4-6, 3-6 | | match details |
| Korea F5 - Clay | ||||
| 26.06.17 q 2 | vs. Seongchan Hong | 3-6, 0-6 | | match details |
| 26.06.17 q 1 | vs. Sang-Oh Oh | 6-2, 6-2 | | match details |
| Korea F4 - Hard | ||||
| 19.06.17 q 2 | vs. Sung Woo Cho | 6-3, 6-3 | | match details |
| 19.06.17 qual. | vs. Woo-Ram Kim | 6-4, 3-6, 2-6 | | match details |
| 19.06.17 q 1 | vs. Ahn Hyeongil | 6-4, 6-3 | | match details |
| Korea F3 - Hard | ||||
| 12.06.17 q 2 | vs. Seunghun Shin | 3-6, 6-73 | | match details |
| 12.06.17 q 1 | vs. Woo Hyeok Jang | 7-5, 1-0, Woo Hyeok Jang - retired | | match details |
| Korea F2 - Hard | ||||
| 05.06.17 q 1 | vs. Suk Ann | 6-2, 6-3 | | match details |
| 05.06.17 qual. | vs. Ku Keon Kang | 7-5, 2-6, 4-6 | | match details |
| 05.06.17 q 2 | vs. Sang-Oh Oh | 6-3, 6-2 | | match details |
| Korea F8 - Clay | ||||
| 05.09.16 q 1 | vs. Chuanqi Su | 7-63, 6-1 | | match details |
| 05.09.16 q 2 | vs. Sang-Oh Oh | 3-6, 5-7 | | match details |
| Korea F6 - Clay | ||||
| 22.08.16 q 1 | vs. Tae-Woo Lee | 2-6, 4-6 | | match details |
