Challenger - Busan | 10/16 01:30 | 14 | Suk Ann v Seong Chan Hong | 2-6,2-6 | |
Challenger Gwangju | 10/04 07:45 | 25 | [371] Mukund Sasikumar v Seong Chan Hong [467] | 4-6,6-1,7-5 | |
ATP Soul | 09/26 10:00 | 25 | [471] Seong Chan Hong v Kaichi Uchida [163] | 4-6,2-6 | |
Davise karikas | 09/18 14:00 | 1 | [21] Roberto Bautista-Agut v Seong Chan Hong [467] | 6-1,6-3 | |
Davise karikas | 09/15 14:00 | 1 | [467] Seong Chan Hong v Dusan Lajovic [92] | 4-6,0-6 | |
Davise karikas | 09/13 14:00 | 1 | [467] Seong Chan Hong v Vasek Pospisil [141] | 6-4,1-6,6-7 | |
Challenger Nonthaburi | 08/25 06:00 | 26 | [482] Seong-Chen Hong v Yasutaka Uchiyama [264] | 3-6,3-6 | |
Challenger Nonthaburi | 08/23 06:05 | 25 | [334] Bu Yunchaokete v Seong-Chen Hong [482] | Retired | |
Challenger Nonthaburi | 08/22 05:35 | 19 | [409] Tristan Schoolkate v Seong-Chen Hong [478] | 6-7,6-4,4-6 | |
Challenger Nonthaburi | 08/21 03:00 | 14 | [478] Seong-Chen Hong v Stuart Parker [456] | 6-3,1-6,6-3 | |
ITF M25 Tbilisi | 08/02 11:35 | 25 | [486] Seong Chan Hong v Prajnesh Gunneswaran [327] | 6-3,3-6,5-7 | |
ITF M25 Tbilisi | 07/26 09:40 | 25 | Seong Chan Hong v Daniil Ostapenkov | 3-6,3-6 | |
Challenger Nur-Sultan | 07/19 09:15 | 25 | Roman Safiullin v Seong Chan Hong | 6-2,3-6,6-3 | |
Challenger Nur-Sultan | 07/18 09:15 | 19 | Seong Chan Hong v Zura Tkemaladze | 3-6,6-3,6-2 | |
Challenger Nur-Sultan | 07/17 05:30 | 14 | Seong Chan Hong v Minkyu Song | 6-1,6-4 | |
ITF M25 Harmon | 06/12 00:30 | 29 | Seong Chan Hong v Sho Shimabukuro | 6-3,4-6,1-6 | |
ITF M25 Harmon | 06/11 02:45 | 28 | Seong Chan Hong v Cheong-Eui Kim | 6-3,6-3 | |
ITF M25 Harmon | 06/11 01:30 | - | Seong Chan Hong v Cheong E Kim | 6-3,6-3 | |
ITF M25 Harmon | 06/10 01:30 | 27 | Kokoro Isomura v Seong Chan Hong | 2-6,3-6 | |
ITF M25 Harmon | 06/09 03:35 | 26 | Huzaifa Abdul Rehman v Seong Chan Hong | 0-6,6-7 | |
ITF M25 Harmon | 06/08 00:00 | 25 | Jared Thompkins v Seong Chan Hong | 5-7,1-6 | |
ITF M25 Harmon | 06/05 05:00 | 29 | Rio Noguchi v Seong Chan Hong | 3-6,2-6 | |
ITF M25 Harmon | 06/04 00:00 | 28 | Cheong-Eui Kim v Seong Chan Hong | 2-6,0-6 | |
ITF M25 Harmon | 06/03 00:00 | 27 | Seong Chan Hong v Jisung Nam | 6-2,5-7,6-1 | |
ITF M25 Harmon | 06/02 01:10 | 26 | Seong Chan Hong v Eric Padgham | 6-2,6-3 | |
ITF M25 Harmon | 05/31 00:00 | 25 | Seong Chan Hong v Huzaifa Abdul Rehman | 6-2,6-1 | |
ITF M15 Chiang Rai | 04/21 05:05 | 26 | Seong Chan Hong v Kasidit Samrej | 6-3,6-7,4-6 | |
ITF M15 Chiang Rai | 04/20 02:00 | 25 | Seong Chan Hong v S D Prajwal Dev | 5-7,6-4,6-2 | |
ITF M15 Chiang Rai | 04/17 02:00 | 29 | Nam Hoang Ly v Seong Chan Hong | 3-6,6-3,5-7 | |
ITF M15 Chiang Rai | 04/16 02:00 | 28 | Seong Chan Hong v Jisung Nam | 6-1,6-2 |
Hong Seong-chan (born 30 June 1997) is a South Korean tennis player. Hong has a career high ATP singles ranking of world No. 172 achieved on 15 April 2024 and a doubles ranking of No. 359 achieved on 16 January 2023. He is the current Korean No. 1 singles player.
Since 2015, Hong has been a member of the South Korean Davis Cup team.
Hong reached the final of the 2015 Australian Open junior championships, falling to top seed Roman Safiullin in the final.
Hong had a career high junior ranking of No. 3.
He lifted his maiden trophy at the ATP 2022 Matsuyama Challenger.
He reached the last round of qualifying at the 2023 Rolex Shanghai Masters.
Ranked No. 227, he qualified for the 2024 BNP Paribas Open having entered the qualifying competition as an alternate after Yosuke Watanuki‘s withdrawal, making his Masters debut.