Park Ui-sung (Korean: 박의성; born 27 September 2000) is a South Korean tennis player. He has a career-high ranking of No. 635 achieved on 12 September 2022.
Park has a career high ITF junior combined ranking of No. 3 achieved on 1 January 2018.
Challenger and World Tennis Tour Finals
Singles: 4 (2-2)
| Legend (singles)
|
| ATP Challenger Tour (0-0)
|
| ITF World Tennis Tour (2-2)
|
|
| Titles by surface
|
| Hard (2–2)
|
| Clay (0-0)
|
| Grass (0–0)
|
| Carpet (0–0)
|
|
| Result
|
W–L
|
Date
|
Tournament
|
Tier
|
Surface
|
Opponent
|
Score
|
| Loss
|
0–1
|
Mar 2022
|
M15 Sharm El Sheikh, Egypt
|
World Tennis Tour
|
Hard
|
Saba Purtseladze
|
4–6, 4–6
|
| Win
|
1–1
|
Sep 2022
|
M15 Daegu, South Korea
|
World Tennis Tour
|
Hard
|
Kim Cheong-Eui
|
6–3, 6–4
|
| Win
|
2–1
|
Jun 2023
|
M25 Daegu, South Korea
|
World Tennis Tour
|
Hard
|
Lee Jea-moon
|
6–3, 7–5
|
| Loss
|
2–2
|
May 2025
|
M15 Daegu, South Korea
|
World Tennis Tour
|
Hard
|
Nam Ji-sung
|
1–6, 2–6
|
Doubles: 23 (11–12)
| Legend (singles)
|
| ATP Challenger Tour (1–2)
|
| ITF World Tennis Tour (10–10)
|
|
| Titles by surface
|
| Hard (10–8)
|
| Clay (1–4)
|
| Grass (0–0)
|
| Carpet (0–0)
|
|
| Result
|
W–L
|
Date
|
Tournament
|
Tier
|
Surface
|
Partner
|
Opponents
|
Score
|
| Loss
|
0–1
|
Dec 2018
|
Turkey F38, Antalya
|
Futures
|
Clay
|
Jeong Yeong-Seok
|
Wilson Leite Jeroen Vanneste
|
2-6, 2-6
|
| Loss
|
0–2
|
May 2019
|
M15 Cairo, Egypt
|
World Tennis Tour
|
Clay
|
Jeong Yeong-Seok
|
Alexander Igoshin Bernardo Saraiva
|
6-4, 2-6, [4–10]
|
| Loss
|
0–3
|
Jun 2019
|
M15 Anseong, South Korea
|
World Tennis Tour
|
Clay
|
Jeong Yeong-Seok
|
Haru Inoue Ryota Tanuma
|
(W/O)
|
| Win
|
1–3
|
Jun 2021
|
M15 Monastir, Tunisia
|
World Tennis Tour
|
Hard
|
Siddhant Banthia
|
Jeremy Beale Ajeet Rai
|
(W/O)
|
| Loss
|
1–4
|
Nov 2021
|
M15 Heraklion, Greece
|
World Tennis Tour
|
Hard
|
Harry Wendelken
|
Filip Bergevi Kai Wehnelt
|
6–7(8–10), 6–4, [7–10]
|
| Loss
|
1–5
|
Mar 2022
|
M15 Sharm El Sheikh, Egypt
|
World Tennis Tour
|
Hard
|
Sergey Fomin
|
Jiri Barnat Filip Duda
|
3–6, 2–6
|
| Loss
|
1–6
|
Jun 2022
|
M15 Tay Ninh, Vietnam
|
World Tennis Tour
|
Hard
|
Son Ji Hoon
|
Francis Casey Alcantara Lý Hoàng Nam
|
3–6, 1–6
|
| Win
|
2–6
|
Nov 2022
|
M25 Sharm El Sheikh, Egypt
|
World Tennis Tour
|
Hard
|
Jeong Yeong-Seok
|
Jacopo Berrettini Francesco Forti
|
6–1, 7–6(11–9)
|
| Win
|
3–6
|
Jun 2023
|
M25 Daegu, South Korea
|
World Tennis Tour
|
Hard
|
Jeong Yeong-Seok
|
Cho Seung Woo Kim Dong Ju
|
2–6, 6–0, [10–5]
|
| Win
|
4–6
|
Oct 2024
|
M25 Huzhou, China
|
World Tennis Tour
|
Hard
|
Jeong Yeong-seok
|
Li Zekai Jin Yuquan
|
7–6(9–7), 6–1
|
| Loss
|
4–7
|
Jan 2025
|
M25 Bhopal, India
|
World Tennis Tour
|
Hard
|
Jeong Yeong-seok
|
Chirag Duhan Dev Javia
|
6–4, 1–6, [2–10]
|
| Win
|
5–7
|
Mar 2025
|
M15 Nonthaburi, Thailand
|
World Tennis Tour
|
Hard
|
Jeong Yeong-seok
|
Thanapet Chanta Yuttana Charoenphon
|
2–6, 6–2, [10–4]
|
| Win
|
6–7
|
Apr 2025
|
M15 Lu'an, China
|
World Tennis Tour
|
Hard
|
Jeong Yeong-seok
|
Hsieh Cheng-peng Yang Mingyuan
|
6–4, 3–6, [10–8]
|
| Win
|
7–7
|
May 2025
|
M25 Baotou, China
|
World Tennis Tour
|
Clay (i)
|
Jeong Yeong-seok
|
Jin Yuquan Li Zekai
|
6–4, 7–6(7–4)
|
| Win
|
8–7
|
May 2025
|
M15 Lu'an, China
|
World Tennis Tour
|
Hard
|
Huang Tsung-hao
|
Liu Shaoyun Lu Pengyu
|
6–1, 7–5
|
| Loss
|
8–8
|
May 2025
|
M15 Daegu, South Korea
|
World Tennis Tour
|
Hard
|
Kwon Soon-woo
|
Yusuke Kusuhara Shunsuke Nakagawa
|
3–6, 4–6
|
| Loss
|
8–9
|
Jun 2025
|
M25 Changwon, South Korea
|
World Tennis Tour
|
Hard
|
Jeong Yeong-seok
|
Chung Hong Son Ji-hoon
|
4–6, 2–6
|
| Loss
|
8–10
|
Jun 2025
|
M25 Luzhou, China
|
World Tennis Tour
|
Hard
|
Jeong Yeong-seok
|
Luca Castelnuovo Zheng Baoluo
|
6–3, 6–7(3–7), [4–10]
|
| Win
|
9–10
|
Jul 2025
|
M15 Nakhon Pathom, Thailand
|
World Tennis Tour
|
Hard
|
Wishaya Trongcharoenchaikul
|
Jake Delaney Ryotaro Taguchi
|
7–6(7–5), 2–6, [10–6]
|
| Loss
|
9–11
|
Jul 2025
|
Astana, Kazakhstan
|
Challenger
|
Hard
|
Francis Alcantara
|
Taisei Ichikawa Kokoro Isomura
|
5–7, 6–2, [5–10]
|
| Win
|
10–11
|
Aug 2025
|
M15 Ma'anshan, China
|
World Tennis Tour
|
Hard (i)
|
Nam Ji-sung
|
Cho Seong-woo Yang Zijiang
|
6–3, 4–6, [10–7]
|
| Loss
|
10–12
|
Sep 2025
|
Jingshan, China
|
Challenger
|
Clay
|
Huang Tsung-hao
|
Anirudh Chandrasekar Reese Stalder
|
2–6, 6–2, [7–10]
|
| Win
|
11–12
|
Jan 2026
|
Phan Thiết, Vietnam
|
Challenger
|
Hard
|
Nam Ji-sung
|
Joshua Charlton Iván Marrero Curbelo
|
6–4, 6–3
|
External links