Park Ui-sung

Park Ui-sung
박의성
Country (sports) South Korea
Born (2000-09-27) 27 September 2000
Seoul, South Korea
PlaysRight-handed (two-handed backhand)
Prize money$66,879
Singles
Career record0–0 (at ATP Tour level, Grand Slam level, and in Davis Cup)
Career titles0
Highest rankingNo. 546 (26 June 2023)
Current rankingNo. 712 (30 March 2026)
Grand Slam singles results
Australian Open Junior1R (2018)
French Open Junior2R (2017)
Wimbledon Junior1R (2017)
US Open Junior3R (2017)
Doubles
Career record1–1 (at ATP Tour level, Grand Slam level, and in Davis Cup)
Career titles0
Highest rankingNo. 212 (30 March 2026)
Current rankingNo. 212 (30 March 2026)
Grand Slam doubles results
French Open Junior2R (2017)
Wimbledon Junior2R (2017)
US Open Junior1R (2017)
Last updated on: 30 March 2026.
Park Ui-sung
Hangul
박의성
RRBak Uiseong
MRPak Ŭisŏng

Park Ui-sung (Korean: 박의성; born 27 September 2000) is a South Korean tennis player. He has a career-high ranking of No. 546 achieved on 26 June 2023 and a doubles ranking of No. 212 achieved on 30 March 2026.

Park has a career high ITF junior combined ranking of No. 3 achieved on 1 January 2018.

Challenger and World Tennis Tour Finals

Singles: 6 (3-3)

Legend (singles)
ATP Challenger Tour (0-0)
ITF World Tennis Tour (3-3)
Titles by surface
Hard (3–3)
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 Georgia (country) Saba Purtseladze 4–6, 4–6
Win 1–1 Sep 2022 M15 Daegu, South Korea World Tennis Tour Hard South Korea Kim Cheong-Eui 6–3, 6–4
Win 2–1 Jun 2023 M25 Daegu, South Korea World Tennis Tour Hard South Korea Lee Jea-moon 6–3, 7–5
Loss 2–2 May 2025 M15 Daegu, South Korea World Tennis Tour Hard South Korea Nam Ji-sung 1–6, 2–6
Win 3–2 May 2026 M15 Wuning, China World Tennis Tour Hard Japan Taisei Ichikawa 6–2, 6–3
Loss 3–3 May 2026 M15 Wuning, China World Tennis Tour Hard Australia Jake Delaney 5–7, 4–6

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 South Korea Jeong Yeong-Seok Brazil Wilson Leite
Belgium Jeroen Vanneste		 2-6, 2–6
Loss 0–2 May 2019 M15 Cairo, Egypt World Tennis Tour Clay South Korea Jeong Yeong-Seok Russia Alexander Igoshin
Portugal Bernardo Saraiva		 6-4, 2–6, [4–10]
Loss 0–3 Jun 2019 M15 Anseong, South Korea World Tennis Tour Clay South Korea Jeong Yeong-Seok Japan Haru Inoue
Japan Ryota Tanuma		 (W/O)
Win 1–3 Jun 2021 M15 Monastir, Tunisia World Tennis Tour Hard India Siddhant Banthia Australia Jeremy Beale
New Zealand Ajeet Rai		 (W/O)
Loss 1–4 Nov 2021 M15 Heraklion, Greece World Tennis Tour Hard United Kingdom Harry Wendelken Sweden Filip Bergevi
Germany Kai Wehnelt		 6–7(8–10), 6–4, [7–10]
Loss 1–5 Mar 2022 M15 Sharm El Sheikh, Egypt World Tennis Tour Hard Uzbekistan Sergey Fomin Czech Republic Jiri Barnat
Czech Republic Filip Duda		 3–6, 2–6
Loss 1–6 Jun 2022 M15 Tay Ninh, Vietnam World Tennis Tour Hard South Korea Son Ji Hoon Philippines Francis Casey Alcantara
Vietnam Lý Hoàng Nam		 3–6, 1–6
Win 2–6 Nov 2022 M25 Sharm El Sheikh, Egypt World Tennis Tour Hard South Korea Jeong Yeong-Seok Italy Jacopo Berrettini
Italy Francesco Forti		 6–1, 7–6(11–9)
Win 3–6 Jun 2023 M25 Daegu, South Korea World Tennis Tour Hard South Korea Jeong Yeong-Seok South Korea Cho Seung Woo
South Korea Kim Dong Ju		 2–6, 6–0, [10–5]
Win 4–6 Oct 2024 M25 Huzhou, China World Tennis Tour Hard South Korea Jeong Yeong-seok China Li Zekai
China Jin Yuquan		 7–6(9–7), 6–1
Loss 4–7 Jan 2025 M25 Bhopal, India World Tennis Tour Hard South Korea Jeong Yeong-seok India Chirag Duhan
India Dev Javia		 6–4, 1–6, [2–10]
Win 5–7 Mar 2025 M15 Nonthaburi, Thailand World Tennis Tour Hard South Korea Jeong Yeong-seok Thailand Thanapet Chanta
Thailand Yuttana Charoenphon		 2–6, 6–2, [10–4]
Win 6–7 Apr 2025 M15 Lu'an, China World Tennis Tour Hard South Korea Jeong Yeong-seok Chinese Taipei Hsieh Cheng-peng
China Yang Mingyuan		 6–4, 3–6, [10–8]
Win 7–7 May 2025 M25 Baotou, China World Tennis Tour Clay (i) South Korea Jeong Yeong-seok China Jin Yuquan
China Li Zekai		 6–4, 7–6(7–4)
Win 8–7 May 2025 M15 Lu'an, China World Tennis Tour Hard Chinese Taipei Huang Tsung-hao China Liu Shaoyun
China Lu Pengyu		 6–1, 7–5
Loss 8–8 May 2025 M15 Daegu, South Korea World Tennis Tour Hard South Korea Kwon Soon-woo Japan Yusuke Kusuhara
Japan Shunsuke Nakagawa		 3–6, 4–6
Loss 8–9 Jun 2025 M25 Changwon, South Korea World Tennis Tour Hard South Korea Jeong Yeong-seok South Korea Chung Hong
South Korea Son Ji-hoon		 4–6, 2–6
Loss 8–10 Jun 2025 M25 Luzhou, China World Tennis Tour Hard South Korea Jeong Yeong-seok Switzerland Luca Castelnuovo
China Zheng Baoluo		 6–3, 6–7(3–7), [4–10]
Win 9–10 Jul 2025 M15 Nakhon Pathom, Thailand World Tennis Tour Hard Thailand Wishaya Trongcharoenchaikul Australia Jake Delaney
Japan Ryotaro Taguchi		 7–6(7–5), 2–6, [10–6]
Loss 9–11 Jul 2025 Astana, Kazakhstan Challenger Hard Philippines Francis Alcantara Japan Taisei Ichikawa
Japan Kokoro Isomura		 5–7, 6–2, [5–10]
Win 10–11 Aug 2025 M15 Ma'anshan, China World Tennis Tour Hard (i) South Korea Nam Ji-sung South Korea Cho Seong-woo
China Yang Zijiang		 6–3, 4–6, [10–7]
Loss 10–12 Sep 2025 Jingshan, China Challenger Clay Chinese Taipei Huang Tsung-hao India Anirudh Chandrasekar
United States Reese Stalder		 2–6, 6–2, [7–10]
Win 11–12 Jan 2026 Phan Thiết, Vietnam Challenger Hard South Korea Nam Ji-sung Australia Joshua Charlton
Spain Iván Marrero Curbelo		 6–4, 6–3
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