Chung Yun-seong
(Redirected from Yunseong Chung)
| Residence | Yongin, South Korea |
|---|---|
| Born | 27 March 1998 Seoul, South Korea |
| Height | 1.78 m (5 ft 10 in) |
| Turned pro | 2017 |
| Plays | Right-handed (two handed-backhand) |
| Prize money | $250,847 |
| Singles | |
| Career record | 0–3 |
| Career titles | 0 |
| Highest ranking | No. 233 (22 July 2019) |
| Current ranking | No. 1,041 (24 November 2025) |
| Grand Slam singles results | |
| US Open | Q1 (2019) |
| Doubles | |
| Career record | 1–1 |
| Career titles | 0 |
| Highest ranking | No. 129 (22 May 2023) |
| Current ranking | No. 677 (24 November 2025) |
| Last updated on: 30 November 2025. | |
| Chung Yun-seong | |
| Hangul | 정윤성 |
|---|---|
| RR | Jeong Yunseong |
| MR | Chŏng Yunsŏng |
Chung Yun-seong (Korean: 정윤성; born 27 March 1998) is a South Korean tennis player.
Chung has a career high ATP singles ranking of No. 233 achieved on 22 July 2019 and a career high ATP doubles ranking of No. 129 achieved on 22 May 2023. Chung has won three doubles ATP Challenger titles as well as four ITF singles and five doubles titles.
On the junior tour, Chung had a career-high combined ranking of 3 achieved on 21 March 2016. Chung was a semifinalist at the 2016 Australian Open boys' singles event and the 2015 US Open boys' singles event where he fell to both eventual champions Oliver Anderson and Taylor Fritz, respectively. Chung was also a singles finalist at the Osaka Mayor's Cup in 2014.
He and Orlando Luz lost to Yishai Oliel of Israel and Patrik Rikl of the Czech Republic in the final of the 2016 French Open boys' doubles, 6–3, 6–4.[1]
Junior Grand Slam finals
[edit | edit source]Doubles: 1 (1 runner-up)
[edit | edit source]| Outcome | Year | Championship | Surface | Partner | Opponent | Score |
|---|---|---|---|---|---|---|
| Runner-up | 2016 | French Open | Clay | Brazil Orlando Luz |  Yishai OlielCzech Republic Patrik Rikl |
3–6, 4–6 |
ATP Challenger and ITF Futures/World Tennis Tour finals
[edit | edit source]Singles: 8 (4–4)
[edit | edit source]
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| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
|---|---|---|---|---|---|---|---|
| Loss | 0–1 | Jun 2014 | Korea F6, Gimcheon | Futures | Hard | South Korea Kim Cheong-Eui | 2–6, 4–6 |
| Loss | 0–2 | Aug 2015 | Korea F3, Gimcheon | Futures | Hard | South Korea Jung-Woong Na | 3–6, 1–6 |
| Loss | 0–3 | May 2016 | China F7, Wuhan | Futures | Hard | Japan Akira Santillan | 1–6, 4–6 |
| Win | 1–3 | Jun 2018 | Korea F2, Gyeongsan | Futures | Hard | South Korea Nam Ji-sung | 6–4, 6–3 |
| Win | 2–3 | Jun 2018 | Korea F3, Daegu | Futures | Hard | South Korea Nam Ji-sung | 6–1, 6–3 |
| Win | 3–3 | May 2021 | M15 Monastir, Tunisia | World Tennis Tour | Hard | Tunisia Aziz Dougaz | 6–1, 7–5 |
| Win | 4–3 | May 2021 | M15 Monastir, Tunisia | World Tennis Tour | Hard | Australia Jeremy Beale | 6–4, 6–2 |
| Loss | 4–4 | Jan 2022 | M25 Monastir, Tunisia | World Tennis Tour | Hard |  Harold Mayot
|
4–6, 6–0, 4–6 |
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Doubles: 25 (14 titles, 11 runner-ups)
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| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
|---|---|---|---|---|---|---|---|---|
| Loss | 0–1 | Aug 2015 | Astana, Kazakhstan | Challenger | Hard | Uzbekistan Jurabek Karimov | Russia Konstantin Kravchuk Ukraine Denys Molchanov |
2–6, 2–6 |
| Win | 1–1 | Mar 2016 | Japan F2, Tokyo | Futures | Hard | South Korea Soonwoo Kwon | Japan Issei Okamura JapanLua error: not enough memory. Kento Takeuchi |
2–6, 6–2, [10–3] |
| Loss | 1–2 | Lua error: not enough memory. | Korea F2, Sangju | Futures | Hard | South KoreaLua error: Internal error: The interpreter exited with status 1. Lim Yong-kyu | South KoreaLua error: Internal error: The interpreter exited with status 1. Nam Ji-sung South KoreaLua error: Internal error: The interpreter exited with status 1. Song Min-kyu |
4–6, 4–6 |
| Loss | 1–3 | Lua error: Internal error: The interpreter exited with status 1. | Thailand F1, Hua Hin | Futures | Hard | ChinaLua error: Internal error: The interpreter exited with status 1. Xin Gao | Chinese TaipeiLua error: Internal error: The interpreter exited with status 1. Chen Ti United StatesLua error: Internal error: The interpreter exited with status 1. John Paul Fruttero |
2–6, 2–6 |
| Win | 2–3 | Lua error: Internal error: The interpreter exited with status 1. | Chinese Taipei F2, Kaohsiung | Futures | Hard |  Lua error: Internal error: The interpreter exited with status 1. Patrik Niklas-Salminen
|
Chinese TaipeiLua error: Internal error: The interpreter exited with status 1. Yu Hsiang Chiu Chinese TaipeiLua error: Internal error: The interpreter exited with status 1. Shao-Fan Liu |
7–5, 6–4 |
| Win | 3–3 | Lua error: Internal error: The interpreter exited with status 1. | Indonesia F4, Jakarta | Futures | Hard | JapanLua error: Internal error: The interpreter exited with status 1. Shintaro Imai | BelgiumLua error: Internal error: The interpreter exited with status 1. Julien Cagnina Lua error: Internal error: The interpreter exited with status 1. Enzo Couacaud
|
6–2, 6–4 |
| Win | 4–3 | Lua error: Internal error: The interpreter exited with status 1. | Indonesia F5, Jakarta | Futures | Hard | JapanLua error: Internal error: The interpreter exited with status 1. Shintaro Imai | JapanLua error: Internal error: The interpreter exited with status 1. Issei Okamura JapanLua error: Internal error: The interpreter exited with status 1. Kento Takeuchi |
6–2, 3–6, [10–6] |
| Win | 5–3 | Lua error: Internal error: The interpreter exited with status 1. | Spain F3, Mallorca | Futures | Clay | JapanLua error: Internal error: The interpreter exited with status 1. Rio Noguchi | BrazilLua error: Internal error: The interpreter exited with status 1. Bruno Sant'Anna  Lua error: Internal error: The interpreter exited with status 1. David Vega Hernández
|
2–6, 7–6(8–6), [10–8] |
| Win | 6–3 | Lua error: Internal error: The interpreter exited with status 1. | Korea F3, Daegu | Futures | Hard | South KoreaLua error: Internal error: The interpreter exited with status 1. Seong Chan Hong | South KoreaLua error: Internal error: The interpreter exited with status 1. Soonwoo Kwon South KoreaLua error: Internal error: The interpreter exited with status 1. Lim Yong-kyu |
walkover |
| Loss | 6–4 | Lua error: Internal error: The interpreter exited with status 1. | Astana, Kazakhstan | Challenger | Hard | South KoreaLua error: Internal error: The interpreter exited with status 1. Nam Ji-sung | KazakhstanLua error: Internal error: The interpreter exited with status 1. Andrey Golubev KazakhstanLua error: Internal error: The interpreter exited with status 1. Aleksandr Nedovyesov |
4–6, 4–6 |
| Loss | 6–5 | Lua error: Internal error: The interpreter exited with status 1. | M25 Nonthaburi, Thailand | World Tennis Tour | Hard | Lua error: Internal error: The interpreter exited with status 1. Corentin Denolly
|
ThailandLua error: Internal error: The interpreter exited with status 1. Sonchat Ratiwatana ThailandLua error: Internal error: The interpreter exited with status 1. Sanchai Ratiwatana |
6–3, 4–6, [5–10] |
| Win | 7–5 | Lua error: Internal error: The interpreter exited with status 1. | M25 Aktobe, Kazakhstan | World Tennis Tour | Hard | Bosnia and HerzegovinaLua error: Internal error: The interpreter exited with status 1. Aldin Šetkić | ItalyLua error: Internal error: The interpreter exited with status 1. Riccardo Balzerani ItalyLua error: Internal error: The interpreter exited with status 1. Francesco Forti |
6–3, 6–4 |
| Loss | 7–6 | Lua error: Internal error: The interpreter exited with status 1. | M15 Antalya, Turkey | World Tennis Tour | Clay | UkraineLua error: Internal error: The interpreter exited with status 1. Oleksandr Ovcharenko | NetherlandsLua error: Internal error: The interpreter exited with status 1. Max Houkes NetherlandsLua error: Internal error: The interpreter exited with status 1. Sidane Pontjodikromo |
5–7, 1–6 |
| Win | 8–6 | Lua error: Internal error: The interpreter exited with status 1. | M15 Monastir, Tunisia | World Tennis Tour | Hard | JapanLua error: Internal error: The interpreter exited with status 1. Shintaro Imai | SwedenLua error: Internal error: The interpreter exited with status 1. Filip Bergevi SwedenLua error: Internal error: The interpreter exited with status 1. Jonathan Mridha |
6–2, 7–6(7–4) |
| Win | 9–6 | Lua error: Internal error: The interpreter exited with status 1. | M15 Monastir, Tunisia | World Tennis Tour | Hard | JapanLua error: Internal error: The interpreter exited with status 1. Shintaro Imai | TunisiaLua error: Internal error: The interpreter exited with status 1. Aziz Dougaz ZimbabweLua error: Internal error: The interpreter exited with status 1. Benjamin Lock |
6–3, 6–2 |
| Loss | 9–7 | Lua error: Internal error: The interpreter exited with status 1. | M25 Champaign, United States | World Tennis Tour | Hard | JapanLua error: Internal error: The interpreter exited with status 1. Rio Noguchi | United StatesLua error: Internal error: The interpreter exited with status 1. Ben Shelton United StatesLua error: Internal error: The interpreter exited with status 1. Eliot Spizzirri |
4–6, 0–6 |
| Win | 10–7 | Lua error: Internal error: The interpreter exited with status 1. | Orlando, USA | Challenger | Hard | GreeceLua error: Internal error: The interpreter exited with status 1. Michail Pervolarakis | TunisiaLua error: Internal error: The interpreter exited with status 1. Malek Jaziri JapanLua error: Internal error: The interpreter exited with status 1. Kaichi Uchida |
6–7(5–7), 7–6(7–3), [16–14] |
| Win | 11–7 | Lua error: Internal error: The interpreter exited with status 1. | Nonthaburi, Thailand | Challenger | Hard | New ZealandLua error: Internal error: The interpreter exited with status 1. Ajeet Rai | PhilippinesLua error: Internal error: The interpreter exited with status 1. Francis Casey Alcantara IndonesiaLua error: Internal error: The interpreter exited with status 1. Christopher Rungkat |
6–1, 7–6(8–6) |
| Loss | 11–8 | Lua error: Internal error: The interpreter exited with status 1. | Seoul, South Korea | Challenger | Hard | United StatesLua error: Internal error: The interpreter exited with status 1. Aleksandar Kovacevic | JapanLua error: Internal error: The interpreter exited with status 1. Kaichi Uchida Chinese TaipeiLua error: Internal error: The interpreter exited with status 1. Wu Tung-lin |
7–6(7–2), 5–7, [9–11] |
| Loss | 11–9 | Lua error: Internal error: The interpreter exited with status 1. | Tigre, Argentina | Challenger | Clay | United StatesLua error: Internal error: The interpreter exited with status 1. Christian Langmo | BrazilLua error: Internal error: The interpreter exited with status 1. Daniel Dutra da Silva UkraineLua error: Internal error: The interpreter exited with status 1. Oleg Prihodko |
2–6, 2–6 |
| Win | 12–9 | Lua error: Internal error: The interpreter exited with status 1. | Bangalore, India | Challenger | Hard | Chinese TaipeiLua error: Internal error: The interpreter exited with status 1. Hsu Yu-hsiou | IndiaLua error: Internal error: The interpreter exited with status 1. Anirudh Chandrasekar IndiaLua error: Internal error: The interpreter exited with status 1. Vijay Sundar Prashanth |
3–6, 7–6(9–7), [11–9] |
| Loss | 12–10 | Lua error: Internal error: The interpreter exited with status 1. | M25 Kashiwa, Japan | World Tennis Tour | Hard | JapanLua error: Internal error: The interpreter exited with status 1. Shintaro Imai | Chinese TaipeiLua error: Internal error: The interpreter exited with status 1. Hsu Yu-hsiou Chinese TaipeiLua error: Internal error: The interpreter exited with status 1. Huang Tsung-hao |
6–7(5–7), 6–2, [10–12] |
| Win | 13–10 | Lua error: Internal error: The interpreter exited with status 1. | M25 Jakarta, Indonesia | World Tennis Tour | Hard | South KoreaLua error: Internal error: The interpreter exited with status 1. Jeong Yeong-Seok | JapanLua error: Internal error: The interpreter exited with status 1. Makoto Ochi JapanLua error: Internal error: The interpreter exited with status 1. Yuta Shimizu |
4–6, 7–6(7–1), [10–8] |
| Loss | 13–11 | Lua error: Internal error: The interpreter exited with status 1. | Seoul, South Korea | Challenger | Hard | JapanLua error: Internal error: The interpreter exited with status 1. Yuta Shimizu | AustraliaLua error: Internal error: The interpreter exited with status 1. Max Purcell JapanLua error: Internal error: The interpreter exited with status 1. Yasutaka Uchiyama |
1–6, 4–6 |
| Win | 14–11 | Lua error: Internal error: The interpreter exited with status 1. | M25 Anseong, South Korea | World Tennis Tour | Hard | JapanLua error: Internal error: The interpreter exited with status 1. Takeru Yuzuki | JapanLua error: Internal error: The interpreter exited with status 1. Shunsuke Mitsui JapanLua error: Internal error: The interpreter exited with status 1. Naoki Tajima |
7–6(7–3), 6–4 |
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References
[edit | edit source]- ^ Lua error: Internal error: The interpreter exited with status 1.
Lua error: Internal error: The interpreter exited with status 1.
External links
[edit | edit source]- Lua error: Internal error: The interpreter exited with status 1./overview Lua error: Internal error: The interpreter exited with status 1. at the Association of Tennis ProfessionalsLua error: Internal error: The interpreter exited with status 1.
- Lua error: Internal error: The interpreter exited with status 1. Lua error: Internal error: The interpreter exited with status 1. at the International Tennis FederationLua error: Internal error: The interpreter exited with status 1.
Lua error: Internal error: The interpreter exited with status 1.