Chae Yoo-jung

In this Korean name, the family name is Chae.

Chae Yoo-jung (Korean: 채유정; Hanja: 蔡侑玎; born 9 May 1995) is a South Korean badminton player who affiliated with Incheon International Airport team. She is the daughter of former singles player Kim Bok-sun.^[1] She won the mixed doubles title at the 2023 World Championships.^[2] Chae was a part of the Korean national team that won the world mixed team championships at the 2017 Sudirman Cup.^[3]

Chae Yoo-jung 채유정
Chae at the 2015 Korea Grand Prix Gold
Personal information
Country	South Korea
Born	(1995-05-09) 9 May 1995 (age 30) Busan, South Korea
Residence	Suwon, South Korea
Height	1.63 m (5 ft 4 in)
Handedness	Left
Women's & mixed doubles
Highest ranking	13 (WD with Kim So-yeong, 23 November 2017) 2 (XD with Seo Seung-jae, 12 March 2024)
Current ranking	38 (XD with Seo Seung-jae, 25 March 2025)
Medal record Women's badminton Representing  South Korea World Championships 2023 Copenhagen Mixed doubles Sudirman Cup 2017 Gold Coast Mixed team 2023 Suzhou Mixed team 2025 Xiamen Mixed team 2015 Dongguan Mixed team 2021 Vantaa Mixed team Uber Cup 2020 Aarhus Women's team Asian Games 2022 Hangzhou Women's team 2022 Hangzhou Mixed doubles Asia Championships 2024 Ningbo Mixed doubles 2016 Wuhan Mixed doubles Asia Mixed Team Championships 2017 Ho Chi Minh Mixed team East Asian Games 2013 Tianjin Women's doubles 2013 Tianjin Mixed doubles World Junior Championships 2013 Bangkok Girls' doubles 2013 Bangkok Mixed team 2011 Taipei Mixed team 2011 Taipei Mixed doubles 2012 Chiba Mixed team 2013 Bangkok Mixed doubles Asian Junior Championships 2012 Gimcheon Mixed doubles 2013 Kota Kinabalu Mixed doubles 2013 Kota Kinabalu Mixed team 2012 Gimcheon Mixed team 2013 Kota Kinabalu Girls' doubles
BWF profile

Chae Yoo-jung
Hangul	채유정
Hanja	蔡侑玎
Revised Romanization	Chae Yu-jeong
McCune–Reischauer	Ch'ae Yu-chŏng

Career

Chae started playing badminton in 2005, affected by her mother Kim Bok-sun, who is also a South Korean badminton player. She entered the national team in 2011, and made her debut in the international tournament at the 2011 BWF World Junior Championships, winning a silver medal in the team event, a bronze medal in the mixed doubles, and a quarter-finalists in the girls' doubles. She has shown good progress in his junior career, where she and her partner, Choi Sol-gyu, managed to win the mixed doubles title at the Asian Junior Championships, and finished runner-up in the Korea Junior Open.

Chae competed at the 2020 Summer Olympics in the mixed doubles partnered with Seo Seung-jae, and her pace was stopped in the quarter-finals.^[4]

In 2023, Chae impressed the international stage, when she seized the mixed doubles title in the World Championships with partner Seo Seung-jae. This achievement was Chae and Seo's first victory over the world number 1 pair Zheng Siwei and Huang Yaqiong.^[5] She also secured her first ever Super 1000 title at the China Open with a second consecutive victory over Zheng and Huang at the quarter-finals.^[6] Chae joined the South Korean women's team that won the gold medal at the Asian Games, and settled the bronze medal in the mixed doubles,^[7] while with Korean mixed team at the Sudirman Cup she won the silver medal. Another results that she achieved in the season of 2023 was winning the Korea Masters; runners-up in the Thailand Masters, All England Open, and China Masters; lead she and her partner qualified for the World Tour Finals,^[8] where the duo finished in the semi-finals at that tournament. She closed the year ranked as world number 3 in the mixed doubles.

Achievements

World Championships

Mixed doubles

Year	Venue	Partner	Opponent	Score	Result
2023	Royal Arena, Copenhagen, Denmark	Seo Seung-jae	Zheng Siwei Huang Yaqiong	21–17, 10–21, 21–18	Gold

Asian Games

Mixed doubles

Year	Venue	Partner	Opponent	Score	Result
2022	Binjiang Gymnasium, Hangzhou, China	Seo Seung-jae	Zheng Siwei Huang Yaqiong	21–13, 15–21, 16–21	Bronze

Asian Championships

Mixed doubles

Year	Venue	Partner	Opponent	Score	Result
2016	Wuhan Sports Center Gymnasium, Wuhan, China	Shin Baek-cheol	Tontowi Ahmad Liliyana Natsir	16–21, 13–21	Bronze
2024	Ningbo Olympic Sports Center Gymnasium, Ningbo, China	Seo Seung-jae	Feng Yanzhe Huang Dongping	21–13, 15–21, 14–21	Silver

East Asian Games

Women's doubles

Year	Venue	Partner	Opponent	Score	Result
2013	Binhai New Area Dagang Gymnasium, Tianjin, China	Kim Ji-won	Yuriko Miki Koharu Yonemoto	15–21, 18–21	Bronze

Mixed doubles

Year	Venue	Partner	Opponent	Score	Result
2013	Binhai New Area Dagang Gymnasium, Tianjin, China	Choi Sol-gyu	Xu Chen Ma Jin	10–21, 15–21	Bronze

World Junior Championships

Girls' doubles

Year	Venue	Partner	Opponent	Score	Result
2013	Hua Mark Indoor Stadium, Bangkok, Thailand	Kim Ji-won	Chen Qingchen He Jiaxin	21–19, 21–15	Gold

Mixed doubles

Year	Venue	Partner	Opponent	Score	Result
2011	Taoyuan Arena, Taoyuan City, Taipei, Taiwan	Choi Sol-gyu	Alfian Eko Prasetya Gloria Emanuelle Widjaja	18–21, 13–21	Bronze
2013	Hua Mark Indoor Stadium, Bangkok, Thailand	Choi Sol-gyu	Huang Kaixiang Chen Qingchen	13–21, 11–21	Bronze

Asian Junior Championships

Girls' doubles

Year	Venue	Partner	Opponent	Score	Result
2013	Likas Indoor Stadium, Kota Kinabalu, Malaysia	Kim Ji-won	Chen Qingchen He Jiaxin	7–21, 21–19, 11–21	Bronze

Mixed doubles

Year	Venue	Partner	Opponent	Score	Result
2012	Gimcheon Indoor Stadium, Gimcheon, South Korea	Choi Sol-gyu	Liu Yuchen Huang Dongping	21–11, 19–21, 21–13	Gold
2013	Likas Indoor Stadium, Kota Kinabalu, Malaysia	Choi Sol-gyu	Wang Yilyu Huang Dongping	17–21, 25–23, 23–21	Gold

BWF World Tour (6 titles, 9 runners-up)

The BWF World Tour, which was announced on 19 March 2017 and implemented in 2018,^[9] is a series of elite badminton tournaments sanctioned by the Badminton World Federation (BWF). The BWF World Tours are divided into levels of World Tour Finals, Super 1000, Super 750, Super 500, Super 300 (part of the HSBC World Tour), and the BWF Tour Super 100.^[10]

Mixed doubles

Year	Tournament	Level	Partner	Opponent	Score	Result
2018	New Zealand Open	Super 300	Seo Seung-jae	Wang Chi-lin Lee Chia-hsin	19–21, 21–14, 19–21	Runner-up
2018	Australian Open	Super 300	Seo Seung-jae	Chan Peng Soon Goh Liu Ying	21–12, 23–21	Winner
2018	French Open	Super 750	Seo Seung-jae	Zheng Siwei Huang Yaqiong	19–21, 14–21	Runner-up
2019	Spain Masters	Super 300	Seo Seung-jae	Wang Chi-lin Cheng Chi-ya	21–18, 21–15	Winner
2019	German Open	Super 300	Seo Seung-jae	Hafiz Faizal Gloria Emanuelle Widjaja	21–17, 21–11	Winner
2019	Chinese Taipei Open	Super 300	Seo Seung-jae	Tang Chun Man Tse Ying Suet	18–21, 10–21	Runner-up
2020 (II)	Thailand Open	Super 1000	Seo Seung-jae	Dechapol Puavaranukroh Sapsiree Taerattanachai	16–21, 20–22	Runner-up
2020	BWF World Tour Finals	World Tour Finals	Seo Seung-jae	Dechapol Puavaranukroh Sapsiree Taerattanachai	18–21, 21–8, 8–21	Runner-up
2022	Australian Open	Super 300	Seo Seung-jae	Kim Won-ho Jeong Na-eun	21–9, 21–17	Winner
2023	Thailand Masters	Super 300	Seo Seung-jae	Feng Yanzhe Huang Dongping	21–18, 15–21, 12–21	Runner-up
2023	All England Open	Super 1000	Seo Seung-jae	Zheng Siwei Huang Yaqiong	16–21, 21–16, 12–21	Runner-up
2023	China Open	Super 1000	Seo Seung-jae	Thom Gicquel Delphine Delrue	21–19, 21–12	Winner
2023	Korea Masters	Super 300	Seo Seung-jae	Jiang Zhenbang Wei Yaxin	21–14, 21–15	Winner
2023	China Masters	Super 750	Seo Seung-jae	Zheng Siwei Huang Yaqiong	10–21, 11–21	Runner-up
2024	French Open	Super 750	Seo Seung-jae	Feng Yanzhe Huang Dongping	16–21, 16–21	Runner-up

BWF Grand Prix (4 titles, 8 runners-up)

The BWF Grand Prix had two levels, the Grand Prix and Grand Prix Gold. It was a series of badminton tournaments sanctioned by the Badminton World Federation (BWF) and played between 2007 and 2017.

Women's doubles

Year	Tournament	Partner	Opponent	Score	Result
2016	Indonesian Masters	Kim So-yeong	Jongkolphan Kititharakul Rawinda Prajongjai	21–18, 22–20	Winner
2016	Korea Masters	Kim So-yeong	Jung Kyung-eun Shin Seung-chan	14–21, 14–21	Runner-up
2017	Chinese Taipei Open	Kim So-yeong	Kim Hye-rin Yoo Hae-won	21–12, 21–11	Winner

Mixed doubles

Year	Tournament	Partner	Opponent	Score	Result
2013	Macau Open	Choi Sol-gyu	Lu Kai Huang Yaqiong	21–17, 18–21, 17–21	Runner-up
2013	Vietnam Open	Choi Sol-gyu	Liao Min-chun Chen Hsiao-huan	22–20, 19–21, 21–14	Winner
2015	Chinese Taipei Open	Shin Baek-cheol	Ko Sung-hyun Kim Ha-na	16–21, 18–21	Runner-up
2015	Vietnam Open	Choi Sol-gyu	Huang Kaixiang Huang Dongping	19–21, 12–21	Runner-up
2015	Korea Masters	Shin Baek-cheol	Ko Sung-hyun Kim Ha-na	21–19, 17–21, 19–21	Runner-up
2015	Macau Open	Shin Baek-cheol	Choi Sol-gyu Eom Hye-won	21–18, 21–13	Winner
2016	German Open	Shin Baek-cheol	Ko Sung-hyun Kim Ha-na	19–21, 12–21	Runner-up
2017	Canada Open	Choi Sol-gyu	Kim Won-ho Shin Seung-chan	19–21, 16–21	Runner-up
2017	Korea Masters	Choi Sol-gyu	Seo Seung-jae Kim Ha-na	21–17, 13–21, 18–21	Runner-up

  BWF Grand Prix Gold tournament

  BWF Grand Prix tournament

BWF International Challenge/Series (1 title, 2 runners-up)

Women's doubles

Year	Tournament	Partner	Opponent	Score	Result
2015	Thailand International	Kim Ji-won	Duanganong Aroonkesorn Kunchala Voravichitchaikul	17–21, 19–21	Runner-up

Mixed doubles

Year	Tournament	Partner	Opponent	Score	Result
2014	Osaka International	Choi Sol-gyu	Muhammad Rijal Vita Marissa	18–21, 21–17, 18–21	Runner-up
2015	Thailand International	Choi Sol-gyu	Tan Chee Tean Shevon Jemie Lai	18–21, 21–19, 21–12	Winner

  BWF International Challenge tournament

  BWF International Series tournament