Jung Jae-sung

Jung Jae-sung
Jung at the 2011 German Open
Personal information
CountrySouth Korea
Born(1982-08-25)25 August 1982
Jeonju, North Jeolla Province, South Korea
Died9 March 2018(2018-03-09) (aged 35)
Hwaseong, Gyeonggi Province, South Korea
Height1.68 m (5 ft 6 in)
Weight69 kg (152 lb; 10.9 st)
HandednessRight
CoachHa Tae-kwon
Men's doubles
Highest ranking1 (with Lee Yong-dae January 2009)
Medal record
Men's badminton
Representing  South Korea
Olympic Games
2012 LondonMen's doubles
World Championships
2007 Kuala LumpurMen's doubles
2009 HyderabadMen's doubles
2011 LondonMen's doubles
Sudirman Cup
2009 GuangzhouMixed team
2007 GlasgowMixed team
2011 QingdaoMixed team
Thomas Cup
2008 JakartaMen's team
Asian Games
2006 DohaMen's team
2010 GuangzhouMen's team
2006 DohaMen's doubles
2010 GuangzhouMen's doubles
Asian Championships
2008 Johor BahruMen's doubles
2005 HyderabadMen's doubles
Asia Cup
2001 SingaporeMen's team
World Junior Championships
2000 GuangzhouMixed team
Asian Junior Championships
2000 KyotoBoys' doubles
1999 YangonBoys' team
2000 KyotoBoys' team
BWF profile

Jung Jae-sung (also spelled Chung Jae-sung; Korean: 정재성; Hanja: 鄭在成; Korean pronunciation: [tɕʌŋ.dʑɛ̝.sʌŋ]; 25 August 1982 – 9 March 2018) was a South Korean professional badminton player who specialized in men's doubles.

Together with his partner Lee Yong-dae, Jung spent forty weeks as World No. 1 in the men's doubles discipline between 2009 and 2012, winning eighteen BWF World Superseries tournaments and placing second at the BWF World Championships on two occasions in 2007 and 2009. He was a two-time winner of the All-England Open, gold medalist at the 2008 Badminton Asian Championships, and won the bronze medal at the 2012 Olympic Games in the final tournament of his professional career.