李龍大
She won the gold medal in badminton mixed doubles at the 2008 Summer Olympics with her partner, Lee Yong-dae. Lee Hyo-jung and Lee Yong-dae were unseeded, and in the finals they beat the top seeds and 2005 and 2007 world champions Lilyana Natsir and Nova Widianto of Indonesia, 21-11, 21-17.