Zhao Yunlei (born August 25, 1986) is a women's and mixed doubles badminton player from China. She is the only badminton player in history to win two Olympic Gold medals in the same Olympic edition, winning in both Mixed and Women's Doubles categories. She repeated this feat at the 2014 BWF World Championships.
Zhao played with Tian Qing in the women's doubles and with Zhang Nan in the mixed doubles. Currently, she and Zhang Nan are ranked world number one. She had been Cheng Shu's women's doubles partner before pairing with Tian Qing. She is the only badminton player to win two gold medals in a single Olympics.
Zhao and Tian won 2010 Asian Games gold medal after vanquishing compatriots Wang Xiaoli and Yu Yang 22–20, 21–15, and 21–12. Zhao also participated in China's women's team which gain a gold medal too.