Wang Yihan (Chinese: 王仪涵; pinyin: Wáng yí hán; born January 18, 1988 in Shanghai) is a professional female badminton player from China. Wang started her career with her coach Wang Pengren at only nine years of age. She was selected for the junior team in 2004, and after being promoted to the senior team in 2006 she began to shine in major tournaments. By October 2009 she was the top ranked Women's singles player in the world. She is currently coached by Zhang Ning, twice Olympic gold medalist.