Li Xiaoxue (born 11 January 1980) is a Chinese former track and field athlete who competed in the hammer throw. Her highest achievement was a gold medal at the 2000 Asian Athletics Championships, which she won with a throw of . She succeeded her compatriot Gu Yuan with that title and started a long period of Chinese dominance in that event. Li placed third at the 2001 National Games of China, finishing behind Gu and Liu Yinghui.
Li holds a personal best of , which she set in Shanghai on 13 June 2003 in her last season of top level competition.