Li Wei may refer to:
- Li Wei (actor), 20th century Chinese actor, see Spring in a Small Town
- Li Wei (artist) (born 1970), contemporary artist from Beijing, China
- Li Wei (field hockey), hockey player and member of the Chinese 2006 Men's Hockey World Cup team
- Li Wei (footballer born 1985), Chinese Super League footballer and member of Shandong Luneng Football Club
- Li Wei (footballer born 1975), goalkeeper coach of China women's national team
- Li Wei (linguist), Professor of Applied Linguistics at Birkbeck College, University of London, UK
- Li Wei (mandarin) (1687–1738), mandarin who served under Qing Emperor Yongzheng
- Li Wei (scientist) (born 1943), president of Beihang University
- Li Wei (swimmer) (born 1979), female swimmer, member of China's 2000 Olympic team
- Li Wei (Tang Dynasty) (died 879), Tang Dynasty chancellor