Janet Lee (born 1976) is a Taiwanese-American tennis player.

Janet Lee may also refer to:

• Janet Lee Bouvier (1907–1989), American socialite, mother of Jackie Kennedy Onassis
• Janet (Chisholm) Lee (1862–1940), Canadian co-founder of the Women's Institutes
• Janet K. Lee, comic book writer, co-creator of Return of the Dapper Men with Jim McCann
• Janet Lee (psychic) (born 1974), American self-proclaimed psychic
• Janet Lam (Janet Lee Lam Lai Sim) (born 1964), spouse of the chief executive of Hong Kong
• Jennie Lee, Baroness Lee of Asheridge (1904–1988), or Janet Lee, British politician and minister

• Jeannette Lee, British music record executive
• Jeannette H. Lee, Korean-American entrepreneur
• Jeanette Lee (born 1971), American professional pool player
• Janet Leigh (1927–2004), American actress