Joan Smith is an English writer and activist.
Joan Smith may also refer to:
Joan Smith (biathlete) (born 1967), American biathlete Joan Smith (politician) (1928–2016), Canadian politician Joan Irvine Smith (1933–2019), American philanthropist and environmental activist Joan Merriam Smith (died 1965), American aviator, winner of the Harmon Trophy
See also Joan Spencer-Smith (1891–1965), New Zealand deaconess and lecturer Sheila Joan Smith, British professor of immunology Red Joan, a 2018 British spy thriller about a Soviet spy named Joan Smith List of people with surname Smith