Joan Smith (disambiguation)
Joan Smith is a 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), philanthropist and environmental activist
- Joan Merriam Smith (died 1965), aviator, winner of the Harmon Trophy