'''Allen Smith''' may refer to:
* Allen Smith Jr. (1810–1890), American portrait painter * E. Allen Smith, Auditor General of Ceylon, 1946–1953 * H. Allen Smith (1907–1976), American journalist, humorist and author * H. Allen Smith (politician) (1909–1998), representative from California * P. Allen Smith (born 1960), American television host, garden designer, conservationist, and lifestyle expert
==See also== * Alan Smith (disambiguation)
{{human name disambiguation|Smith, Allen}}