Leo Smith

Leo Smith may refer to:


 * F. Leo Smith (1903-1999), American state legislator and district attorney
 * Leo Smith (baseball) (1859–1935), American baseball player
 * Leo Smith (composer) (1881–1952), English composer active in Canada
 * Leo Smith (sculptor) (born 1947), American sculptor
 * Leo Richard Smith (1905–1963), American prelate of the Roman Catholic Church
 * Wadada Leo Smith (born 1941), American avant-garde jazz trumpeter and composer
 * Leo Smith (hurler), Irish hurler
 * Leo W. Smith II, United States Air Force general