Harold Smith may refer to:
- Harold Smith (diver) (1909–1958), American diver and Olympic gold medalist
- Harold Smith (football) (1916–2006), director of Ipswich Town Football Club
- Harold Hill Smith (1910–1994), American geneticist, fused a human cell and a plant cell
- Harold Jacob Smith (1912–1970), American Academy Award winning screenwriter
- Harold Smith (detective) (1926–2005), art detective
- Harold Smith (politician) (1876–1924), British Member of Parliament for Warrington, 1910–1922, and Liverpool Wavertree, 1922–1923
- Harold D. Smith (1898–1947), American civil servant
- Harold Smith (musician), British jazz drummer featured on the album Big Blues
- Harold Smith (Twin Peaks), fictional television character
- J. Harold Smith (1910–2001), Southern Baptist evangelist and founder of Radio Bible Hour
- Harold Smith (racing driver), 1961 MARC Drivers Champion
- Harold J. Smith (1912-1980), TV actor better known as Jay Silverheels
Famous quotes containing the words harold and/or smith:
“Together, we three, until the world crumbles and there is no longer a stone or a rock or a tree or a blade of grass.”
—Griffin Jay, and Harold Young. Mehemet Bey (Turhan Bey)
“Man, born of woman, has found it a hard thing to forgive her for giving him birth. The patriarchal protest against the ancient matriarch has borne strange fruit through the years.”
—Lillian Smith (1897–1966)