William H. Smith may refer to:

• William H. Smith (boxer) (1904–1955), South African boxer of the 1920s
• William H. Smith (Medal of Honor) (1847–1877), Medal of Honor recipient
• William H. Smith (Connecticut politician) (1842–1915), warden of the Borough of Norwalk, Connecticut
• William Hugh Smith (1826–1899), Governor of Alabama
• William Henry Smith (1792–1865), founder of the WHSmith chain of newsagents
• William Henry Smith (1825–1891), son of the founder of WHSmith, businessman and politician
• William Henry Smith (American politician) (1833–1896), newspaper editor and Republican politician in Ohio
• William Henry Smith (Canadian politician) (1826–1890), lawyer and political figure in Nova Scotia, Canada

• William Smith (disambiguation)

This disambiguation page lists articles about people with the same name.
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