Duncan J. D. Smith, British travel writer, photographer, historian, and explorer
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George Smith Duncan, tram way and mining engineer best known for his work on cable trams
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William Duncan Smith, United States Army officer who fought in the Mexican–American War
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W. G. G. Duncan Smith, British Royal Air Force Second World War Flying ace
Will Smith | Kevin Smith | Adam Smith | Smith College | Patti Smith | Michael W. Smith | Chad Smith | Ian Smith | Fort Smith, Arkansas | Anna Nicole Smith | Kiki Smith | Edward Smith-Stanley, 14th Earl of Derby | Alexander McCall Smith | Stan Smith | Tommie Smith | David Smith | Bessie Smith | Roger Smith | Maggie Smith | Kate Smith | Fort Smith | Al Smith | Paul Smith | John Smith | Charles Kingsford Smith | Alias Smith and Jones | W H Smith | Neil Smith | Lonnie Smith | Jada Pinkett Smith |
In May 2002, investigative journalist on BBC Newsnight programme, Michael Crick, had initiated an investigation on the pay received by Mrs. Duncan Smith, and asserted that the pay was not commensurate with the duties she performed during the period from September 2001 to December 2002.
Iain Duncan Smith alleged in a BBC radio interview in 2001 that, while living in America in the 1950s, his father was "propositioned" by actress Marilyn Monroe.