- Source: Cecil Smith
- Robert Cecil, 1st Viscount Cecil of Chelwood
- William Cecil, Baron Burghley Pertama
- What's Your Husband Doing?
- The Homebreaker
- Hard Boiled (film 1919)
- Cecil Ramage
- Arthur Cecil Pigou
- Douglass Cecil North
- The Only Son (film 1914)
- Unconquered
- Cecil Smith
- Cecil Smith (writer)
- Edward Cecil-Smith
- Cecil Woodham-Smith
- Cecil Clementi Smith
- Cecil Smith (figure skater)
- Martin Bakole
- Cecil Smith (polo)
- Cecil Smith (politician)
- David Smith (botanist)
Arts and entertainment
Cecil Smith (writer) (1917–2009), television and theatre critic, television host, journalist, screenwriter, and World War II bomber pilot
R. Cecil Smith (1880–1922), American screenwriter
Politicians and civil servants
Cecil Smith (Auditor General), Auditor General of Sri Lanka
Cecil Smith (politician) (1927–1988), Manitoba member of Canadian Parliament
Cecil Clementi Smith (1840–1916), British colonial administrator
Sports
Cecil Smith (figure skater) (1908–1997), Canadian figure skater
Cecil Smith (footballer, born 1904) (1904–1977), Welsh footballer
Cecil Smith (footballer, born 1907) (1907–1990), English footballer
Cecil Smith (polo) (1904–1999), American polo player
Cecil Smith (track and field) (1936-2016), athletics coach and builder, publisher
Others
Cecil Harcourt Smith (1859–1944), British archaeologist and museum director
Edward Cecil-Smith (1903-1963), Canadian Communist
See also
Cecil Woodham-Smith (1896–1977), British historian and biographer
Cecil Humphery-Smith (1928–2021), British genealogist and heraldist