The Smith, later Reardon Smith Baronetcy, of Appledore in the County of Devon, is a title in the Baronetage of the United Kingdom. It was created on 1 July 1920 for the shipowner and coal exporter William Smith. The second Baronet assumed in 1929 by deed poll the additional surname of Reardon.

• Sir William Reardon Smith, 1st Baronet (1856–1935)
• Sir Willie Reardon Smith, 2nd Baronet (1887–1950)
• Sir William Reardon Reardon Smith, 3rd Baronet (1911–1995)
• Sir (William) Antony John Reardon Smith, 4th Baronet (1937–2022)
• Sir William Nicolas Henry Reardon Smith, presumed 5th Baronet (born 1963)

The heir presumptive is the present holder's brother Giles Antony James Reardon-Smith (born 1968). The heir presumptive's heir apparent is his son Jack Charles Gibson Reardon-Smith (born 2001).