The Clark baronetcy, of Cavendish Square, London, was created in the Baronetage of the United Kingdom on 9 August 1883 for Andrew Clark, in recognition of his services to medical science. The title became extinct on the death of the 3rd Baronet, a Queen's Counsel, in 1979.

Clark baronets, of Cavendish Square (1883) Sir Andrew Clark, 1st Baronet (1826–1893) Sir James Richardson Andrew Clark, 2nd Baronet (1852–1948) Sir Andrew Edmund James Clark, 3rd Baronet (1898–1979)

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