Adolf Gustav Stephan Smekal (September 12, 1895 in Vienna, Austria – March 7, 1959 in Graz, Austria) was an Austrian theoretical physicist, with interests in solid state physics, known for the prediction of the inelastic scattering of photons (Smekal-Raman effect).
Adolf Smekal studied at the Technische Hochschule, Vienna (1912–1913), received his doctorate from the University of Graz (1913–1917), and then studied at the University of Berlin (1917–1919).