Family name 苏克 (Suk 
, Şükür 
, 苏克 ) , in all the world, is a common last name. The family name 苏克 is characteristic of Czechia, where it is quite a common surname, Croatia, where it is quite a rare surname, and Hong Kong. Measured by absolute frequency, it is the most numerous in China, Czechia, and Turkey. More frequently, 苏克 is the forename as well as the last name.