Family name 施朗 (施朗 
, Schlang 
) , in all the world, is a rare surname. The family name 施朗 is habitual in Germany, where it is a rare surname, Romania, and France, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in Germany, the United States, and Romania. Very seldom, 施朗 is the forename as well as the last name.