Last name Щиан (Щиан 
, Schian 
, Scian 
) , all around the world, is quite a rare cognomen. The cognomen Щиан is characteristic of Argentina, where it is a rare surname, Italy, and Romania. Measured by absolute frequency, the name is most common in Italy, Argentina, and Russia. Much less frequently, Щиан is the forename as well as the last name.