Family name Jiian (Жиян 
, Jiian 
) , in the world, is a rare surname. The cognomen Jiian is habitual in Ukraine, where it is a rare surname, Malaysia, where it is a very rare surname, and Kyrgyzstan. Measured by absolute frequency, it is commonest in Ukraine, Malaysia, and Russia. Very seldom, Jiian is the forename as well as the last name.