Last name Sanoian (Саноян 
, Sanoian 
) , in all the world, is a rare family name. The surname Sanoian is habitual in Eastern Europe, particularly Czechia, where it is a rare surname, Russia, and Ukraine, where it is a very rare surname. Measured by absolute frequency, this name is the most popular in Russia, Ukraine, and the United States. Also, Sanoian is the forename as well as the last name.