Cognomen 苏纳 (苏纳 
, Suhner 
) , in the entire world, is quite a rare surname. The last name 苏纳 is habitual in Western Europe, particularly Switzerland, where it is quite a common surname, France, where it is a rare surname, and Austria. In absolute terms, this name is the most popular in Switzerland, France, and China. Very seldom, 苏纳 is the forename as well as the last name.