Family name Юнь (Yun 
, Iun 
, Юнь 
) , around the world, is a widespread cognomen. The cognomen Юнь is habitual in Malaysia, where it is a common surname, Macao, where it is quite a common surname, and Singapore (explore the name in all countries). Measured by absolute frequency, this name is the most popular in Malaysia, China, and the United States. Likewise, Юнь is the forename as well as the last name.