Surname Liaen (Lien 
, Liaen 
) , all around the world, is a common cognomen. The cognomen Liaen is characteristic of Norway, where it is a common surname, Macao, where it is quite a common surname, and Malaysia (explore the name in all countries). Measured by absolute frequency, the name is most common in Malaysia, Norway, and the United States. Likewise, Liaen is the forename as well as the last name.