Family name 费恩 (Fern 
, Fane 
, Fain 
) , across the world, is a common surname. The last name 费恩 is habitual in Malaysia, where it is quite a common surname, Mali, and Botswana. Measured by absolute frequency, this name is the most popular in the United States, Malaysia, and Mali. Also, 费恩 is the forename as well as the last name.