Family name 德隆 (Delon 
, Delong , Deron 
) , globally, is a common surname. The last name 德隆 is habitual in France, where it is quite a rare surname, the United States, and Canada. Measured by absolute frequency, the name is most common in the United States, France, and Indonesia. Also, 德隆 is the forename as well as the last name.