Cognomen 多芬 (Dauphin 
, 多芬 
) , in the world, is a common family name. The surname 多芬 is habitual in Reunion, where it is quite a common surname, Luxembourg, and France, where it is quite a rare surname. In absolute terms, it is commonest in France, the United States, and Germany. Likewise, 多芬 is the forename as well as the last name.