Family name 方丹 (Fontaine 
, Fountain 
, 方丹 
) , around the globe, is a widespread last name. The family name 方丹 is habitual in Reunion, where it is a common surname, Dominica, and British Virgin Islands (explore the name in all countries). In absolute terms, this name is the most popular in France, the United States, and Canada. Much less frequently, 方丹 is the forename as well as the last name.