In all the world, ダヨン (Dayoung 
, ダヨン 
) is a very rare mostly female, but uncommonly boy's forename. The forename ダヨン is habitual in Indonesia, where it is a very rare female name, and the United States, where it is an extremely rare unisex name. Much less frequently, ダヨン is the last name as well as the forename.