In the world, Dyby (Diep 
, Dieb 
, Dyby 
) is quite a common gender-neutral forename. The forename Dyby is characteristic of Macao, where it is quite a rare feminine name, Vietnam, where it is quite a rare gender-neutral name, and Australia, where it is a rare gender-neutral name. Not in comparison with a country's population, this name is the most popular in Vietnam, the United States, and China. Also, Dyby is the last name as well as the forename.