All around the world, Булан (Bulan 
, Булан 
, Boulan 
) is a common epicene first name. The forename Булан is habitual in Macao, where it is quite a rare feminine name, Brunei, and Qatar, where it is quite a rare epicene name. In absolute terms, the name is most common in India, Indonesia, and Taiwan. Also, Булан is the last name as well as the forename.