All around the world, ロセール (Roser 
, ロセール) is quite a common gender-neutral forename. The first name ロセール is habitual in Andorra, where it is quite a common girly name, Spain, where it is quite a rare mostly feminine, but uncommonly male name, and the Democratic Republic of the Congo, where it is a rare epicene name. In absolute terms, it is the most numerous in Spain, the Democratic Republic of the Congo, and Philippines. Also, ロセール is the last name as well as the forename.