Throughout the world, Plein (Pelan 
, Plein 
, Plen 
) is quite a rare epicene given name. The first name Plein is habitual in the Democratic Republic of the Congo, where it is a rare male name, India, where it is a very rare gender-neutral name, and Philippines, where it is a very rare predominantly male, but scarcely girly name. Measured by absolute frequency, it is the most numerous in India, the Democratic Republic of the Congo, and Indonesia. More prevalently, Plein is the last name as well as the forename.