Across the world, Нуйен (Nuyen 
, Нуйен 
) is a rare epicene first name. The first name Нуйен is habitual in Vietnam, where it is a very rare epicene name, Philippines, where it is a very rare mostly female, but infrequently masculine name, and India, where it is an extremely rare epicene name. More prevalently, Нуйен is the last name as well as the forename.