In all the world, Костусь (Костусь ) is an extremely rare unknown gender first name. Much more frequently, Костусь is the last name as well as the forename.
Kostus
Неля, Марія, Аліція, Яніна, Віктор, Едуард, Тетяна, and Вікторія
) is an extremely rare unknown gender first name. Much more frequently, Костусь is the last name as well as the forename.