All over the world, Kostomaj (Kostomaj ) is an extremely rare unknown gender first name. Much more frequently, Kostomaj is the last name as well as the forename.
Koštomaj
Mr, Tiffany, Tatjana, Leopold, Arnold, Andrej, Urban, Iztok, Irena, Tomaz, Peggy, Anita, Mitja, Igor, Ivan, Nina, Ian, Ms, Patricia, and Ernestine
) is an extremely rare unknown gender first name. Much more frequently, Kostomaj is the last name as well as the forename.