In the world, Koštomaj (Koštomaj ) is an extremely rare unknown gender first name. Much more frequently, Koštomaj is the last name as well as the forename.
Kostomaj
Alen, Duška, Renato, Boštjan, Cvetka, Andrej, Alekss, Sabina, Mateja, Marcel, Marija, Žiga, Urška, Iztok, Grega, Simon, Mitja, Matej, Odri, Nejc, Luka, Dean, Tjaša, and Brigita
) is an extremely rare unknown gender first name. Much more frequently, Koštomaj is the last name as well as the forename.