In all the world, Kościów (Kościów ) is an extremely rare unknown gender forename. Much more frequently, Kościów is the last name as well as the forename.
Kosciow
Paweł, Piotr, Monika, Mateusz, and Ewelina
) is an extremely rare unknown gender forename. Much more frequently, Kościów is the last name as well as the forename.