In the entire world, Gilshtein (Gilshtein , Гильштейн ) is an extremely rare unknown gender forename. Much more frequently, Gilshtein is the last name as well as the forename.
Гилштеин, and Гільштейн
Mr, Olga, and Bella
, Гильштейн 
) is an extremely rare unknown gender forename. Much more frequently, Gilshtein is the last name as well as the forename.