Globally, Zeltsman (Zeltsman , Зельцман ) is an extremely rare unknown gender first name. Much more frequently, Zeltsman is the last name as well as the forename.
Зелтсман
Jon, Betsalel, Michelle, Gennady, Corinna, Stanley, Michael, Elvina, Nellie, Tamara, Marlen, Mariya, Vadim, Nancy, David, Danil, Raisa, Brian, Anita, Almog, Masha, Marat, Raya, Anna, Alex, Stan, Sara, Tal, Viktoriya, and Vyacheslav
, Зельцман 
) is an extremely rare unknown gender first name. Much more frequently, Zeltsman is the last name as well as the forename.