All around the world, Gieren (Gieren ) is a very rare epicene given name. More frequently, Gieren is the last name as well as the forename.
Geer, and Gier
Mr, Alexander, Wolfgang, Angelica, Tatiana, Dorothy, Cordula, Carsten, Michael, Harald, Dieter, Elisabeth, Brenda, Sandra, Michel, Peter, Armin, Marko, Jens, Rita, Caty, Anna, Ms, Albert, and Hans-Joachim
) is a very rare epicene given name. More frequently, Gieren is the last name as well as the forename.