Throughout the world, Iubert (Iubert 
) is an extremely rare male given name. More frequently, Iubert is the last name as well as the forename.
De, John, Joye, Erni, Vogt, Frei, Fink, Iten, Iaas, Iuet, Wili, Weik, Wolf, Wyss, Zemp, Mayer, Mader, Morax, Moser, Meier, Meyer, Munch, Gmur, Gnos, Graf, Guex, Rey, Dey, Gay, Van, Von, Fux, Moix, Metz, Sele, Seiz, Sachs, Cool, Brun, Koch, Kehl, Kung, Kuss, Rass, Roth, Rumo, Droz, Ganz, Baer, and Suter