Worldwide, Йося (Йося) is an extremely rare unknown gender forename.
Giuseppe, Husiy, Ioseb, Iosephus, Iosia, Iosif, Iosip, Iossif, Iosya, Jazep, Joe, Joep, Joosef, Jooseppi, Jose, Joseba, Josef, Josep, Joseph, Josif, Josip, Josja, Josya, Josyp, Josâ, José, Jozeb, Jozef, Jozefo, Joža, Jože, Jožef, Jožko, Juozapas, Juozas, Jusuf, Józef, József, Osip, Ossip, Osyp, Seff, Yazep, Yosef, Yoseph, Yosya, Yosyp, Zé, Ιωσήφ, Восіп,