Globally, Gerto (Gerto ) is a very rare predominantly boy's, but very seldom girly first name. Much less frequently, Gerto is the last name as well as the forename.
ゲルト, and 杰多
Bal, Ruitinga, Reijnders, Breddels, Fengler, Verrips, Jentink, Martins, Fekkes, Heupink, Evasco, Torjus, Jansen, Rauber, Santos, Mensch, Vlore, Voogma, Laine, Prins, Kwant, Abram, Oolo, Van, Schoemaker, and Zimmermann
) is a very rare predominantly boy's, but very seldom girly first name. Much less frequently, Gerto is the last name as well as the forename.