Clay Dolls, which means a doll made of earth, was excavated from the Silla area, mainly in Gyeongju. Accordingly, research on clay figurines in Silla has been carried out actively and it would not be too much to say that it was mostly Silla’s clay figurines which have been mostly studied so far. The study of clay figurines of Gaya has been relatively slow, probably due to the fact that the cases of excavations are very limited. Recently, various types of clay figurines have been excavated from the presumed royal palace site of Geumgwan Gaya under the excavation and investigation by the National Research Institute of Cultural Heritage. Earlier in Gimhae, a variety of clay figurines, including character clay figurines, were excavated in an excavation to create a site for a hanok living experience center. Based on these new data, this paper tries to infer the different characters, roles and significance of clay figurines in Gaya society, by studying various kinds of clay figurines excavated from Geumgwan Gaya territory. Bonghwang-dong, which is believed to be the center of Geumgwan Gaya, is a complex of relics including living facilities, hospitality facilities, trading facilities, workshop sites and earthen fortresses. Various clay figurines were excavated at the main sites of Bonghwang-dong s historical site, from which that the people of Gaya used clay dolls to perform ceremonial acts there can be inferred. In Bonghwang-dong sites other than the presumed royal palace ruins, horse shaped clay dolls and the clay dolls resemble utensils used in rituals are usually found. human figured clay dolls, animal figured clay dolls, house figured clay dolls have been excavated around the presumed royal palace ruins within Bonghwang-dong site which differentiates this region from the rest of the site. Along with the presumed royal palace ruins, there is a tendency of various clay figurines being found in the other ruin in the hanok living experience center with multiple purpose relics. In conclusion, there is a possibility that clay dolls had been used to wish for the well-being of the family members by the ruling group, or the well-being of the community at importance areas like the presumed royal palace ruins and the hanok living experience center ruins. This kind of tendency is found in many ruins around the Ancient Gimhae Bay(Gogimhae-Man), which leads to an assertion that various rituals and ceremonial acts had been carried out using clay dolls throughout that area.