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• ubilava – dsalenjikha, zugdidi, tchale, jvari, lia, phakhulani, oqtomberi, sajijao, tsaishi, kakhathi, tchithadsqhari
• ubiria – zugdidi, ledsurdsume, mukhuri, chkhorodsqhu, zugdidi. Exist some versions of the surname: uberi and uberia
• uglava – see ugulava. martvili, sergiethi, naqalaqevi, akhalkhibula, odishi
• undelia – kurzu
• undilaia – phothi, little  phothi
• undilia – martvili, chkhorodsqhu, senaki, naphichkhovo
• uridia – martvili, abasha, bandza, vedidkari, ontopho; passport varianti urdia
• urudia – senaki
• urckhua – existence of the surname confirms the place-name leurckhue, spring in  salagvilo (alertkari)
• uphlisashvili – lower tchaladidi
• uchagia – gvars aghadgens toponomi leuchage, hills in medanshi
• uchava – martvili, zugdidi, inchkhuri, gurdzemi, riqhe, kidsia, vedidkari, nakhunavo, otobaia
• uchaneishvili – phothi, abasha, zanathi, old senaki, nosiri