Name Klukas Gender Masculine Usage Croatian (Rare), Slavic Mythology Edit Status Status Meaning & History An old Croatian name of unknown meaning.According to folk tradition the Croats were led into the province of Dalmatia by a group of five brothers, Klukas, LOBEL, KOSENC, MUHLO and HRVAT, and their two sisters, TUGA and BUGA, in the 7th century AD.