A form of Zeljko is the name Zelko.
Zeljko is rare as a baby boy name. It is not ranked within the top 1000.
Baby names that sound like Zeljko include Zelgai, Zelig (Yiddish), Zeligg, Zelik, Zelko, Zelus, Zelygg, Zlatcko, Zolah, Jules (Dutch, English, and French), Zulecka, Zuleckah, Zuleckha, Zuleka, Zulekah, and Zulekha.
† approx English pronunciation for Zeljko: Z as in "zoo (Z.UW)" ; EH as in "ebb (EH.B)" ; L as in "lay (L.EY)" ; Y as in "you (Y.UW)" ; K as in "key (K.IY)" ; OW as in "oak (OW.K)"