In Croatia, Ćoko families are generally Croats (from Omis ), very rarely Bosniaks (from Pula ). In the past century, relatively most of Croatian residents bearing this family name were born in Omis and in Omis area. In Slime in Omis every ninth inhabitant had the family name Ćoko.
Prevalence
About 50 people with faimily name Ćoko live in Croatia today, in 20 households. They are only located in in 9 Croatian cities and two other places, mostly in Split (15), Slime (10), Solin (<10), Pula (<10), and in Kastel Sucurac (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.