In Croatia, Žeko families are Croats (from Sinj area ). In the past century, relatively most of Croatian residents bearing this family name were born in Sinj area and in Sinj. In Strmendolac in Sinj area every ninth inhabitant had the family name Žeko.
Prevalence
About 50 people with faimily name Žeko live in Croatia today, in 18 households. There were 0 of them in the middle of the past century, and their number multiplied. They are located in threee Croatian counties and 6 other places, mostly in Strmendolac in Sinj area (15), Split (10), Nustar in Vinkovci area (<10), Opric (<10), and in Trilj in Sinj area (<10).
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.