Doko families are Croats and they are mostly from Herzegovina. In the past century, relatively most of Croatian residents bearing this family name were born in Herzegovina (Citluk area) and in Herzegovina (Mostar area). In Paoča in Herzegovina every fourth inhabitant had the family name Doko.
Prevalence
About 220 people with faimily name Doko live in Croatia today, in 90 households. There were 30 of them in the middle of the past century, and their number multiplied. They are located in 10 Croatian counties, in 19 cities and 15 other places, mostly in Zagreb (115), Metkovic (25), Split (<10), Opuzen (<10), and in Semeljci in Djakovo area (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 2007 in source Encyclopaedia of Croatian Surnames.