Turjak families are Croats and they are mostly from Kutina. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Kutina.
Prevalence
About 130 people with faimily name Turjak live in Croatia today, in 60 households. There were 130 of them in the middle of the past century, and their number remains constant. They are located in the most of Croatian counties, in 19 cities and 28 other places, mostly in Zagreb (15), Kutina (10), Djakovo (10), Piskorevci (10), and in Osijek (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.