In Croatia, Turšćak families are Croats (from Djakovo area ). In the past century, relatively most of Croatian residents bearing this family name were born in Ivanec area and in Djakovo. In Selci Križovljanski in Ivanec area every twentieth inhabitant had the family name Turšćak.
Prevalence
About 30 people with faimily name Turšćak live in Croatia today, in 13 households. There were 10 of them in the middle of the past century, and their number tripled. They are located in 6 Croatian counties and 7 other places, mostly in Stari Mikanovci (<10) and Mrzovic (<10) in Djakovo area, Varazdin (<5), Vinkovci (<5), and in Sracinec in Varazdin area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.