In Croatia, Dorner families are Croats (from Djakovo area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Ivanec.
Prevalence
About 40 people with faimily name Dorner live in Croatia today, in 17 households. There were 40 of them in the middle of the past century, and their number remains constant. They are located and two other Croatian places, mostly in Zagreb (15), Levanjska Varos in Djakovo area (10), Zeljeznica (<10), Osijek (<5), and in Zapresic (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.