In Croatia, Bruner families are predominantly Croats (from Ilok area ), rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Ilok area and in Donji Miholjac.
Prevalence
About 30 people with faimily name Bruner live in Croatia today, in 12 households. There were 30 of them in the middle of the past century, and their number remains constant. They are located in four Croatian counties, threee cities and four other places, mostly in Ilaca in Ilok area (10), Vera in Vukovar area (<10), Zagreb (<5), Vinkovci (<5), and in Gornji Stupnik in Samobor area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.