Only a few people with faimily name Brunner live in Croatia today, in four households only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in only four Croatian places: in Zagreb (<10), Rogoznica in Trogir area (<5), Stubicke Toplice in Oroslavje area (<5), and in Pasanska Gorica in Donja Stubica area (<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.