In Croatia, Trauber families are almost entirely Croats (from Otocac area ), very rarely Bosniaks (from Petrinja ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Osijek.
Prevalence
About 30 people with faimily name Trauber live in Croatia today, in 15 households. There were 20 of them in the middle of the past century, and their number increased by 20 percent. They are located in 7 Croatian counties, in 7 cities and another small place , mostly in Zagreb (10), Rudanovac in Otocac area (<10), Petrinja (<5), Lug Zabocki (<5), and in Osijek (<5).
Outside Croatia
Family name Trauber is present in four countries on two continents. The family name "Trauber " is used by some 100 people in the United States.