In Croatia, Gerbus families are Croats (from Ivanec area ). In the past century, relatively most of Croatian residents bearing this family name were born in Ivanec area and in Varazdin.
Prevalence
About 40 people with faimily name Gerbus live in Croatia today, in 14 households. There were 10 of them in the middle of the past century, and their number multiplied. They are located in four Croatian counties, four cities and 7 other places, mostly in Varazdin (<10), in Vinica (<10), Marcan (<10) and Cestica (<10) in Ivanec area, and in Zagreb (<5).
Outside Croatia
Family name Gerbus is present in four countries on two continents. The family name "Gerbus " is used by some 200 people in the United States and small number in Germany. "Gerbush " is used by small number of people in the United States.