Štrbenac families are Croats and they are mostly from Vrbovec area. In the past century, relatively most of Croatian residents bearing this family name were born in Belisce and in Vrbovec area. In Zvekovac in Vrbovec area every thirtieth inhabitant had the family name Štrbenac.
Prevalence
About 70 people with faimily name Štrbenac live in Croatia today, in 30 households. There were 100 of them in the middle of the past century, and their number decreased by 40 percent. They are located in 8 Croatian counties, in 7 cities and 10 other places, mostly in Zagreb (20), Zvekovac in Vrbovec area (<10), Valpovo (<10), Belisce (<10), and in Slunj (<5).
Outside Croatia
Family name Štrbenac is present in two countries on two continents. The family name "Strbenac " is used by few people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.