Prepolec families are Croats and they are mostly from Zlatar area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Varazdin.
Prevalence
About 80 people with faimily name Prepolec live in Croatia today, in 40 households. There were 80 of them in the middle of the past century, and their number remains constant. They are located in 9 Croatian counties, in 10 cities and 14 other places, mostly in Turnisce in Zlatar area (20), Zagreb (10), Pozega (<10), Sveti Kriz in Zlatar area (<10), and in Vinkovci (<10).
Outside Croatia
At least four families with this surname emigrated from Croatia to Canada (2) and the United States (2). Family name Prepolec is present in four countries on three continents. The family name "Prepolec " is used by small number of people in Peru , small number in Canada , and small number of 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.