Jazvac families are Croats and they are mostly from Karlovac area. In the past century, relatively most of Croatian residents bearing this family name were born in Karlovac area and in Karlovac.
Prevalence
About 80 people with faimily name Jazvac live in Croatia today, in 40 households. There were 220 of them in the middle of the past century, and their number decreased significantly. They are located in threee Croatian counties, threee cities and four other places, mostly in Draganic in Karlovac area (70), Karlovac (<10), Tuskani (<5), Koritinja (<5), and in Mrzljaki in Duga Resa area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.