Cazin families are Croats and they are mostly from Ogulin area. In the past century, relatively most of Croatian residents bearing this family name were born in Ogulin and in Ogulin area.
Prevalence
About 110 people with faimily name Cazin live in Croatia today, in 50 households. There were 90 of them in the middle of the past century, and their number increased by 30 percent. They are located in 7 Croatian counties, in 7 cities and 7 other places, mostly in Rijeka (40), Ostarije in Ogulin area (25), Zagreb (20), Kriz in Ivanic-Grad area (15), and in Ogulin (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.