In Croatia, Cerjanec families are Croats (from Ozalj ). In the past century, relatively most of Croatian residents bearing this family name were born in Ozalj and in Ivanic-Grad. In Cerje Vivodinsko in Ozalj every second inhabitant had the family name Cerjanec.
Prevalence
About 50 people with faimily name Cerjanec live in Croatia today, in 20 households. There were 120 of them in the middle of the past century, and their number decreased significantly. They are located in 6 Croatian counties, in 8 cities and 5 other places, mostly in Zagreb (<10), Stojavnica (<10), Karlovac (<10), Bjelovar (<10), and in Belosici (<5).
Outside Croatia
Family name Cerjanec is present in 7 countries on four continents. The family name "Cerjanec " is used by small number of people in the United States , small number in Canada , and small number of people in Mexico. "Ceryanec " is used by 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 1902 in source Hartmann's General List of Apartments in Zagreb.