In Croatia, Jeržabek families are Croats (from Pleternica area ). In the past century, relatively most of Croatian residents bearing this family name were born in Pleternica area and in Zagreb. In Vukojevica in Pleternica area every eighth inhabitant had the family name Jeržabek.
Prevalence
About 10 people with faimily name Jeržabek live in Croatia today, in 8 households. There were 10 of them in the middle of the past century, and their number remains constant. They are located in only four naselja i to in Zagreb (<5), Domaslovec (<5), Samobor (<5), and in Biograd na moru (<5).
Outside Croatia
Family name Jeržabek is present in 9 countries on two continents. The family name "Jerzabek " is used by few people in France and 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 1942 in source Phone Directory of the Independent State of Croatia 1942.