In Croatia, Petružalek families are mainly Croats (from Daruvar area ), less frequently Czechs (also from Daruvar area ). In the past century, relatively most of Croatian residents bearing this family name were born in Daruvar area and in Pakrac.
Prevalence
Only a few people with faimily name Petružalek live in Croatia today, in five households only. There were 30 of them in the middle of the past century, and their number decreased significantly. They are located in only four Croatian places: in Otkopi in Daruvar area (<5), Sesvete (<5), Vodice (<5), and in Boris in Daruvar area (<5).
Outside Croatia
Family name Petružalek is present in this form only in Croatia.