Polanović families are Croats and they are mostly from Zabok area. In the past century, relatively most of Croatian residents bearing this family name were born in Zabok area and in Zagreb. In Ravnice in Zabok area every tenth inhabitant had the family name Polanović.
Prevalence
About 90 people with faimily name Polanović live in Croatia today, in 40 households. There were 90 of them in the middle of the past century, and their number remains constant. They are located in 6 Croatian counties, in 10 cities and 7 other places, mostly in Zagreb (35), Ravnice in Zabok area (10), Zabok (<10), Velika Gorica (<10), and in Buzdohanj in Rijeka area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.