Hazdovac families are Croats and they are mostly from the Island of Mljet. In the past century, relatively most of Croatian residents bearing this family name were born in Dubrovnik and on the Island of Mljet. In Blato on the Island of Mljet every third inhabitant had the family name Hazdovac.
Prevalence
About 100 people with faimily name Hazdovac live in Croatia today, in 30 households. There were 0 of them in the middle of the past century, and their number multiplied. They are located in four Croatian counties and 17 other places, mostly in Zadar (15), in Kozarica (15), Babino Polje (15) and Blato (15) on the Island of Mljet, and in Mokosica (<10).
Outside Croatia
At least five families with this surname emigrated from Croatia to the United States. Family name Hazdovac is present in two countries on two continents. The family name "Hazdovac " is used by some 70 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 2007 in source Encyclopaedia of Croatian Surnames.