In Croatia, Komarac families are Croats (from Middle Bosnia ). In the past century, relatively most of Croatian residents bearing this family name were born in Sisak and in Middle Bosnia (Gornji Vakuf area). In places Ždrimci and Krupa in Middle Bosnia every thirtieth inhabitant had the family name Komarac.
Prevalence
About 60 people with faimily name Komarac live in Croatia today, in 30 households. There were 40 of them in the middle of the past century, and their number increased by 70 percent. They are located in 8 Croatian counties, in 10 cities and four other places, mostly in Sisak (20), Zagreb (10), Belisce (<10), Zapresic (<10), and in Knin (<10).