Ivanac families are Croats and they are mostly from Makarska area. In the past century, relatively most of Croatian residents bearing this family name were born in Ogulin and in Makarska area.
Prevalence
About 400 people with faimily name Ivanac live in Croatia today, in 170 households. There were 420 of them in the middle of the past century, and their number remains constant. They are located in the most of Croatian counties, in 23 cities and 33 other places, mostly in Brela in Makarska area (75), Zagreb (40), Ljubac in Nin area (35), Slatina (35), and in Makarska (30).