Jakac families are Croats and they are mostly from Buzet. In the past century, relatively most of Croatian residents bearing this family name were born in Slovenia and in Buzet. In Veli Mlun in Buzet every third inhabitant had the family name Jakac.
Prevalence
About 100 people with faimily name Jakac live in Croatia today, in 40 households. There were 280 of them in the middle of the past century, and their number decreased significantly. They are located in four Croatian counties, in 8 cities and 17 other places, mostly in Buzet (25), Veli Mlun (25), Porec (<10), Labinci in Novigrad area (<10), and in Strped (<10).
Outside Croatia
Family name Jakac (including: Jaccaz , Jakatz , Iakaz , Jacazzi and Jakaz ) is present in 11 countries on three continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.