In Croatia, Antunica families are Croats (from Peljesac Peninsula ). In the past century, relatively most of Croatian residents bearing this family name were born in Dubrovnik and on Peljesac Peninsula.
Prevalence
About 20 people with faimily name Antunica live in Croatia today, in 8 households. There were 30 of them in the middle of the past century, and their number decreased by 10 percent. They are located in only two Croatian places: in Hodilje on the Peljesac peninsula (20) and Dubrovnik (10).
Outside Croatia
Family name Antunica is present in three countries on three continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1927 in source Emigration Commission Zagreb.