In Croatia, Rabušić families are Croats (from Peljesac Peninsula ). In the past century, relatively most of Croatian residents bearing this family name were born on Peljesac Peninsula and in Dubrovnik. In Dubrava on Peljesac Peninsula every fifth inhabitant had the family name Rabušić.
Prevalence
About 30 people with faimily name Rabušić live in Croatia today, in 12 households. There were 30 of them in the middle of the past century, and their number remains constant. They are located in only four Croatian places: in Putnikovic on the Peljesac peninsula (20), Dubrovnik (<10), Dubrava on the Peljesac peninsula (<5), and in Mokosica (<5).
Outside Croatia
Family name Rabušić is present in this form only in Croatia.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.