Cvitanušić families are Croats and they are mostly from Imotski area. In the past century, relatively most of Croatian residents bearing this family name were born in Imotski area and in Imotsko.
Prevalence
About 70 people with faimily name Cvitanušić live in Croatia today, in 20 households. There were 40 of them in the middle of the past century, and their number increased by 60 percent. They are only located in in 8 Croatian cities and threee other places, mostly in Runovic in Imotski area (35), Osijek (20), Split (<10), Zagreb (<10), and in Sinj (<5).
Outside Croatia
Family name Cvitanušić 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 2007 in source Encyclopaedia of Croatian Surnames.