Olivari families are Croats and they are mostly from the Island of Murter. In the past century, relatively most of Croatian residents bearing this family name were born on the Island of Murter and in Sibenik.
Prevalence
About 140 people with faimily name Olivari live in Croatia today, in 70 households. There were 140 of them in the middle of the past century, and their number remains constant. They are located in 9 Croatian counties, in 11 cities and 10 other places, mostly in Tisno on the Island of Murter (50), Sibenik (25), Zagreb (20), Kastel Gomilica (<10), and in Pula (<10).
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.