In Croatia, Stopar families are mainly Croats (from the Island of Losinj ), rarely Slovenes (from Slovenia ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and in Slovenia.
Prevalence
About 60 people with faimily name Stopar live in Croatia today, in 30 households. There were 50 of them in the middle of the past century, and their number increased by 30 percent. They are located in 6 Croatian counties, in 10 cities and 8 other places, mostly in Rijeka (15), Mali Losinj on the Island of Losinj (15), Sibenik (<10), Dramalj (<5), and in Merisce (<5).
Outside Croatia
At least four families with this surname emigrated from Croatia to Canada (3) and the United States (1). Family name Stopar is present in 23 countries worldwide. The family name "Stopar " is used by some 200 people in the United States , about 100 in Japan , and some 80 people in Italy.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.