In Croatia, Zdešar families are Croats (from Pula ). In the past century, relatively most of Croatian residents bearing this family name were born in Pula.
Prevalence
About 10 people with faimily name Zdešar live in Croatia today, in one household only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in one Croatian city only, in Rijeka (<5).
Outside Croatia
At least one family with this surname emigrated from Croatia to the United States. Family name Zdešar is present in three countries on two continents. The family name "Zdesar " is used by some 100 people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1943 in source Directorium ARCHI-DIOECESI ZAGREBIENSI.