In Croatia, Dolšak families are Croats (from Klanjec area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Klanjec area.
Prevalence
About 20 people with faimily name Dolšak live in Croatia today, in 8 households. There were 10 of them in the middle of the past century, and their number doubled. They are located in only threee naselja i to in Zagreb (10), Karlovac (<5), and in Cresnjevec in Klanjec area (<5).
Outside Croatia
Family name Dolšak is present in four countries on two continents. The family name "Dolsak " is used by some 100 people in the United States and small number in Austria.
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.