Šaško families are Croats and they are mostly from Krapina area. In the past century, relatively most of Croatian residents bearing this family name were born in Krapina area and in Vrbovec. In Brdo Jesenjsko in Krapina area every third inhabitant had the family name Šaško.
Prevalence
About 400 people with faimily name Šaško live in Croatia today, in 150 households. There were 280 of them in the middle of the past century, and their number increased by 50 percent. They are located in the most of Croatian counties, in 20 cities and 54 other places, mostly in Brdo Jesenjsko in Krapina area (40), Zagreb (40), Varazdin (35), Koprivnica (30), and in Krizevci (15).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.