Druško families are Croats and they are mostly from Lepoglava. In the past century, relatively most of Croatian residents bearing this family name were born in Lepoglava and Varazdin.
Prevalence
About 80 people with faimily name Druško live in Croatia today, in 30 households. There were 80 of them in the middle of the past century, and their number remains constant. They are located in 7 Croatian counties, in 7 cities and 7 other places, mostly in Lepoglava (30), Zagreb (15), Osijek (10), Varazdin (10), and in Piskorevci (<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.