Drenški 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 Zagreb and Pregrada. In Prigorje in Krapina area every sixth inhabitant had the family name Drenški.
Prevalence
About 320 people with faimily name Drenški live in Croatia today, in 130 households. There were 260 of them in the middle of the past century, and their number increased by 20 percent. They are located in the most of Croatian counties, in 17 cities and 23 other places, mostly in Zagreb (125), Bregi Kostelski (25), Kostelsko (25), Prigorje in Krapina area (25), and in Selci Djakovacki (15).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 2007 in source Encyclopaedia of Croatian Surnames.