In Croatia, Krašnjak families are Croats (from Nasice area ). In the past century, relatively most of Croatian residents bearing this family name were born in Nasice area and in Kutina.
Prevalence
About 30 people with faimily name Krašnjak live in Croatia today, in 10 households. There were 20 of them in the middle of the past century, and their number increased by 10 percent. They are located in threee Croatian counties, four cities and two other places, mostly in Zagreb (15), Visnjevac (<5), Darda in Osijek area (<5), Kutina (<5), and in Nasice (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1942 in source Phone Directory of the Independent State of Croatia 1942.