In Croatia, Picak families are Croats (from Krapina area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Krapina area.
Prevalence
About 70 people with faimily name Picak live in Croatia today, in 30 households. There were 70 of them in the middle of the past century, and their number remains constant. They are located in four Croatian counties and four other places, mostly in Zagreb (45), Mihovljan in Krapina area (10), Zapresic (<10), Brckovljani in Dugo Selo area (<10), and in Karlovac (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.