Pentek families are Croats and they are mostly from Petrinja. In the past century, relatively most of Croatian residents bearing this family name were born in Petrinja and Samobor.
Prevalence
About 190 people with faimily name Pentek live in Croatia today, in 80 households. There were 140 of them in the middle of the past century, and their number increased by 30 percent. They are located in the most of Croatian counties, in 23 cities and 27 other places, mostly in Zagreb (30), Novaki in Samobor area (20), Petrinja (15), Samobor (10), and in Pula (10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.