In Croatia, Oštrkapa families are Croats (from Virovitica ). In the past century, relatively most of Croatian residents bearing this family name were born in Koprivnica area and in Varazdin.
Prevalence
About 20 people with faimily name Oštrkapa live in Croatia today, in 9 households. There were 10 of them in the middle of the past century, and their number doubled. They are located in four Croatian counties, four cities and 5 other places, mostly in Koprivnica (<10), Varazdin (<5), Rezovacke Krcevine (<5), Virovitica (<5), and in Vidovec in Varazdin area (<5).
Outside Croatia
Family name Oštrkapa is present in this form only in Croatia.