In Croatia, Kalapač families are Croats (from Novi Vinodolski area ). In the past century, relatively most of Croatian residents bearing this family name were born in Vinkovci and Zadar.
Prevalence
Only a few people with faimily name Kalapač live in Croatia today, in four households only. There were 10 of them in the middle of the past century, and their number remains constant. They are located in four Croatian counties, four cities and two other places, mostly in Zagreb (<5), Rijeka (<5), Zadar (<5), Vinkovci (<5), and in Grizane-Belgrad in Novi Vinodolski area (<5).