In Croatia, Kruc families are Croats (from Zagreb ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Osijek.
Prevalence
About 60 people with faimily name Kruc live in Croatia today, in 20 households. There were 60 of them in the middle of the past century, and their number remains constant. They are located in two Croatian cities only, in Zagreb (55) and Osijek (<5).