In Croatia, Gradijanac families are Croats (from Grubisno Polje area ). In the past century, relatively most of Croatian residents bearing this family name were born in Grubisno Polje area.
Prevalence
Only a few people with faimily name Gradijanac live in Croatia today, in one household only. There were 0 of them in the middle of the past century, and their number remains constant. They are located in one Croatian city only, in Virovitica (<5).
Outside Croatia
Family name Gradijanac is present in this form only in Croatia.