In Croatia, Ustruha families are Croats (from Orahovica ). In the past century, relatively most of Croatian residents bearing this family name were born in Nasice and Orahovica.
Prevalence
Only a few people with faimily name Ustruha live in Croatia today, in one household only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in only one small Croatian place, in Duzluk (<5).
Outside Croatia
Family name Ustruha is present in this form only in Croatia.
