In Croatia, Blagonich families are Croats (from Pula ). In the past century, relatively most of Croatian residents bearing this family name were born in Pula.
Prevalence
Only a few people with faimily name Blagonich live in Croatia today, in one household only. They are located in only one small Croatian place, in Pagubice in Pazin area (<5).
Outside Croatia
Family name Blagonich is present in this form only in Croatia.