In Croatia, Haggia families are Croats (from Cazins Region (Bosnia) ). In the past century, relatively most of Croatian residents bearing this family name were born in Cazins Region, Bosnia (Bihac area).
Prevalence
Only a few people with faimily name Haggia live in Croatia today, in two households only. There were 10 of them in the middle of the past century, and their number decreased significantly. They are located in two Croatian cities only, in Zagreb (<5) and Split (<5).
Outside Croatia
Family name Haggia is present in this form only in Croatia.