Delija families are almost entirely Croats and they are mostly from Lepoglava area , rarely Albanians. In the past century, relatively most of Croatian residents bearing this family name were born in Sinj and Zagreb. In Veternica in Lepoglava area every sixth inhabitant had the family name Delija.
Prevalence
About 490 people with faimily name Delija live in Croatia today, in 210 households. There were 380 of them in the middle of the past century, and their number increased by 30 percent. They are located in the most of Croatian counties, in 34 cities and 47 other places, mostly in Brnaze (85), Bibinje in Zadar area (80), Zagreb (75), Belec (50), and in Veternica in Lepoglava area (30).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1943 in source Directorium ARCHI-DIOECESI ZAGREBIENSI.