In Croatia, Djumlija families are Croats (from Jastrebarsko area ). In the past century, relatively most of Croatian residents bearing this family name were born in Jastrebarsko area and in Samobor.
Prevalence
Only a few people with faimily name Djumlija live in Croatia today, in four households only. They are located in only two naselja i to in Bratina in Jastrebarsko area (<10) and Bobovica (<5).
Outside Croatia
Family name Djumlija is present in five countries on four continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.