Dropulja families are Croats and they are mostly from middle Bosnia. In the past century, relatively most of Croatian residents bearing this family name were born in Middle Bosnia (Maglaj area) and in Slavonski Brod.
Prevalence
About 100 people with faimily name Dropulja live in Croatia today, in 40 households. They are located in the most of Croatian counties, in 19 cities and 12 other places, mostly in Zagreb (15), Velika Kopanica in Djakovo area (15), Luka (10), Sesvete (<10), and in Krizevci (<10).
Outside Croatia
Family name Dropulja is present in three countries.
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.