Drenovac families are mainly Croats and they are mostly from Gospic , often Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Gospic and Bjelovar.
Prevalence
About 100 people with faimily name Drenovac live in Croatia today, in 50 households. There were 130 of them in the middle of the past century, and their number decreased by 30 percent. They are located in 10 Croatian counties, in 10 cities and 16 other places, mostly in Zagreb (15), Darda in Osijek area (15), Osijek (<10), Bjelovar (<10), and in Vukovar (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.