Drinovac families are Croats and they are mostly from Banja Luka area (Bosnia). In the past century, relatively most of Croatian residents bearing this family name were born in Banja Luka Region, Bosnia (Laktasi area) and in Western Bosnia (Livno area).
Prevalence
About 200 people with faimily name Drinovac live in Croatia today, in 90 households. There were 30 of them in the middle of the past century, and their number multiplied. They are located in the most of Croatian counties, in 24 cities and 17 other places, mostly in Zagreb (85), in Ivankovo (25) and Nustar (15) in Vinkovci area, Ilok (10), and in Sesvete (<10).
Outside Croatia
Family name Drinovac is present in 8 countries on four continents. The family name "Drinovac " is used by small number of people in Canada , small number in Australia , and small number of people in the United States.
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.