Grozdanović families are Croats and they are mostly from Pozega area. In the past century, relatively most of Croatian residents bearing this family name were born in Pozega area and in Nova Gradiska.
Prevalence
About 70 people with faimily name Grozdanović live in Croatia today, in 30 households. There were 50 of them in the middle of the past century, and their number increased by 40 percent. They are located in 8 Croatian counties, in 9 cities and four other places, mostly in Zagreb (20), in Donji Lipovac (15) and Nova Kapela (<10) in Pozega area, Oriovac in Pleternica area (<10), and in Nova Gradiska (<10).
Outside Croatia
Family name Grozdanović is present in 16 countries on four continents. The family name "Grozdanovic " is used by small number of people in Thailand , small number in Czech Republic , and small number of people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1930 in source Emigration Commission Zagreb.