Vujnović families are mainly Croats and they are mostly from Velika Gorica area , often Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Ogulin and Zagreb. In Vitunj in Ogulin nearly every inhabitant had the family name Vujnović.
About 1200 people with faimily name Vujnović live in Croatia today, in 580 households. There were 1500 of them in the middle of the past century, and their number decreased by 20 percent. They are located in almost all Croatian counties, in 54 cities and 116 other places, mostly in Zagreb (160), Velika Gorica (75), Rijeka (70), Vitunj (55), and in Split (55).