Cvitković families are Croats and they are mostly from Sinj area. According to some sources they are from Otocac area and Bihac. In the past century, relatively most of Croatian residents bearing this family name were born in Otocac and Zagreb. In Miljkovići in Herzegovina every third inhabitant had the family name Cvitković.
About 1900 people with faimily name Cvitković live in Croatia today, in 780 households. There were 1500 of them in the middle of the past century, and their number increased by 30 percent. They are located in all Croatian counties, in 73 cities and 159 other places, mostly in Zagreb (255), Split (130), Klenovica (100), Sinj (95), and in Karlovac (90).