Žanić families are Croats and they are mostly from Slunj area. According to some sources they are from Modrus. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Split.
About 480 people with faimily name Žanić live in Croatia today, in 200 households. There were 470 of them in the middle of the past century, and their number remains constant. They are located in the most of Croatian counties, in 34 cities and 38 other places, mostly in Zagreb (105), Podstrana in Solin area (40), Josipdol in Ogulin area (25), Osijek (20), and in Kutina (20).