In Croatia, Vizin families are Croats (from Backa, Vojvodina ). In the past century, relatively most of Croatian residents bearing this family name were born in Backa, Vojvodina.
Prevalence
Only a few people with faimily name Vizin live in Croatia today, in two households only. They are located in two Croatian counties, in one city and another small place , mostly in Omisalj on the Island of Krk (<5) and Zagreb (<5).
Outside Croatia
Family name Vizin (including: Vizien , Whizin and Vizhin ) is present in 18 countries on four continents. "Whizin " is used by small number of people in the United States and small number in Germany.