Gardijan families are generally Serbs and they are mostly from Skradin , less frequently Croats (from Sibenik ). In the past century, relatively most of Croatian residents bearing this family name were born in Skradin and Sibenik. In Plastovo in Skradin every fifth inhabitant had the family name Gardijan.
Prevalence
About 170 people with faimily name Gardijan live in Croatia today, in 70 households. There were 120 of them in the middle of the past century, and their number increased by 40 percent. They are located in 7 Croatian counties, in 10 cities and 7 other places, mostly in Plastovo (35), Zadar (35), Zagreb (25), Sibenik (25), and in Rijeka (15).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.