Tandarić families are Croats and they are mostly from Jastrebarsko area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Samobor. In Kotari in Samobor every second inhabitant had the family name Tandarić.
Prevalence
About 380 people with faimily name Tandarić live in Croatia today, in 170 households. There were 440 of them in the middle of the past century, and their number decreased by 10 percent. They are located in the most of Croatian counties, in 26 cities and 46 other places, mostly in Zagreb (45), Kotari (35), Samobor (25), Jastrebarsko (25), and in Novo Selo Okicko in Jastrebarsko area (20).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.