In Croatia, Thaller families are Croats (from Velika Gorica ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Velika Gorica.
Prevalence
About 10 people with faimily name Thaller live in Croatia today, in 6 households. There were 20 of them in the middle of the past century, and their number halved. They are located in one Croatian city only, in Zagreb (<10).
Outside Croatia
Family name Thaller is present in 17 countries worldwide. The family name "Thaller " is used by some 1000 people in Austria , about 1000 in Germany , and some 500 people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over forty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.