Tolušić families are Croats and they are mostly from Herzegovina. In the past century, relatively most of Croatian residents bearing this family name were born in Herzegovina (Posusje area) and in Djakovo.
Prevalence
About 140 people with faimily name Tolušić live in Croatia today, in 60 households. There were 0 of them in the middle of the past century, and their number multiplied. They are located in 9 Croatian counties, in 15 cities and 8 other places, mostly in Zagreb (35), Djakovo (30), Dubrovnik (10), Nijemci in Vinkovci area (<10), and in Josipdol in Ogulin area (<10).
Outside Croatia
Family name Tolušić is present in four countries on two continents. The family name "Tolusic " is used by small number of people in the United States.
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.