Čalošević families are Serbs and they are mostly from Vinkovci area. In the past century, relatively most of Croatian residents bearing this family name were born in Vinkovci area and in Osijek.
Prevalence
About 80 people with faimily name Čalošević live in Croatia today, in 30 households. There were 90 of them in the middle of the past century, and their number decreased by 10 percent. They are located in only five naselja i to in Dalj in Vinkovci area (80), Osijek (<10), Bijelo Brdo in Vinkovci area (<5), Hvar on the Island of Hvar (<5), and in Lovran in Opatija area (<5).
Outside Croatia
Family name Čalošević is present in this form only in Croatia.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.