Bartoš families can be both Czechs (the family name originates from Daruvar area ) and Croats (from Osijek ). In the past century, relatively most of Croatian residents bearing this family name were born in Daruvar area and in Pakrac.
Prevalence
About 140 people with faimily name Bartoš live in Croatia today, in 60 households. There were 150 of them in the middle of the past century, and their number decreased by 10 percent. They are located in 10 Croatian counties, in 14 cities and 11 other places, mostly in Koncanica in Daruvar area (40), Zagreb (30), Daruvar (10), Osijek (<10), and in Dragotin in Djakovo area (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.