Kobašević families are Croats and they are mostly from Zupanja. In the past century, relatively most of Croatian residents bearing this family name were born in Zupanja and Osijek.
About 90 people with faimily name Kobašević live in Croatia today, in 30 households. There were 50 of them in the middle of the past century, and their number increased by 70 percent. They are located in 7 Croatian counties, in 6 cities and four other places, mostly in Stitar (40), Zupanja (35), Rijeka (<10), Osijek (<10), and in Andrijasevci in Vinkovci area (<10).