In Croatia, Trač families are Croats (from Otocac ). In the past century, relatively most of Croatian residents bearing this family name were born in Slavonski Brod.
Prevalence
Only a few people with faimily name Trač live in Croatia today, in three households only. There were 10 of them in the middle of the past century, and their number decreased significantly. They are located in two Croatian cities only, in Slavonski Brod (<5) and Otocac (<5).