In Croatia, Trković families are Croats (from Dubrovnik area ). In the past century, relatively most of Croatian residents bearing this family name were born in Dubrovnik.
Prevalence
About 30 people with faimily name Trković live in Croatia today, in 12 households. There were 50 of them in the middle of the past century, and their number decreased by 40 percent. They are located in only threee Croatian places: in Gruda in Dubrovnik area (30), Zagreb (<5), and in Cilipi in Dubrovnik area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.