Trbović families are mainly Serbs and they are mostly from Vrbovsko , whereas often Croats (from Cakovec area ). In the past century, relatively most of Croatian residents bearing this family name were born in Ogulin and Rijeka. In Gomirje in Vrbovsko every sixth inhabitant had the family name Trbović.
Prevalence
About 490 people with faimily name Trbović live in Croatia today, in 250 households. There were 750 of them in the middle of the past century, and their number decreased by 30 percent. They are located in the most of Croatian counties, in 34 cities and 43 other places, mostly in Rijeka (80), Zagreb (65), Gomirje (40), Dreznica (35), and in Ljubosina (20).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.