In Croatia, Triva families are Croats (from Drnis area ). In the past century, relatively most of Croatian residents bearing this family name were born in Drnis and Split.
Prevalence
About 50 people with faimily name Triva live in Croatia today, in 17 households. There were 50 of them in the middle of the past century, and their number remains constant. They are located in 6 Croatian counties, in 7 cities and 7 other places, mostly in Unesic in Drnis area (15), Split (10), Sibenik (<10), Osijek (<5), and in Privlaka (<5).
Outside Croatia
Family name Triva (including: Thoriva , Terieva , Trieva and Triwa ) is present in 15 countries worldwide.