In Croatia, Triskoli families are Croats (from Rovinj area ). In the past century, relatively most of Croatian residents bearing this family name were born in Pula and in Rovinj area.
Prevalence
Only a few people with faimily name Triskoli live in Croatia today, in one household only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in only one small Croatian place, in Funtana in Rovinj area (<10).
Outside Croatia
Family name Triskoli is present in four countries on two continents. "Triscoli " is used by some 50 people in Italy and small number in the United States.