In Croatia, Terhaj families are Croats (from Zagreb ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb.
Prevalence
Only a few people with faimily name Terhaj 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 counties, in one city and another small place , mostly in Zagreb (<5) and Lovran in Opatija area (<5).
Outside Croatia
Family name Terhaj is present in three countries on two continents. "Terhai " is used by few people in the United States.
