In Croatia, Terković families are Croats (from Labin area ). In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and Pula. In Kršan in Labin area every sixtieth inhabitant had the family name Terković.
Prevalence
About 20 people with faimily name Terković live in Croatia today, in 8 households. There were 20 of them in the middle of the past century, and their number remains constant. They are located in only four naselja i to in Krsan in Labin area (<10), Zagreb (<5), Kapelica (<5), and in Veljaki in Labin 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.