Šepčić families are Croats and they are mostly from Glina area. In the past century, relatively most of Croatian residents bearing this family name were born in Nasice and in Glina area.
Prevalence
About 100 people with faimily name Šepčić live in Croatia today, in 50 households. There were 110 of them in the middle of the past century, and their number decreased by 10 percent. They are located in 6 Croatian counties, in 8 cities and 18 other places, mostly in Pokupsko in Glina area (15), Nasice (15), Velika Gorica (15), Rijeka (<10), and in Lukovdol (<10).
Outside Croatia
At least two families with this surname emigrated from Croatia to the United States (1) and Germany (1). Family name Šepčić (including: Sepcic , Sepcich ) is present in three countries on two continents. The family name "Sepcic " is used by some 100 people in the United States. "Sepcich " is used by small number of people in the United States.
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.