In Croatia, Sliepčević families are Croats (from Vukovar ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Vukovar.
Prevalence
About 20 people with faimily name Sliepčević live in Croatia today, in 10 households. There were 20 of them in the middle of the past century, and their number remains constant. They are located in five Croatian cities only: in Zagreb (10), Vukovar (<10), Vinkovci (<5), Varazdinske Toplice (<5), and in Hrusevec (<5).
Outside Croatia
Family name Sliepčević (including: Sliepcevich , Sliepcevic ) is present in three countries on two continents. The family name "Sliepcevic " 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 over five times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.