Slavković families are mainly Croats and they are mostly from Senj , also Serbs, very rarely Slovenes. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Senj.
Prevalence
About 80 people with faimily name Slavković live in Croatia today, in 40 households. There were 50 of them in the middle of the past century, and their number increased by 50 percent. They are located in 9 Croatian counties, in 12 cities and 8 other places, mostly in Zagreb (20), Metkovic (15), Split (<10), Pula (<10), and in Rijeka (<10).
Outside Croatia
Family name Slavković is present in 19 countries worldwide. The family name "Slavkovic " is used by small number of people in Peru , small number in the United States , and small number of people in South Africa.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.