Vitko families are Croats and they are mostly from Samobor. In the past century, relatively most of Croatian residents bearing this family name were born in Samobor and in Slovenia. In Samoborski Otok in Samobor every sixth inhabitant had the family name Vitko.
Prevalence
About 170 people with faimily name Vitko live in Croatia today, in 60 households. There were 150 of them in the middle of the past century, and their number increased by 20 percent. They are only located in in 8 Croatian cities and 14 other places, mostly in Samobor (75), Farkasevec Samoborski (20), Samoborski Otok (15), Zapresic (<10), and in Braslovje (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1929 in source Emigration Commission Zagreb.