In Croatia, Krištofik families are generally Croats (from Nasice ), rarely Slovaks (also from Nasice ). In the past century, relatively most of Croatian residents bearing this family name were born in Nasice. In Markovac Našički in Nasice every fiftieth inhabitant had the family name Krištofik.
Prevalence
About 20 people with faimily name Krištofik live in Croatia today, in 9 households. There were 20 of them in the middle of the past century, and their number remains constant. They are located in only two naselja i to in Nasice (<10) and Markovac Nasicki (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.