In Croatia, Mička families are predominantly Croats (from Nasice ), very rarely Slovaks (from Osijek ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and in Orahovica area.
Prevalence
About 20 people with faimily name Mička 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 only located in in 6 Croatian cities and another small place , mostly in Zagreb (<10), Rijeka (<5), Nasice (<5), Matulji in Opatija area (<5), and in Osijek (<5).
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.