In Croatia, Ivanika families are almost entirely Croats (from Ilok area ), barely Hungarians (from Nin area ). In the past century, relatively most of Croatian residents bearing this family name were born in Middle Bosnia (Travnik area) and in Herzegovina (Mostar area).
Prevalence
About 60 people with faimily name Ivanika live in Croatia today, in 20 households. They are located in 7 Croatian counties, four cities and 10 other places, mostly in Gornji Emovci (15), Opatovac in Ilok area (15), Mlini in Dubrovnik area (<10), Vir in Nin area (<10), and in Mokosica (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.