In Croatia, Feliks families are almost entirely Croats (from Prelog area ), barely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Prelog area and in Beli Manastir area.
Prevalence
About 40 people with faimily name Feliks live in Croatia today, in 16 households. There were 70 of them in the middle of the past century, and their number decreased by 30 percent. They are located in 7 Croatian counties and 8 other places, mostly in Zagreb (15), Bjelovar (<10), Mala Cresnjevica in Djurdjevac area (<10), Brodski Stupnik in Pleternica area (<10), and in Dekanovec in Prelog area (<10).
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.