Marohnić families are Croats and they are mostly from Bakar. In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and Bakar. In Zlobin in Bakar every seventh inhabitant had the family name Marohnić.
Prevalence
About 180 people with faimily name Marohnić live in Croatia today, in 80 households. There were 200 of them in the middle of the past century, and their number decreased by 10 percent. They are located in 8 Croatian counties, in 13 cities and 19 other places, mostly in Rijeka (40), Zagreb (35), Zlobin (30), Smrika (15), and in Veli Dol (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.