About 10 people with faimily name Marenin live in Croatia today, in households. There were 10 of them in the middle of the past century, and their number remains constant. They are located in one Croatian city only, in Djurdjevac (<5).
Outside Croatia
Family name Marenin is present in 8 countries on three continents. The family name "Marenin " is used by some 400 people in Russian Federation , small number in the United States , and small number of people in Kazakhstan.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1924 in source Emigration Commission Zagreb.