In Croatia, Miolin families are Croats (from Kastel Sucurac ). In the past century, relatively most of Croatian residents bearing this family name were born in Split and Kastel Sucurac. U Gradu Kaštel Sućurcu every seventieth inhabitant had the family name Miolin.
Prevalence
About 50 people with faimily name Miolin live in Croatia today, in 20 households. There were 50 of them in the middle of the past century, and their number remains constant. They are located in two Croatian counties, threee cities and four other places, mostly in Kastel Sucurac (35), Split (<10), Novigrad (<5), Kastel Luksic (<5), and in Podstrana in Solin area (<5).
Outside Croatia
Family name Miolin is present in 7 countries on three continents.
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.