In Croatia, Dean families are Croats (from Makarska area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Sibenik.
Prevalence
About 70 people with faimily name Dean live in Croatia today, in 40 households. There were 90 of them in the middle of the past century, and their number decreased by 30 percent. They are located in 10 Croatian counties, in 12 cities and four other places, mostly in Zagreb (30), Velika Gorica (<10), Drenovci in Zupanja area (<10), Vodice (<5), and in Split (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.