In Croatia, Prelaz families are predominantly Croats (from Sinj area ), rarely Italians (from Umag ). In the past century, relatively most of Croatian residents bearing this family name were born in Sinj area and in Sinj.
Prevalence
About 20 people with faimily name Prelaz live in Croatia today, in 6 households. There were 20 of them in the middle of the past century, and their number remains constant. They are located in only five Croatian places: in Potravlje in Sinj area (<10), Kmeti (<10), Sinj (<5), Kastel Stari (<5), and in Kastel Gomilica (<5).
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.