In Croatia, Zanella families are Croats (from Split ). In the past century, relatively most of Croatian residents bearing this family name were born in Split and Zagreb.
Prevalence
About 10 people with faimily name Zanella live in Croatia today, in 7 households. There were 20 of them in the middle of the past century, and their number halved. They are located in three Croatian cities only: in Split (<10), Zagreb (<5), and in Zadar (<5).
Outside Croatia
Family name Zanella is present in 52 countries worldwide. "Zannella " is used by some 700 people in Italy , about 100 in the United States , and some 90 people in Canada.
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.