In Croatia, Grzilo families are Croats (from Dubrovnik area ). In the past century, relatively most of Croatian residents bearing this family name were born in Dubrovnik area and in Dubrovnik.
Prevalence
About 20 people with faimily name Grzilo live in Croatia today, in 6 households. There were 10 of them in the middle of the past century, and their number doubled. They are located in only threee Croatian places: in Dunave (<10) and Dubravka (<5) in Dubrovnik area, and in Dubrovnik (<5).
Outside Croatia
Family name Grzilo is present in this form only in Croatia.
