In Croatia, Gilli families are Croats by relative majority (from the Island of Pasman ), equally Italians (from Rovinj ). In the past century, relatively most of Croatian residents bearing this family name were born in Rovinj and on the Island of Pasman.
Prevalence
About 10 people with faimily name Gilli live in Croatia today, in five households only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in three Croatian cities only: in Rovinj (<10), Rijeka (<5), and in Vinkovci (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned about one hundred times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.