In Croatia, Girotto families are Croats (from the Island of Krk ). In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and Pula.
Prevalence
About 30 people with faimily name Girotto live in Croatia today, in 9 households. They are located and two other Croatian places, mostly in Rijeka (15), Zadar (<10), Omisalj on the Island of Krk (<5), Zagreb (<5), and in Kastav (<5).
Outside Croatia
Family name Girotto is present in 24 countries worldwide.