In Croatia, Sisgoreo families are Croats (from Split ). In the past century, relatively most of Croatian residents bearing this family name were born in Split and Benkovac.
Prevalence
About 40 people with faimily name Sisgoreo live in Croatia today, in 14 households. There were 40 of them in the middle of the past century, and their number remains constant. They are located in four Croatian cities only: in Split (35), Zagreb (<5), Solin (<5), and in Kastav (<5).
Outside Croatia
Family name Sisgoreo is present in five countries on three continents.