Šilović families are Croats and they are mostly from Kastela area. In the past century, relatively most of Croatian residents bearing this family name were born in Split and in Kastela area. In Kladnjice in Kastela area every ninth inhabitant had the family name Šilović.
Prevalence
About 250 people with faimily name Šilović live in Croatia today, in 110 households. There were 280 of them in the middle of the past century, and their number decreased by 10 percent. They are located in the most of Croatian counties, in 18 cities and 17 other places, mostly in Split (75), Zagreb (45), Otok in Vinkovci area (15), Osijek (10), and in Kastel Stari (10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over forty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.