Jelavić-Šako families are Croats and they are mostly from Sinj area. In the past century, relatively most of Croatian residents bearing this family name were born in Sinj area and in Split.
Prevalence
About 120 people with faimily name Jelavić-Šako live in Croatia today, in 60 households. There were 30 of them in the middle of the past century, and their number multiplied. They are only located in in 7 Croatian cities and 10 other places, mostly in Split (45), Gornji Muc in Sinj area (30), Solin (25), Jesenice in Omis area (<10), and in Kastel Stari (<10).
Outside Croatia
Family name Jelavić-Šako is present in this form only in Croatia.