Delaš 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 and Split. In Zelovo in Sinj every sixth inhabitant had the family name Delaš.
Prevalence
About 330 people with faimily name Delaš live in Croatia today, in 130 households. There were 200 of them in the middle of the past century, and their number increased by 70 percent. They are located in 9 Croatian counties, in 14 cities and 18 other places, mostly in Split (65), Solin (60), Zagreb (30), Jarmina in Vinkovci area (20), and in Kastel Kambelovac (20).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1938 in source Emigration Commission Zagreb.