In Croatia, Šerlija families are Croats (from Imotski area ). In the past century, relatively most of Croatian residents bearing this family name were born in Imotski area and in Imotsko.
Prevalence
About 50 people with faimily name Šerlija live in Croatia today, in 16 households. There were 20 of them in the middle of the past century, and their number more than doubled. They are located in threee Croatian counties, threee cities and 6 other places, mostly in Postranje (20) and Donji Prolozac (10) in Imotski area, Zagreb (<10), Imotski (<10), and in Split (<5).
Outside Croatia
Family name Šerlija (including: Serlija , Serliya and Sherliya ) is present in three countries on two continents.