In Croatia, Bečko families are Croats (from Sinj area ). In the past century, relatively most of Croatian residents bearing this family name were born in Sinj and in Sinj area.
Prevalence
About 60 people with faimily name Bečko live in Croatia today, in 20 households. There were 30 of them in the middle of the past century, and their number doubled. They are located in threee Croatian counties, in 6 cities and two other places, mostly in Grab in Sinj area (20), Sinj (10), Zagreb (<10), Nasice (<5), and in Split (<5).
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.