In Croatia, Keško families are predominantly Croats (from Middle Bosnia ), rarely Bosniaks (from Middle Bosnia ). In the past century, relatively most of Croatian residents bearing this family name were born in Middle Bosnia (Zenica area) and in Middle Bosnia (Kresevo area). In Suhi Dol in Middle Bosnia every third inhabitant had the family name Keško.
Prevalence
About 10 people with faimily name Keško live in Croatia today, in 7 households. There were 0 of them in the middle of the past century, and their number multiplied. They are located in 6 Croatian counties, in 8 cities and threee other places, mostly in Samobor (<5), Zagreb (<5), Split (<5), Podgora in Makarska area (<5), and in Grbe (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1927 in source Emigration Commission Zagreb.