In Croatia, Bosnjak families are Croats (from Zagreb ).
Prevalence
Only a few people with faimily name Bosnjak live in Croatia today, in one household only. They are located in two Croatian cities only, in Zagreb (<5) and Palancani (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned about one hundred times, the first time 1749 in source 18th Century Census.