In Croatia, Durek families are Bosniaks (from Split ).
Prevalence
Only a few people with faimily name Durek live in Croatia today, in one household only. They are located in only threee naselja i to in Split (<5), Podstrana in Solin area (<5), and in Stobrec (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 2007 in source Encyclopaedia of Croatian Surnames.