In Croatia, Calek families are Croats (from Tuzla Region (Bosnia) ). In the past century, relatively most of Croatian residents bearing this family name were born in Tuzla Region, Bosnia (Tuzla area).
Prevalence
Only a few people with faimily name Calek live in Croatia today, in two households only. They are located in only two Croatian places: in Bregi in Opatija area (<5) and Rijeka (<5).