Katja is a female name, in Croatia exclusively Croatian. It is one of the more common names (among the top 500) in Croatia, with over two thousand namesakes living there.
The relative popularity of names Katja in Croatia
The name Katja was the most popular from years 2008 to 2012, when about 28% of the persons bearing this name were born. The peak year was 2012.
Name Katja is present mainly in Dalmatia, and scarcely in Central Croatia. Most of the persons named Katja live in the following cities and municipalities: Zagreb (over two hundred), Split (over a hundred), Rijeka (about sixty). Relatively speaking, the city with the highest percentage of namesakes is Stari Grad (0.13% of total population).