Katka is a female name, in Croatia exclusively Croatian. It is one of the relatively rare names in Croatia, with about thirty namesakes living there.
The relative popularity of names Katka in Croatia
The name Katka was the most popular from years 1926 to 1941, when about 25% of the persons bearing this name were born. The peak year was 1926.
Name Katka is relatively more common in the north of the country. Most of the persons named Katka live in the following cities and municipalities: Sisak (less than ten), Zagreb (less than ten), Ilok (less than ten).