Janko is a male name, in Croatia mostly Croatian, but also Serbian, Slovak and Ruthenian. It is one of the more common names (among the top 500) in Croatia, with over four thousand namesakes living there.
The relative popularity of names Janko in Croatia
The name Janko was the most popular from years 1930 to 1938. The peak year was 1930. It was the least popular from years 2003 to 2013.
Name Janko is relatively more common in the north of the country. Most of the persons named Janko live in the following cities and municipalities: Zagreb (over five hundred), Karlovac (over a hundred), Samobor (about eighty). Relatively speaking, the city with the highest percentage of namesakes is Žumberak (2.25% of total population).