>
Cognomen Janicka (Janicka ) , worldwide, is quite a rare last name. The cognomen Janicka is habitual in Poland, where it is quite a common surname, Ireland, where it is a rare surname, and Czechia. Not in comparison with a country's population, this name is the most popular in Poland, the United Kingdom, and France. More prevalently, Janicka is the forename as well as the last name.