Family name جانيا (Janina 
, Jania , جانيا) , around the world, is a widespread surname. The cognomen جانيا is habitual in Poland, where it is a prevalent surname, Albania, where it is quite a rare surname, and Nicaragua. Not in comparison with a country's population, it is commonest in Poland, Mexico, and Israel. Very seldom, جانيا is the forename as well as the last name.