Last name Kupinska (Kupinska 
) , around the world, is a very rare surname. The surname Kupinska is characteristic of Poland, where it is a rare surname, Israel, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname. Not in comparison with a country's population, it is the most numerous in Poland, the United States, and the United Kingdom. More frequently, Kupinska is the forename as well as the last name.