Cognomen Πένυ (Peny 
, Πένυ) , around the world, is quite a rare last name. The family name Πένυ is habitual in France, where it is a rare surname, Switzerland, and Indonesia. Not in comparison with a country's population, it is commonest in France, Indonesia, and the United States. More frequently, Πένυ is the forename as well as the last name.