Surname イレーナ (Irena 
, イレーナ) , in the entire world, is a widespread last name. The family name イレーナ is characteristic of Poland, where it is a prevalent surname, North Macedonia, where it is a common surname, and Slovenia, where it is quite a common surname (explore the name in all countries). In absolute terms, it most frequently occurs in Poland, North Macedonia, and Indonesia. Very seldom, イレーナ is the forename as well as the last name.