Surname Iyeni (Iyeni 
) , across the world, is a rare last name. The surname Iyeni is habitual in the Democratic Republic of the Congo, where it is a rare surname, Venezuela, where it is a very rare surname, and Nigeria. Not in comparison with a country's population, it most frequently occurs in the Democratic Republic of the Congo, Nigeria, and Mexico. Very seldom, Iyeni is the forename as well as the last name.