Surname Μαριέλλα (Mariella 
, Μαριέλλα) , around the world, is quite a rare last name. The cognomen Μαριέλλα is habitual in Italy, where it is quite a rare surname, Peru, and Venezuela. Not in comparison with a country's population, it most frequently occurs in Italy, Mexico, and Peru. More prevalently, Μαριέλλα is the forename as well as the last name.