Surname ルイエ (Rouillé 
, Loeillet 
, ルイエ) , all around the world, is a rare last name. The family name ルイエ is habitual in France, where it is quite a rare surname, Colombia, where it is a very rare surname, and Canada, where it is an extremely rare surname. Very seldom, ルイエ is the forename as well as the last name.