Cognomen Льюис (Lewis 
, Lluís 
, Lyuis 
) , all over the world, is a widespread family name. The surname Льюис is habitual in Latin America and the Caribbean, particularly Grenada, where it is a prevalent surname, Saint Vincent and the Grenadines, where it is a widespread surname, and Jamaica (explore the name in all countries). In absolute terms, this name is the most popular in the United States, the United Kingdom, and Australia. Very seldom, Льюис is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lewis | Australia, Canada, Jamaica, United Kingdom, United States |
| Lluís | Australia, Venezuela, Spain, United Kingdom, United States |
| Lyuis | Spain, Venezuela, Bulgaria, United States, India |
| Льюис | Kazakhstan, Russia, Ukraine |
Chlodwig, Clodoveo, Clovis, Clóvis, Lajos, Lewes, Lewys, Liouis, Liuis, Lluis, Loeiz, Loic, Loui, Louie, Louis, Loïc, Loïck, Ludovic, Ludovico, Ludovicus, Ludvig, Ludvik, Ludwig, Ludwik, Luigi, Luis, Luiz, Luã S, Luís, Saint-Louis, Λουί, Λουδοβίκος, Кловис, Лайош, Лоик, Лудвиг, Лудвик, Луи, Луиджи, Луис, Луис, Луи, Луиш, Луіс, Луіш, Луї, Луїс, Льюіс, Льюїс, Людвиг, Людвик, Людвіг, Людвік, Людовик, Людовік, Люис, Люі, Люіс, Хлодвиг, לואיס, לואיק, לודוויג, لايوش, لودفيغ, لوي, لويجي, لويس, لويك, লুইস, เลวิส, ラドウィグ, ルイ, ルイジ, ルイス, ルドヴィック, 刘易斯, 路易, 路易士, and 路易斯