Family name Lewn (Lewn 
) , around the world, is a very rare last name. The family name Lewn is habitual in Australia, where it is a very rare surname, China, where it is an extremely rare surname, and the United States. Likewise, Lewn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lewn | China, Malaysia, Australia, United States, Myanmar |