Cognomen ล่อน (Lon 
, ล่อน) , throughout the world, is a common family name. The cognomen ล่อน is habitual in Macao, where it is quite a common surname, Malaysia, and Myanmar. Not in comparison with a country's population, the name is most common in Myanmar, Malaysia, and Pakistan. Also, ล่อน is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lon | Myanmar, Pakistan, Vietnam, United States, Malaysia |