Surname Arlang (Arlang 
) , in the world, is a rare cognomen. The cognomen Arlang is characteristic of Thailand, where it is a very rare surname, Indonesia, and Nicaragua. Measured by absolute frequency, it is the most numerous in Indonesia, Thailand, and the United States. Likewise, Arlang is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Arlang | Thailand, United States, India, Mexico, Indonesia |