Cognomen ទីរ៉ាន (ទីរ៉ាន 
) , in the world, is an extremely rare family name. The cognomen ទីរ៉ាន is characteristic of South-eastern Asia, particularly Cambodia, where it is a very rare surname. Also, ទីរ៉ាន is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ទីរ៉ាន | Cambodia |