Cognomen Dienar (Dienar 
) , throughout the world, is a rare surname. The cognomen Dienar is habitual in Indonesia, where it is a very rare surname, South Africa, and the United States, where it is an extremely rare surname. Likewise, Dienar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dienar | Indonesia, United States, South Africa |