Cognomen นาสาร (Nasaan 
, นาสาร , Nasaarn ) , around the world, is a rare family name. The surname นาสาร is habitual in Syria, where it is a rare surname, Jordan, and Philippines, where it is a very rare surname. Measured by absolute frequency, it is commonest in Syria, Philippines, and Thailand. Very seldom, นาสาร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nasaan | Syria, Philippines, Jordan, Thailand, Pakistan |
| นาสาร, Nasaarn | Thailand |