Last name นอรัตน์ (Norat 
, นอรัตน์ ) , in the entire world, is quite a rare family name. The last name นอรัตน์ is habitual in Puerto Rico, where it is quite a rare surname, Bolivia, and Thailand, where it is a rare surname. Measured by absolute frequency, it is commonest in India, the United States, and Thailand. More prevalently, นอรัตน์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Norat | Brazil, United States, Pakistan, Thailand, India |
| นอรัตน์ | Thailand |