Last name ณรงค์รัตน์ (ณรงค์รัตน์ 
, Narongrat 
, Narongrut ) , in the entire world, is a rare cognomen. The cognomen ณรงค์รัตน์ is characteristic of Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Likewise, ณรงค์รัตน์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Narongrut, Narongkarat, ณรงค์รัตน์ | Thailand |
| Narongrat | Thailand, United States |