Last name Nouansavanh (Nouansavanh 
) , in the entire world, is quite a rare cognomen. The last name Nouansavanh is habitual in Laos, where it is quite a common surname, Canada, where it is an extremely rare surname, and the United States. Much less frequently, Nouansavanh is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nouansavanh | Laos, United States, Thailand, Canada |