Last name นูน (Nun 
, Noeun 
, นูน ) , in the world, is quite a common surname. The cognomen นูน is characteristic of Israel, where it is quite a rare surname, Malaysia, and Mauritius. Measured by absolute frequency, it is commonest in Indonesia, India, and Myanmar. Likewise, นูน is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nun | Myanmar, Indonesia, Malaysia, Israel, India |
| Noeun | Myanmar, Thailand, South Korea, United States, Malaysia |
| Nuoon, นูน | Thailand |
วุฒิ, ศรียา, แสนบุญ, เกตุศรัทธา, and มะลิวัลย์