Throughout the world, นนทรีย์ (Nonsi 
, นนทรีย์ ) is a rare unisex forename. The given name นนทรีย์ is habitual in Thailand, where it is a rare unisex name, South Africa, where it is a very rare largely feminine, but uncommonly masculine name, and Indonesia, where it is a very rare female name. Measured by absolute frequency, it most frequently occurs in Thailand, India, and Indonesia. Also, นนทรีย์ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Nonsi | South Africa, Thailand, India, Indonesia, Zimbabwe |
| นนทรีย์ | Thailand |