Across the world, นัฐศิมา (นัฐศิมา 
) is a very rare principally feminine, but very infrequently male first name. The forename นัฐศิมา is habitual in South-eastern Asia, particularly Thailand, where it is a very rare principally female, but scarcely male name.
| VARIANT | COUNTRY |
|---|---|
| นัฐศิมา | Thailand |