Across the world, กัลย์ธนัฐ (กัลย์ธนัฐ 
) is a very rare mostly female, but uncommonly masculine first name. The given name กัลย์ธนัฐ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare gender-neutral name.
| VARIANT | COUNTRY |
|---|---|
| กัลย์ธนัฐ | Thailand |