Across the world, หทัยมาตุ (หทัยมาตุ 
) is a very rare dominantly girly, but uncommonly masculine forename. The given name หทัยมาตุ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare epicene name.
| VARIANT | COUNTRY |
|---|---|
| หทัยมาตุ | Thailand |