In all the world, ฤทัยดาว (ฤทัยดาว 
) is a very rare dominantly girly, but seldom boy's first name. The forename ฤทัยดาว is habitual in South-eastern Asia, particularly Thailand, where it is a very rare epicene name.
| VARIANT | COUNTRY |
|---|---|
| ฤทัยดาว | Thailand |