Throughout the world, ปิยธาดา (ปิยธาดา 
) is a very rare unisex forename. The forename ปิยธาดา is habitual in South-eastern Asia, particularly Thailand, where it is a very rare epicene name.
| VARIANT | COUNTRY |
|---|---|
| ปิยธาดา | Thailand |
คูหาสุวรรณ, and จันทร์เจริญ