Worldwide, เพ็ชรดา (เพ็ชรดา 
) is a very rare mostly girly, but uncommonly male forename. The given name เพ็ชรดา is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare epicene name. Much less frequently, เพ็ชรดา is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| เพ็ชรดา | Thailand |