Around the world, พิลัยวรรณ (พิลัยวรรณ 
) is a rare mostly girly, but seldom masculine forename. The given name พิลัยวรรณ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare largely feminine, but seldom boy's name. Much less frequently, พิลัยวรรณ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| พิลัยวรรณ | Thailand |