Around the globe, พลอยสิริ (พลอยสิริ 
) is a very rare dominantly girly, but seldom boy's given name. The forename พลอยสิริ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare dominantly girly, but infrequently male name.
| VARIANT | COUNTRY |
|---|---|
| พลอยสิริ | Thailand |