Around the globe, พลอยพันธน์ (พลอยพันธน์ 
) is a very rare mostly girly, but seldom masculine first name. The forename พลอยพันธน์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare dominantly female, but infrequently masculine name.
| VARIANT | COUNTRY |
|---|---|
| พลอยพันธน์ | Thailand |