Cognomen พันธี (Phanthi 
, พันธี ) , around the world, is a rare family name. The family name พันธี is characteristic of South-eastern Asia, particularly Laos, where it is quite a rare surname, Vietnam, where it is a rare surname, and Thailand, where it is a very rare surname. Also, พันธี is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phanthi | Vietnam, Laos, Malaysia, Thailand, India |
| พันธี | Thailand |