Cognomen Plasi (Plasi 
) , around the world, is a very rare family name. The cognomen Plasi is characteristic of Poland, where it is a very rare surname, Brazil, where it is an extremely rare surname, and India. More prevalently, Plasi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Plasi | India, Spain, South Africa, Poland, Brazil |