Last name Полий (Poly 
, Poliy 
, Polii 
) , in the entire world, is a common family name. The family name Полий is characteristic of Bangladesh, where it is quite a rare surname, Indonesia, and Ireland. In absolute terms, it is the most numerous in Bangladesh, Indonesia, and France. Likewise, Полий is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Poly | Indonesia, Taiwan, India, Bangladesh, France |
| Poliy | Indonesia, Malaysia, United States, India, Israel |
| Polii | Indonesia, Malaysia, United States, France, Brazil |
| Полий | Kyrgyzstan, Kazakhstan, Russia, Ukraine |