Cognomen Põlluäär (Põlluäär 
) , around the world, is an extremely rare family name. The last name Põlluäär is habitual in Northern Europe, particularly Estonia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Põlluäär | Estonia |
| aarne põlluäär Estonian local politician, EE (b. 1967) |
|